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Absorbent Products : Pads and
garments, disposable or reusable, worn to absorb leaked urine. Absorbent
products include shields, undergarment pads, combination pad-pant systems,
diaper like garments, and bed pads. |
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ABP is caused by bacteria traveling up the urethra and the
backward flow of infected urine into the prostatic ducts. This may be brought on by the
use of a urinary catheter during a medical procedure, or it may be caused by an
enlargement of the patient's prostate, a congenital defect in his urinary tract or a
recent bladder infection. Engaging in anal intercourse also can cause ABP, although the
disease is not sexually transmitted (cannot be passed from partner to partner). |
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Although there are two parts
to the adrenal gland, the vast majority of malignancies of the adrenal gland occur in the
cortex. Carcinomas of the adrenal gland are considered either functional or
nonfunctional; that is, they either produce steroids (which may lead to clinical symptoms)
or they don't. This disease is very rare, affecting 2 per 1 million people. |
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Alpha-adrenergic agonists are drugs,
which stimulate sites in the nervous system that respond to the chemical
norepinephrine. Therefore, patients suffering from forms of incontinence
requiring increased muscle tone and urethral resistance -- for example,
stress incontinence -- may benefit from the use of alpha-adrenergic
agonists. |
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Benign prostatic hyperplasia -- non cancerous enlargement of the prostate
-- can encroach upon the urinary tract, leading to
overflow or
urge incontinence. Alpha-1 adrenergic receptor blocking agents --known
as alpha-1 blockers or alpha blockers -- are used to treat BPH, because they
reduce the tone of striated and smooth muscle, thereby decreasing urethral
resistance and relieving symptoms of obstruction. Alpha-blockers should not
be used in people who are hypersensitive (have an exaggerated reaction) to
such medication or who experience postural hypotension (extremely low blood
pressure when standing up or standing still). |
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Alternative Treatment Devices
- In addition to standard methods such as biofeedback, drug therapy and
surgery, a number of treatment devices are available to help patients achieve
bladder control. Interstim is a new therapy which may be effective in treating urge
incontinence in some patients. It consists of a device, about the size of a
pacemaker, that is implanted into the sacral nerves of the lower spine, where it
delivers electrical impulses that help regulate bladder function. In this way, Interstim reduces the likelihood and severity of accidental
urination or leakage. The surgery required for implantation is minimal, and the
device can be adjusted to meet the bladder control needs of each patient. Prosthetic occluding devices can be used to block the flow of urine by
squeezing the urethra shut. For men, such mechanical devices include penile
clamps (for example, the Cunningham clamp) and compression rings. The penile
clamp is a V-shaped casing with a foam cushion that fits over and under the
penis. When closed, the penile clamp should stop the flow of urine without
causing discomfort. Compression devices are adjustable rings that surround the
penis and, when inflated with air, pinch off the urine flow. Occluding devices
usually are reserved for temporary use by individuals with stress incontinence.
These devices must be removed at regular 2- to 3-hour intervals to empty the
bladder. Therefore, they should be used only by mentally competent individuals
who are able to adjust them by hand and who are able to remember the
bladder-emptying schedule. Improper use of penile clamps and compression devices
can result in penile and urethral erosion, penile edema (swelling), pain and
obstruction. Vaginal pessaries -- ring, cube or doughnut-shaped devices made of rubber or
silicone -- are inserted into the vagina to support the bladder neck in female
patients with stress incontinence. Vaginal pessaries are available in different
sizes, and they are generally put in place by a gynecologist. The major side
effects of pessary use are wearing away of the vaginal skin and vaginal
infection. Therefore, people who use pessaries need frequent examinations to
ensure vaginal health. Erosion problems usually can be managed by removal of the
pessary until the skin heals, and vaginal infections are treatable by douching
and/or antibiotic therapy. Pessaries may be an alternative form of treatment for
frail elderly women who cannot undergo other forms of incontinence therapy. Introl is a pessary-like vaginal prosthesis that also works to support the
bladder neck. A woman can insert and remove the device, which should not be worn
continuously for more than 24hours without proper cleaning. The manufacturer
recommends removing the prosthesis at night before going to bed. A number of additional treatment devices recently have become available for
women. The first device--the Reliance urinary control insert--also is known as a
urethral plug. The Reliance insert is a single-use, balloon-tipped tube that is
about one-fifth the size of a tampon. The insert can be placed in the urethra by
means of a special applicator. When in place, the small balloon (which extends
into the bladder) can be inflated with air to prevent leakage. If the wearer
wishes to urinate, she just pulls a string to deflate the balloon and then
removes the insert. Unfortunately, fairly high infection rates are seen with
this device, because it is placed directly into the urethra. The manufacturer
reports that urinary tract infections are most common during the first month of
use and decrease as women become more familiar with its proper use.
Amitriptyline (Elavil) and doxepin (Sinequan)
act as antidepressants when given in large doses. In smaller doses, they can
help IC symptoms by blocking pain, calming bladder spasms, and decreasing
inflammation. Some cases of IC may be caused by too much histamine in the bladder.
Antihistamine drugs such as hydroxyzine (Vistaril and Atarax) and cimetidine (Tagamet)
relieve symptoms in some IC patients. If taken at bedtime, hydroxyzine may also
help patients sleep. |
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Amitriptyline
(Elavil) and doxepin (Sinequan) act as antidepressants when given in
large doses. In smaller doses, they can help IC symptoms by blocking pain,
calming bladder spasms, and decreasing inflammation.
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Androgen
receptor Deficiency - Like 5-alpha-reductase deficiency, androgen
receptor deficiency is a genetically-linked expression of abnormal androgen
(male sex hormone) activity. And, like 5-alpha-reductase deficiency, androgen
receptor deficiency can produce a syndrome of pseudohermaphroditism (see also
5-alpha-reductase deficiency). The clinical features of androgen receptor
deficiency, also known as Reifenstein syndrome, may range from infertility alone
to pseudohermaphroditism (incomplete masculinization of the external male
genitalia in men with bilateral testes). Cryptorchidism may be present, along
with vas deferens defects and incomplete sperm production. Patients often show high blood levels of testosterone, coupled with increased
levels of luteinizing hormone (LH) and increased secretion of estradiol (natural
estrogen) by the testes. The enhanced estradiol output leads to feminization
(development of female sex characteristics), androgen resistance and changeable
degrees of masculinization. Irreversible fertility often results from the severe
deficiency or lack of sperm caused by this disorder. |
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Anemia : A condition in which the blood is
deficient in red blood cells, in hemoglobin, or in total volume. |
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Angiomyolipoma
- Also known as renal hamartoma, angiomyolipomas are rare benign tumors
usually caused an inherited genetic mutation. They can occur on an isolated,
individual basis, but most often are associated with the rare genetic disease
called tuberous sclerosis, an affliction characterized by small tumors of the
blood vessels, resulting in numerous bumps on the skin, mental retardation,
seizures, cysts in the kidneys, liver and pancreas, and, in some cases, RCC.
About 80% of persons diagnosed with tuberous sclerosis also have hamartoma. In patients without tuberous sclerosis, hamartoma most often occurs in
middle-aged women. Most cases are discovered when the patient undergoes a CT
scan for an unrelated abdominal problem, complains of gastrointestinal
discomfort, or suffers a sudden hemorrhage caused by the rupture of a large
tumor. Management of the condition depends on the size of the tumors and the
severity of the symptoms they produce. Asymptomatic patients and those with
small tumors usually are not treated; instead, they are observed periodically
with an eye toward surgery if the tumors grow or produce symptoms. Because of
the potential for spontaneous rupture and life-threatening hemorrhage, patients
with large tumors usually are considered candidates for some form of surgical
treatment, ranging from partial nephrectomy to arterial embolization. |
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Antibiotics
- Antibiotics frequently are prescribed to eliminate infections that could
impair fertility, such as infections of the urinary tract and prostate. The
physician will be especially inclined to prescribe an antibiotic if
leukocytes (white blood cells) are detected in the man's semen sample.
Strong antibiotic medications - like double- strength trimethoprim plus
sulfamethoxazole (Bactrim DS) and doxycycline hyclate (Vibramycin) - often
are the drugs of choice. They usually are administered for intervals of 1 to
3 months. Nitrofuran antibiotics are avoided, since they may impair sperm
maturation. STDs, such as gonorrhea or ureaplasma, commonly are treated with
ceftriaxone sodium or doxycycline. |
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Anxiety: A debilitating condition of fear,
which interferes with normal life functions. |
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Arterial
Embolization - This procedure usually is reserved for patients
whose overall health does not permit surgery, such as those with heart or
lung problems. In arterial embolization, a very small tube called a catheter
is inserted through a blood vessel in the groin and passed up to the kidney.
There it is used to inject a small piece of gelatin sponge into the artery
that supplies blood to the cancerous kidney. This cuts off the flow of blood
to the kidney and the cancerous tumor, which die. The kidney usually is
surgically removed at a later date, if and when the patient's overall
condition permits. |
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Artificial
Insemination - Artificial insemination (AI) is a process in
which a relatively large number of healthy sperm are deposited in a woman by
artificial means. The sperm are placed either at the entrance to the cervix
or directly into the uterus (womb) near the fallopian tubes (intrauterine
insemination or IUI). Artificial insemination is particularly useful when
the male partner's sperm count is low or when sperm quality is below average
(e.g., in cases of spinal cord injury, ejaculation disorder or impotence).
The sperm can be prepared by washing, concentration, or other methods to
ensure the best chance of conception (see also Sperm Retrieval). Artificial
insemination also is commonly performed using sperm from a donor.
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Sometimes complicated cases of incontinence require implantation of a device
known as an artificial urinary sphincter. People who might benefit from this
treatment include those who are incontinent after surgery for
prostate cancer or stress incontinence, trauma victims and people with
congenital (present at birth) defects in the urinary system. The artificial sphincter has three components, including a pump, balloon
reservoir, and a cuff that encircles the urethra and prevents urine from leaking
out. The cuff is connected to the pump, which is surgically implanted in the
scrotum (in men) or labia (in women). The pump can be activated (usually by
squeezing or pressing a button) to deflate the cuff and permit the bladder to
empty. After a brief interval, the cuff refills itself and the urethra is again
pressed closed. Because the artificial sphincter is an implant, it is subject to the risks
common to implants, such as infection, erosion (breaking down of tissue) and
mechanical malfunction. Yet with appropriate pre surgical evaluation, operative
techniques and postoperative follow-up, many problems can be avoided and
incontinent patients can experience an improved quality of life with this
device. |
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Assisted reproductive
technologies (ART) : The new forms of fertility treatment incorporate
many methods of sperm retrieval and preparation. Once the sperm have been
processed to ensure optimal fertilizing potential, they are used in a variety of
procedures that aid the process of conception. These procedures include
artificial insemination (AI), in vitro fertilization (IVF), and sperm
microinjection techniques. |
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The AUA Score or Symptom Index is a self-administered questionnaire used to establish how severe a patient's BPH symptoms may be. It asks seven questions related to common symptoms of BPH and asks the patient to rate the degree of frequency or severity for each on a scale of 1 to 5. A total AUA Score of 0 to 7 is considered mild; 8 to 19 is rated moderate, and 20 to 35, severe.
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Augmentation makes the bladder larger, most
often by adding a section of the patient's small intestine, a tube-like
structure that absorbs and transports nutrients from food for use by the body.
With this treatment, scarred, ulcerated and inflamed sections of the patient's
bladder are removed, leaving only healthy tissue and the base of the bladder. A
piece of the patient's small intestine is removed, reshaped, and attached to
what remains of the bladder. After the incisions heal, the patient may be able
to void normally. Even in carefully selected patients-those with small, contracted bladders-the
pain, frequency, and urgency may remain or return after surgery and the patient
may have additional problems with infections in the new bladder and difficulty
absorbing nutrients from the shortened intestine. Some patients are incontinent
while others cannot void at all and must insert a catheter into the urethra to
empty urine from the bladder. |
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Autologous : Derived from the same individual. |
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BALLOON DILATION -
Balloon dilation
has been used clinically as an alternative to prostatectomy. It is very
similar to the angioplasties done for coronary artery disease. Basically, a
balloon is placed into the prostatic channel, either by finger guidance or
telescopic guidance, and the balloon is then inflated to stretch the
prostate channel. This has the apparent end result of tearing the prostate
gland and creating a wider opening in the urinary channel. No prostate
tissue is removed and the procedure does not work well for very large
prostates. Recent numerous studies have demonstrated that most of the
patients after balloon dilation have recurrence of their symptoms relatively
soon and require repeat treatments within two years. With today's wider and
more efficaceous variety of BPH treatments, balloons are less accepted as a
viable alternative treatment. |
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Behavioral techniques : Different
methods to help "retrain" the bladder and get rid of the urgency to urinate.
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Benign Prostatic Hyperplasia is a condition in which the prostate becomes enlarged as part of the aging process. |
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Benign tumor: A tumor that is not cancerous
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Bilateral : A term describing a condition that
affects both sides of the body or two paired organs, such as kidneys. |
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Biofeedback/Electrical
Stimulation - Biofeedback is practiced to help people gain awareness
and control of their urinary tract muscles. The principle of biofeedback is
simple: a variety of instruments are used to record small electrical signals
that are given off when specific muscles are squeezed during contraction.
These contraction-related signals are instantly converted into audio and/or
visual signs that patients can recognize and learn from, in order to control
muscular activity. With biofeeback, weak muscles can be better activated on
demand, overly tense muscles can be relaxed, and overall muscle activity can
be coordinated. Biofeedback usually is performed in conjunction with Kegel exercises,
since it helps to reinforce correct Kegel techniques. Biofeedback lets
patients visualize and identify the pelvic floor and/or abdominal muscles
that are appropriate for their exercise programs. Neuromuscular electrical stimulation (NMES) also is employed to
"reeducate" and strengthen weak urinary muscles. In NMES, electrical
stimulation of the pudendal nerve causes contraction of the pelvic floor and
periurethral (urethra-encircling) muscles. A probe is inserted into either
the vagina (female reproductive canal) or anus (outside opening of the large
intestine), and NMES is applied at an intensity that is below the threshold
of pain. Most NMES devices are biphasic: that is, they produce a current
that stimulates contraction, followed by a rest period of 5 to 10 seconds. Patients are instructed to join in with the NMES-stimulated contraction.
Such assisted exercise eventually strengthens the pelvic floor muscles and
improves bladder control. Electrical stimulation can be used to reduce both
stress incontinence and
urge incontinence. NMES treatment programs usually last 20 to 30
minutes. NMES devices are available for both home and hospital use.
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Biospy - |
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The bladder leak point pressure (BLLP) is the highest total bladder
pressure achieved at the time that urine begins to leak. The BLLP may occur at
very large urine volumes and very high pressures in some patients. A high
(greater than 40 cm water pressure) BLLP may suggest a tendency towards
deterioration (breakdown) of the upper urinary tract.
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Bladder Augmentation -
Individuals who suffer from a low-capacity bladder -- for example, a bladder
that is small, hyperactive or nonresilient -- may benefit from surgery that
increases the fluid-holding potential of the bladder. Surgery that increases
bladder capacity, otherwise known as bladder augmentation or augmentation
cystoplasty, is conducted using either the bladder itself (autoaugmentation)
or bowel (intestine) segments. Such surgery is not recommended for patients
who are unable to perform self-catheterization (self-placement of a urinary
tube) or who have kidney disorders, bowel disease or urethral disease.
Autoaugmentation is a novel method of bladder augmentation. It increases
the capacity of the bladder without using bowel or stomach segments, which
may result in complications after other augmentation procedures. During
autoaugmentation, the detrusor (the smooth muscle in the wall of the bladder
that contracts and expels urine) is cut out of the dome of the bladder,
leaving the mucosa (mucous membrane tissue) intact. This procedure creates a
bladder with reduced muscle squeezing ability and improved function;
however, long-term findings in some subjects suggest that contraction of the
mucosa eventually can occur. Bowel augmentation makes use of segments from the ileum (the last part of
the small intestine), cecum (the first part of the large intestine) or
ileocecum (junction between the small and large intestines) to increase the
capacity of the bladder. In all bowel augmentation procedures, the bowel
segments are changed in shape from a cylinder to a sphere to produce a
flexible, low-pressure vessel. The bladder is opened at the dome and is cut
at right angles on each side to create a clam-like shape. The open bowel
segment then is joined to the "clammed" bladder with sutures. Bowel augmentation is associated with post-operative complications, such
as leakage of urine, continued incontinence, and kidney problems. Long-term
risk factors include the development of bladder stones, increased risk of
bladder cancer and increased risk of incontinence during and after
pregnancy.
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The bladder is a hollow, balloon-shaped
organ that is located within the pelvis. The bladder stores urine -- the
liquid waste made by the kidneys when they clean the blood. Muscular
tissue within the bladder wall allows it to enlarge or shrink as urine
is held or voided. When cancer occurs in the bladder, it usually begins
growing within the bladder's inner lining, which is composed of
specialized expanding and deflating cells known as transitional cells.
From here, the cancer may spread deeper into the lining, extend into the
bladder's muscular wall, and eventually invade nearby reproductive
organs, abdominal tissues, the pelvis (hip bones), and lymph nodes.
Although most bladder cancers are slow-growing, once they have spread to
the bladder's muscular tissue, they often metastasize to sites such as
the lungs, liver, bone, or lymph nodes. |
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Bladder Distension - Because some
patients have noted an improvement in symptoms after a Bladder Distension done to diagnose IC, the procedure is often thought of as one of the first
treatment attempts. Researchers are not sure why distension helps, but
some believe that the procedure may increase bladder capacity and interfere
with pain signals transmitted by nerves in the bladder. Symptoms may
temporarily worsen 24 to 48 hours after distension, but should then return
to predistension levels or improve after 2 to 4 weeks.
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Bladder Instillation - This
procedure may also be called a bladder wash or bath. During a
Bladder Instillation, the bladder is filled with a solution that is held for varying
periods of time, from a few seconds to 15 minutes, before being drained
through a narrow tube called a catheter. The only drug approved by the
U.S. Food and Drug Administration (FDA) for bladder instillation is dimethyl
sulfoxide (DMSO, RIMSO-50). With DMSO treatments a narrow tube (catheter) is
guided up the urethra into the bladder. A measured amount of DMSO is passed
through the catheter into the bladder, where it is retained for about 15
minutes before being expelled. Treatments are given every week or two for 6
to 8 weeks, and repeated as needed. Most people with IC who respond to DMSO
notice improvement of symptoms 3 or 4 weeks after the first 6- to 8-week
cycle of treatments. Highly motivated patients who are willing to
catheterize themselves may, after consultation with their doctor, be able to
have DMSO treatments at home. Self-administration of DMSO is less expensive
and more convenient than going to the doctor's office. Doctors think DMSO works in several ways. Because it passes into the
bladder wall, DMSO may more effectively reach tissue to reduce inflammation
and block pain. It may also prevent muscle contractions that may cause pain,
frequency, and urgency. A bothersome but relatively insignificant side effect of DMSO treatments
is a garlic-like taste and odor from the breath and skin. This may last up
to 72 hours after a treatment. Long-term DMSO treatments have caused
cataracts in animal studies, but this side effect has not appeared in
humans. Blood tests, including a complete blood count and kidney and liver
function tests, should be done about every 6 months. A variety of other drugs have been used experimentally for bladder
washes, including silver nitrate, sodium oxychlorosene (Clorpactin WCS-90),
heparin, and pentosanpolysulfate (Elmiron). Silver nitrate and oxychlorosene sodium are thought to work by first
attacking the bladder lining. This triggers the body's immune system to step
in and start the healing process. Some patients have been successfully
treated with these drugs, but the frequent, painful treatments usually must
be done under general anesthesia. Neither drug can be used in people who
have urinary reflux, a condition in which urine flows backward up the
ureters into the kidneys. Heparin and pentosanpolysulfate are thought to work by replacing or
repairing the "leaky" bladder lining.
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Bladder Removal (Cystectomy)
- Different methods can be used to reroute urine once the bladder has
been removed. In most cases, the ureters are attached to a piece of bowel
that opens onto the skin of the abdomen, called a stoma. Urine empties
through the stoma into a bag outside the body. This procedure is called a
urostomy. Some urologists are using a technique that also requires a stoma
but allows urine to be stored in a pouch inside the abdomen. At intervals
throughout the day, the patient puts a catheter into the stoma and empties
the pouch. Patients with either type of urostomy must use very clean, or
sterile, steps to prevent infections in and around the stoma. With a third
method, a new bladder is made from a piece of the patient's bowel (large
intestine) and attached to the urethra in place of the removed bladder.
After a time of healing, the patient may be able to empty the bladder by
voiding at scheduled times or may insert a catheter into the urethra. Few
surgeons have the special training and expertise needed to perform this
procedure. Even after total bladder removal, some patients still experience variable
symptoms of IC. Therefore, the decision to undergo a cystectomy should only
be undertaken after serious deliberation on the potential outcome.
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Bladder stones are large pieces of minerals formed and
retained in the urinary bladder. |
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Bladder Training - People who have
found some relief from pain may be able to reduce frequency using
Bladder Training techniques. Methods vary, but basically the patient decides
to void at designated times and use relaxation techniques and distractions
to help keep to the schedule. Gradually, the patient tries to lengthen the
time between the scheduled voids. A diary of voids is usually helpful in
keeping track of progress. |
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Blood Tests - Another laboratory
procedure typically used in the diagnosis of RCC involves microscopic and/or
chemical examination of the patient's blood to detect conditions that indicate
the presence of cancer. These tests screen for: |
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Bone Scan - This is another nuclear
imaging procedure used to detect the spread of cancer to bones. It usually is
prescribed in cases where aggressive tumors and metastasis are suspected. In a
bone scan, a small amount of low-level radioactive material is injected into the
body. This material discloses metastatic cancer, as well as some noncancerous
diseases, in bones. |
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Brachytherapy - Technically,
brachytherapy is more a form of therapy than a surgical procedure, but it
does involves a surgical element - the implantation of tiny, radioactive
implants into a cancerous prostate gland. Radiation emitted by the implants
kills the malignant tumor. Men whose cancers are small and confined to the
prostate (Stage 1 or 2) are candidates for brachytherapy. The physician first uses an ultrasound device (TRUS) to create a
three-dimensional grid map of the prostate. A computer then is used to
calculate the volume of the gland, the number of radioactive implants
(called "seeds") that will be needed and where they should be placed. The procedure, performed on an outpatient basis, takes 45 to 60 minutes
and is done under local (spinal) anesthesia. From 50 to 100 rice-sized seeds
are then inserted by a special needle through the perineum and into the
prostate in a preplanned pattern, guided by the TRUS and grid map. The seeds
contain a radioactive isotope, usually Palladium 103 or Iodine 125, which
emit radiation for about three months before decaying to an inert state. Brachytherapy patients can be discharged the same day and usually resume
normal activity within a day or two. A small proportion, generally those
over 70, experience incontinence or impotence problems. But brachytherapy
has been found to deliver a higher and better-focused dose of radiation with
fewer side effects and at substantially lower cost than external beam
therapy. In a recent study of 111 brachytherapy patients, 100% were prostate
cancer free after five years.
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Bromocriptine
- Bromocriptine is a drug that is classified as a dopamine agonist. This
means that bromocriptine acts like dopamine, a catecholamine (sympathetic
nervous system chemical) that stops the release of prolactin hormone from
the pituitary gland. Bromocriptine therapy is useful for men in whom
impaired sperm production is due to hyperprolactinemia (high blood level of
prolactin) (see also Hyperprolactinemia). The customary daily dose of
bromocriptine is 5-10 mg. The side effects of bromocriptine therapy include
high blood pressure, headache, dizziness, nausea, and vomiting.
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BTA test
-The BTA® test was designed to detect
proteins that are released by reproduction of bladder tumor cells, and its
interpretation does not require a technician or specialist. The BTA® test
significantly identifies superficial (surface) bladder tumors by changing color.
The top of the BTA® test strip turns yellow when positive for bladder cancer,
and it turns green when negative. The BTA stat test is an immunologic assay that
can be used to identify recurrent bladder cancer. The FDP® test detects the
breakdown products of blood-clotting proteins (fibrin, fibrinogen), which are
increased in the urine in the presence of bladder cancer. Both the BTA stat and FDP® tests are superior to voided urine cytology, especially for low-stage and
low-grade disease. |
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Burch procedure, also known as Burch
colposuspension (vaginal suspension), often is performed when the abdomen is
already open for another purpose, such as abdominal hysterectomy. During the
suspension procedure, the sutures are placed laterally (sideways), which avoids
urethral obstruction and allows the physician to repair any small cystoceles
that may be present. The bladder neck and urethra are separated from the back
surface of the pubic bone. The bladder neck then is elevated by means of lateral
sutures that pass through the vagina and Cooper's (pubic) ligaments. The vaginal
wall and ligaments are brought together without tension, and the sutures are
tied. |
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Calcium Stones - About 70% to
80% of all kidney stones are composed of hard crystals of either calcium oxalate
or insoluble phosphate salt, or a combination of both. Calcium stones are the
most common type experienced by people of Anglo-Saxon descent. They occur in
people who have hypercalciuria, a condition characterized by excessive calcium
in the urine. Calcium is a normal part of a well-balanced diet, responsible for
maintaining the health of teeth and bones. In most people, excess calcium is
flushed out by the kidneys and excreted in the urine. People with hypercalciuria
build up excess calcium in their kidneys, where it joins with other waste
products to form a stone. In about 40% of people who develop calcium stones, this buildup is caused by
an inherited metabolic disorder whose cause is unknown. In rare cases, a tumor
on the parathyroid gland may trigger an overproduction of parathyroid hormone,
the chemical that regulates calcium metabolism. Certain drugs, such as the
diuretic furosemide, antacids and steroids, can produce hypercalciuria. It also
can be brought on by certain intestinal diseases, excessive amounts of vitamin A
or D, or a diet too high in purine, typically associated with meat, fish and
poultry consumption. Calcium oxalate stones also are commonly associated with having too little
vitamin B or too much vitamin C in one's diet. |
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A tube passed through the body for draining fluids or injecting them into body cavities. It may be made of elastic, elastic web, rubber, glass, metal, or plastic. |
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Insertion of a slender tube through the urethra or through the anterior abdominal wall into the bladder, urinary reservoir, or urinary conduit to allow urine drainage. |
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Chancre: A hard, syphilitic primary ulcer, the
first sign of syphilis, appearing approx. 2 to 3 weeks after infection. The
ulcer begins as a painless lesion or papule that ulcerates. Occurs generally
singly, but sometimes may be multiple. |
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Chemolysis : Certain types of kidney stones
can be dissolved with the application chemicals. Uric acid stones, for example,
can be dissolved with a solution of sodium bicarbonate in saline. Cystine stones
may be treated successfully with a combination of acetylcysteine and sodium
bicarbonate in saline. Struvite and carbon apatite stones can be treated with an
acidic solution of hemiacidrin. The procedure involves infusing the chemical
solution into the affected area by means of a ureteral catheter in a series of
treatments over time until the stone is dissolved. The patient's urine must be
cultured regularly throughout the course of treatment to guard against urinary
infection and prevent the buildup of excessive chemical levels, particularly
magnesium, which can cause other health problems. |
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Chest X-ray
- If there is reason
to believe RCC is present and sufficiently advanced to have metastasized, the
doctor may order a standard chest X-ray to determine if it has spread to the
lungs or bones in the chest area. |
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As in cases of CBP, the initial bacterial
infection may be caused by bacteria traveling up the urethra and reflux of infected urine
into the prostatic ducts. This can be brought on by the use of a urinary catheter,
enlargement of the patient's prostate, a bladder infection or bacteria acquired by
engaging in anal intercourse. |
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Clomiphene Citrate
- Clomiphene citrate, a synthetic steroid drug related to estrogen (female
sex hormone), has both anti-estrogenic and estrogenic effects. In men with
oligospermia (low sperm count), clomiphene has been used to increase
gonadotropin secretion, which, in turn, may stimulate testosterone release
and improve sperm output (see also Endocrine Disorders). Yet the male
response to the drug is not as pronounced as that seen in women. Clomiphene
usually is given in oral daily doses of 25-50 mg for a 3- to 6-month period.
However, the results from clomiphene trials are extremely variable, with
differing success rates for conception. Therefore, more clinical data are
needed to confirm the effectiveness of this drug. |
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Colon : The large
intestine. |
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Combined Estrogen/Alpha-Adrenergic Agonist Therapy - Since
estrogen therapy appears to heighten the response of nerve receptors in the
urethra (that is, the alpha-adrenergic receptors, which increase the tone of
striated and smooth muscle), it is believed that a combination of estrogen
and alpha-adrenergic agonists (drugs specific for the alpha-adrenergic
receptors) may be beneficial in women who have undergone menopause and who
lose bladder control because of insufficiency (malfunction) of the urinary
sphincter muscles.
A common estrogen/alpha-adrenergic agonist combination is
phenylpropanolamine (PPA, 25-100 mg twice a day) plus intravaginal or oral
conjugated estrogen (1.25 mg/day orally or 2 g/day vaginally).
Phenylpropanolamine is found in many over-the-counter cough/cold
preparations, such as Tavist-D, Comtrex, Dimetapp, Triaminic, and
Robitussin-CF.
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Also known as a computer-assisted tomography or "CAT" scan, the CT scan is a type of X-ray procedure that gives three-dimensional images of internal organs or glands. It can be used to detect pelvic lymph nodes enlarged by cancer, although some authorities suggest its results are insufficient for a clear diagnosis. CT scans typically are used only when tumors are large or associated with high PSA levels. |
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Congenital adrenal hyperplasia (CAH)
- An uncommon inherited
disorder that may be associated with a lack of 21-hydroxylase - an enzyme found
in the adrenals (glands above each kidney). Hyperplasia (overgrowth) of the
adrenals leads to excessive production of adrenal testosterone that, in turn,
inhibits the release of pituitary gonadotropin. Early puberty and short stature (height) are hallmarks of CAH. However,
congenital adrenal hyperplasia is difficult to diagnose, since affected men
often appear "normal" and sexually mature, without excessive masculinization.
Men with CAH often will show low/normal blood levels of adrenal steroid
compounds, such as cortisol. In addition, they may have low/normal urinary
levels of 17-hydroxycorticoid and high urinary levels of 17-ketosteroids and
pregnanetriol (a byproduct of the pregnancy hormone progesterone). Testicular
tumors sometimes are detected in men with CAH (see also Testicular Tumors). Dexamethasone may be used to suppress adrenal secretion in men with CAH. In
addition, glucocorticoid therapy may provide fertility benefits in men with CAH
by increasing sperm output.
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Creatinine
: A waste product that is filtered
from the blood by the kidneys and expelled in urine. |
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This treatment alternative uses a TRUS-guided probe to deliver freezing temperatures to the cancerous tumor. Intermittent freezing and thawing kills the cancer cells. Long-term results of cryosurgery are still unknown. Reported side effects include urinary incontinence, rectal injury and impotence |
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Cryptorchidism - Cryptorchidism, also known as cryptorchism, is the failure of one or
both testes to descend (move down) into the scrotum. The descent usually is
complete at birth or by the end of the first year of life. However, if the
testes do not drop and remain in an upper, abdominal location, spermatogenesis
(sperm production) and, correspondingly, fertility, usually is impaired.
Unilateral (one-sided) cryptorchidism is associated with oligospermia (low sperm
count), whereas uncorrected, bilateral (two-sided) cryptorchidism usually is
associated with azoospermia (no sperm in the semen). Researchers believe that
the increased temperature within the abdomen harms the enzymes and proteins that
are responsible for normal sperm production. Sperm quality may be especially
poor in men who have bilateral undescended testes. |
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Culture of Prostate Secretions
- In men, the doctor will obtain prostatic fluid from the patient. This fluid
will be examined for signs of an infection, which can be treated with
antibiotics. |
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cyst : A lump filled with either fluid or soft
material, occurring in any organ or tissue; may occur for a number of reasons
but is usually harmless unless its presence disrupts organ or tissue function. |
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cystectomy : Surgical removal of the bladder. |
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Cystic Fibrosis - Low
ejaculate volume and azoospermia (lack of sperm in the semen) are common
findings among men who carry a gene for cystic fibrosis. This is because male
cystic fibrosis patients usually have an inherited, bilateral absence of the vas
deferens and malformations or absence of seminal vesicles. |
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Cystine Stones
- Cystine is one
of the body's chemical building blocks, an amino acid that helps make up nerves,
muscles and other body tissues. A rare genetic defect called cystinuria can
cause excessive cystine buildup in the urine, leading to the development of
cystine stones in the kidneys. Cystine stones are relatively rare, occurring in
about 1% to 2% of persons who experience kidney stone disease. Because it is
genetically inherited, the condition often runs in families. |
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People with interstitial cystitis (IC) have an
inflamed, or irritated, bladder wall. This inflammation can lead to scarring
and stiffening of the bladder, decreased bladder capacity, glomerulations
(pinpoint bleeding) and, in rare cases, ulcers in the bladder lining. |
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A cystocele (SIS-tuh-seal) occurs when the wall
between a woman's bladder and her vagina weakens and lets the bladder
droop into the vagina. This condition may cause discomfort and problems
with emptying the bladder. |
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Cystometrogram - The
cystometrogram is the most important of the urodynamic tests. It is used to
examine the different phases of bladder function, such as filling and voiding.
During cystometry, the intra-abdominal pressure (pressure within the pelvic
cavity) and the detrusor pressure (downward-pushing pressure of the bladder) are
electronically recorded and subtracted. In tests of filling cystometry, the bladder is filled to capacity, then
tested for volume, sensation, involuntary instability (contraction, or muscle
squeezing) and compliance (yielding to pressure). Any change in detrusor
pressure may indicate an abnormality, especially if it mimics the patient's
symptoms, such as urgency and increased frequency of urination. The patient is
asked to cough and strain with a full bladder. Urine leakage without a change in
detrusor pressure may indicate a diagnosis of
stress incontinence. By contrast, patients with
urge incontinence may experience detrusor contractions, with urine leak
during filling and a related sensation of urgency. Voiding cystometry tests usually are normal in patients with
stress incontinence,
urge incontinence, and
mixed incontinence. However, patients with intrinsic sphincter deficiency
may lose urine without any indication of detrusor contraction. In addition,
patients with an acontractile (noncontracting, nonsqueezing) bladder -- for
example, patients with diabetes, spinal cord injury or prior pelvic surgery --
will have a low detrusor pressure during voiding and a pattern of straining. |
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Cystoscopy, or cystourethroscopy, is a test that lets the physician see the inside of the
bladder, bladder neck and urethra. A cystoscope (a thin, telescope-like tube
with a tiny attached camera) is inserted into the bladder through the urethra.
The physician then moves the cystoscope to detect any abnormalities in the
urinary tract, such as trabeculation (strands of connective tissue), diverticula
(sacs caused by abnormal holes in the organ), fistula (abnormal passages), an
ectopic (displaced) ureter, ureterocele (ballooning of the lower end of the ureter), tumor, or changes in the lining of the urinary tract. |
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Denervation
is a complicated procedure done
by surgeons who have special training and expertise. Rarely used in the
treatment of IC, it involves cutting some of the nerves to the bladder,
interfering with pain signals. Many approaches and techniques are used, each of
which has its own advantages and complications that should be discussed with the
surgeon. Depending on your diagnosis your physician may elect to use a sling made of
either a biocompatible synthetic material or of your own tissue. This sling
(like a hammock) is secured to the anchor placed in the bone and serves as
additional support for the urethra, bladder neck and sphincter. |
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Detrusor-external
sphincter dyssynergia (DESD) : Damage
to the nervous system can create a lack of coordination Detween the bladder and
the external sphincter muscle, which is the muscle that controls the emptying of
the bladder. As a result the bladder cannot empty completely which creates a
buildup of urinary pressure. DESD is a combination of thses two factors and can
lead to severe urinary tract damage and life-threatening consequences. |
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Diabetes mellitus :
A common form of diabetes in which the body cannot properly store or use glucose
(sugar), the body's main source of energy. |
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Diet
- There is no scientific evidence linking
diet to IC, but some doctors and patients believe that alcohol, tomatoes,
spices, chocolate, caffeinated and citrus beverages, and high-acid foods may
contribute to bladder irritation and inflammation. Some patients also notice
a worsening of symptoms after eating or drinking products containing
artificial sweeteners. Patients may try eliminating such products from their
diet and reintroduce them one at a time to determine which, if any, affect
symptoms. It is important, however, to maintain a well-balanced and varied
diet. |
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In a DRE, the physician inserts a lubricated, gloved finger into the
patient's rectum to feel the surface of the prostate gland. Healthy prostate
tissue is soft, like the fleshy tissue of the hand where the thumb joins the
palm. Malignant tissue is firm, hard, often asymmetrical or stony, like the
bridge of the nose. The test is subjective, however, and relies on the
physician's ability to interpret what he or she feels. Only larger tumors can be
felt; as many as one-third of patients subsequently diagnosed with prostate
cancer actually will still have a normal DRE.
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Ditropan® XL -
Extended-release
tablets contain oxybutynin chloride. Ditropan® XL is a once-a-day medication
for overactive bladder. One tablet releases medication into your system
continuously for relief that lasts up to 24 hours with one dose. In many
patients, once-a-day Ditropan® XL has been shown to help effectively treat
urgency, frequency, and wetting accidents. Some patients use far fewer pads.
Some patients experienced relief after taking Ditropan® XL after 1 week. In
a clinical study with Ditropan® XL, patients experienced a 90% reduction
(from 16 to 2) in the number of wetting accidents per week versus patients
taking a sugar pill who experienced a 51% reduction (from 21 to 11). The
typical dosage is 5-15 mg to be taken orally 1 time/day. In clinical
studies, the most common side effect was dry mouth. However, only 1% of
patients discontinued therapy for this reason. Other common side effects
included constipation, drowsiness, diarrhea, blurred vision, dry eyes,
dizziness, and runny nose. Only 7% of patients in clinical studies
discontinued therapy due to side effects. |
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Diuretic :
A drug that increases the amount of water in the urine, removing excess water
from the body; used in treating high blood pressure and fluid retention |
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Dormia basket is, as the name
implies, a small basket made of thin metal wire. Especially smaller stones,
that are located in the 'lower' ureter can be reached through urethra and
bladder, picked up in the basket and pulled out. General anesthesia is
necessary, because such a treatment can be quite painful. It is an easy a
quick method, although sometimes the stones do not get 'grabbed' by the
basket. |
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Doxazosin mesylate (Cardura)
- Doxazosin mesylate is a drug that acts by blocking the alpha-1 adrenergic
r receptor sites within the body. Doxazosin is prescribed for the treatment
of urinary outflow obstruction in BPH and for hypertension. The typical dose
is 1-8 mg, taken once daily. |
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Duct Obstruction - If a man is found to have normal levels of reproductive hormones and a
normal testis biopsy, yet his semen does not contain sperm and it is
fructose-negative, then the physician should consider the possibility of
ejaculatory duct obstruction due to inherent or inflammatory causes.
Repeated urinary tract infections (UTIs) - as experienced by men with spinal
cord injuries - may lead to inflammation of the prostate or epididymis which, in
turn, may lead to ductal obstruction. In addition, vasectomy - a contraceptive
procedure in which the vas deferens is cut - is now the leading cause of
infertility due to ductal obstruction in men who have undergone vasectomy
reversal procedures. |
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Ejection of semen during male orgasm. |
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Electrical Stimulation -
Electrical stimulation of the sacral autonomic and somatic nerves
has been used with varying degrees of success to treat stress and urge
urinary incontinence as well as urgency and frequency syndromes. Most of the
studies documenting use of the technology have been uncontrolled.
Stimulation with electric current causes initial contraction of the bladder
that is followed by a prolonged relaxation and gradual fatigue of the
contractile response. In addition, stimulation results in reflex inhibition
that may "calm" the detrusor and improve storage; however, the ultimate role
of this treatment modality is not yet known. |
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ELECTROEJACULATION - Electroejaculation - ejaculation that is stimulated by an
electrode - is a successful form of therapy for men who have normal testes
but who cannot emit semen or ejaculate because of a fault in the sympathetic
nervous system. Candidates for electroejaculation include men who have
undergone orchiectomy (testis removal), retroperitoneal lymph node
dissection (RPLND) or spinal cord injury (see also Neurogenic Causes). The technique of electroejaculation involves the
placement of a probe in the rectum (end of the large intestine). Electrical
current from the probe then causes the emission of semen due to direct
stimulation of nerve fibers within the male reproductive tract. Forceful
ejaculation generally does not occur during this procedure, and semen may be
released in an antegrade/retrograde manner - that is, semen may dribble out
through the urethra, or it may be released backward into the bladder (see
also Retrograde Ejaculation). Because semen may need to be retrieved from
the urine, the urine will be made alkaline (nonacidic) by having the patient
take sodium bicarbonate tablets (600 mg) during the day before the
procedure.
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Enterocele :
Herniation of small bowel into vagina |
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The epididymis is
a structure which lies on and around each testicle. It functions in the transport, storage
and maturation of sperm cells originating from the testicle. When a man complains
of scrotal pain, acute or chronic epididymitis is far and away that most common diagnosis.
Acute epididymitis is usually more severe involving more significant swelling and pain
than chronic epididymitis. Epididymitis which lasts more than six weeks is considered
chronic epididymtitis. |
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Estrogen :
Hormones responsible for the development of female sex characteristics; produced
by the ovary. |
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Exercise
- Many IC patients feel that regular
exercise helps relieve symptoms and, in some cases, hastens remission. |
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External Radiation
Treatment (XRT) - This, too, is more a form of therapy than
surgery. It usually is prescribed for patients with localized cancer, that
is, those whose tumors have spread outside the prostate capsule, but are
still likely confined to the immediate surrounding tissues. Treatment
involves projecting a high-energy beam of X-rays onto the prostate tissues
from a machine outside the body. The radiation kills cancer cells and
shrinks tumors. Radiation treatment usually is done on an outpatient basis
over a period of 7 to 8 weeks. Common side effects include impotence,
particularly in older men, discomfort with urination, urinary urgency and
diarrhea, especially during the later stages of treatment. Survival rates for external radiation therapy patients are comparable to
those experienced by patients who under surgical removal of the prostate
(radical prostatectomy). One study of 999 patients found 79% of Stage 1, 66%
of Stage 2, 55% of Stage 3 and 22% of Stage 4 prostate cancer patients were
still living 10 years after treatment.
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extracorporeal shock wave lithotripsy (ESWL) :
Extracorporeal shock wave lithotripsy uses highly focused impulses projected
from outside the body to pulverize kidney stones. |
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FemAssist and Bard Cap Sure Continence Shields are external devices that
function like foam pads, but can be reused used for about one week before being
replaced. Both are small, circular, silicone rubber devices that are positioned
over the flat area surrounding the urethra. Using suction, they support and
reinforce the muscle that naturally control urine output and help prevent
accidental urine loss in women who suffer from stress incontinence. An ointment
is used to create a mild vacuum seal that holds the device in place. When a
woman wants to urinate, she removes the device, which can then be cleaned and
reapplied. Because they are used externally, FemAssit and CapSure have lower
rates of associated infection than internal devices, though some woman report
discomfort or mild irritation when using these products. |
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Fibroma
- Fibromas are tumors of the
fibrous tissue on, in or surrounding the kidney. They are rare and most often
found in women. Their cause is unknown. Usually they grow on the periphery of
the kidney and can become large before becoming clinically obvious. Most are asymptomatic. While generally benign, these tumors have no special
characteristics to differentiate them from other, malignant tumors of the
kidney. Because of this uncertainty of diagnosis, most physicians treat them
surgically. Partial or radical nephrectomy is the standard approach. |
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As noted, the tumors that characterize RCC are made up of malignant (cancerous) cells that grow together
in a mass. If imaging or other procedures detect the presence of a tumor, a cell
sample may be taken for microscopic examination. In general, physicians avoid performing needle biopsies of suspected kidney
tumors because of the risk of causing bleeding or other complications. However,
in some cases the tumor may contain a fluid-filled cyst. By puncturing the cyst
with a fine needle, a small amount of this fluid can be drawn out for
examination by a pathologist, who will look for cancer cells. This can help
determine the type of cancer a patient has, and aid the physician in
recommending an appropriate form of treatment. While no longer common, a similar
technique can be employed to collect a sample of solid tissue from a noncystic
tumor. |
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Gamete
Intrafallopian Transfer -
Gamete intrafallopian transfer (GIFT) is an ART procedure in
which the egg and sperm
(gametes) are
placed together within the fallopian tubes. Like IVF, GIFT requires prior,
hormone-induced "super stimulation" of the woman's ovaries to produce mature
eggs. The eggs then are retrieved from the woman by laparotomy, a surgical
incision through the abdomen. After a number of mature eggs have been
collected, they are combined with sperm, which, as in IVF, has been treated
to concentrate the most healthy and active cells. Finally, the gametes are
transferred back into the fallopian tubes, where fertilization should take
place. Any embryos that result from this procedure will naturally descend
into the uterus for implantation. |
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Gittes Procedure is a transvaginal technique that does not require an
incision. Instead, a small puncture is made above the pubic fat pad. A suture is
then transferred by a needle through the rectus (muscle of the pubic crest) and
down toward the vaginal wall, where it is looped and drawn back and out through
the puncture. A second pass is made through the same incision (1 or 2 cm beside
the first pass) to create a strong support for the suspension. The process is
repeated through another puncture hole, which is made 1.5 to 2.0 cm away from
the first site. Both suspending sutures are tied down within their respective
puncture sites. Bone anchors are new additions to the techniques for needle suspension of the
bladder neck. When needle suspension was first developed, surgeons questioned
the amount of tension that was suitable for the suspension sutures. They wanted
to avoid the complications of bladder outlet obstruction and suture breakdown
that could because by too much tension or sutures pulling out of the anchoring
tissue. |
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Once the presence of a cancerous tumor has been confirmed by biopsy, the pathologist will evaluate its relative malignancy and potential for metastasizing (spreading). He or she will examine the biopsy sample(s) under a microscope while looking for cells or groups of cells that are
markedly different from healthy tissue. The greater the disparity between the
healthy cells and those that are malignant, the more likely the tumor is
aggressive and will spread. The usual method for expressing the results of this
analysis is the Gleason Grading System. Under the Gleason System, the pathologist examines biopsy samples from two
different parts of the tumor and assigns them a grade of 1 to 5 based on their
degree of differentiation (the amount by which they differ from healthy tissue).
The more abnormal the tissue, the higher the score. The results of these two
samples are added together to produce a Gleason Score of from 2 to 10. Gleason
Scores of 2 to 4 are considered well-differentiated, meaning the tissue is not
too different from normal; 5 to 7 are moderately differentiated; 8 to 10 are
poorly differentiated. Higher scores indicate aggressive tumors that are likely
to require aggressive treatment. |
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hematuria |
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Hormonal
Replacement/Estrogen Therapy
-
Estrogen therapy helps to
maintain and restore the health of urethral tissues in women who have
undergone menopause (the end of monthly menstrual periods). In particular,
estrogen appears to reduce stress incontinence and heighten bladder outlet
resistance by increasing blood flow, tone and nerve response in the urethral
muscle. Yet the exact mechanism of estrogen is still unknown. Studies suggest that estrogen replacement therapy, by oral or vaginal
administration, may benefit patients with stress incontinence or mixed
incontinence. To prevent an abnormal build-up of the endometrium (lining of
the uterus), estrogen replacement should be given with the pregnancy hormone
progesterone (Premphase). Medications such as Introl and Suctimpro should only be used if the
patient's uterus is present --that is, only if the patient has not had a
hysterectomy (operation to remove the uterus). Various doses of estrogen and progesterone are available. Oral conjugated
estrogen usually is given at doses of 0.3-1.25mg per day, and vaginal
estrogen is given at 0.5-2.0g per day. In addition, estradiol --the most potent naturally occurring estrogen in
humans --is available as a skin-patch (Alora, Climara, Fempatch, Vivelle,
Estraderm) and as a vaginal ring (Estring). All of the sepreparations
release estrogen slowly. Estrogen therapy is not recommended for patients with diagnosed or
suspected cancer of the breast, cervixoruterus, or for patients with
undiagnosed vaginal bleeding or blood clotting disorders such as
thrombophlebitis (inflammation and clotting of the veins) or thromboembolism
(blood clot |plugging2 of a blood vessel).
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A painless swelling of the scrotum, caused by a collection of fluid around the
testicle; commonly occurs in middle-aged men. |
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Hyoscyamine sulfate
(Levbid; Cytospaz) -
Hyoscyamine sulfate, like oxybutynin
chloride, is an anticholinergic and antispasmotic drug. It is prescribed for
the treatment of
urge incontinence. Hyoscyamine sulfate is specifically contraindicated
(improper) for patients with obstructive urinary tract disorders (for
example, bladder neck obstruction due to an enlarged prostate) and for those
with glaucoma or ulcerative colitis (severe inflammation of the large
intestine). - The usual dosage of hyoscyamine sulfate is one to two 0.375 mg
tablets every 12 hours. |
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Hypermobility:
A condition characterized in which the pelvic floor muscles can no longer
provide the necessary support to the urethra and bladder neck. As a result, the
bladder neck drops when any downward pressure is applied and causing involuntary
leakage. This condition is the most common cause of stress urinary incontinence.
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Hyperplasia:
Excessive growth of normal cells of an organ. |
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Hyperprolactinemia or Postpubertal Gonadotropin
Deficiency - Gonadotropin shortage in a sexually mature man usually is
the result of a pituitary tumor, which influences the secretion of the
gonadotropins LH and FSH. A tumor, whether small (microadenoma; less than 10 mm)
or large (macroadenoma; greater than 10 mm), may cause excess secretion of prolactin, a hormone produced by the front of the pituitary. Affected men may
experience a loss of libido (sexual desire), reduced potency, gynecomastia (overdevelopment of the male breasts), galactorrhea (spontaneous milk flow), and
altered sperm production. Also, they may produce particularly small amounts of
ejaculate, due to abnormal function of the Leydig cells (testosterone-producing
cells) within the testes. In addition, pituitary insufficiency can result from
other, less common factors such as pituitary damage from surgery or radiation. The signs of postpubertal gonadotropin deficiency may arise years before any
other symptoms of pituitary tumor (i.e., headache, changes in the visual field,
or low levels of thyroid and adrenal hormones) . If the pituitary tumor is
long-standing (5 to 10 years), the patient eventually may begin to lose
secondary sex characteristics, and the testes may become small, soft and
atrophied (shrunken). Blood testosterone level will be below normal,
gonadotropin levels will be low/low-normal, and testis biopsy will show a lack
of mature Leydig cells. In addition, men with postpubertal gonadotropism may
have below-normal blood levels of corticosteroids, thyroid-stimulating hormone (TSH), and growth hormone. Men with suspected tumors should undergo scanning by CT (computerized tomography) or MRI (magnetic resonance imaging), and they should undergo
functional laboratory testing of the anterior pituitary, thyroid and kidney.
Since prolactin release is governed by the catecholamine dopamine, the
dopamine-like medication bromocriptine will reduce prolactin levels and restore
normal gonadal function in men with prolactin-secreting tumors (see also Drug
Therapy). The customary therapeutic dose is 5-10 mg daily.
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Ileal Conduit
- The
Ileal Conduit
is a
small urine reservoir that is surgically created from a small piece of the
patient's bowel. During this procedure, the ureters are attached to one end
of the bowel piece; the other end is brought out onto the surface of the
body to make a stoma. The patient then attaches an external,
urine-collecting bag to the stoma. This bag needs to be worn at all times.
Complications of the ileal conduit procedure include bowel obstruction,
urinary tract infection (UTI), blood clots, pneumonia, upper urinary tract
damage, and skin breakdown around the stoma. |
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Imaging - The preliminary workup usually is followed by one
or more imaging procedures to obtain a visual picture of the kidney(s) and any
abnormalities that may be causing the patient's symptoms. A variety of modern,
accurate, imaging procedures is available to assist the physician in this
process. Most of these procedures are essentially painless, although a few
require the injection of a special "tracer" material (dye or low-level
radioactive isotope) into the patient's bloodstream. |
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In Vitro
Fertilization - In vitro fertilization (IVF) is, by definition,
the fertilization of an egg in the laboratory. Using a variety of hormonal
drugs, the woman's ovaries are "super stimulated" to produce eggs. Then,
many mature eggs are gathered from the ovaries, and they are fertilized in
the laboratory using the man's sperm. Two methods used to collect the eggs.
Transvaginal aspiration is an ultrasound-guided technique in which the eggs
are aspirated (drawn out) via the vagina; this procedure also is known as TV
collection. Laparoscopy involves an incision through the abdomen to extract
the eggs. Once the eggs have been collected, they are placed in a special fluid and
are incubated (kept warm) with a prepared sample of the man's semen. The
semen sample will have been processed to separate out the most active,
healthy sperm. After the eggs are fertilized (roughly 48 hours after
collection), they are replaced inside the woman's uterus.
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Incontinence Questionnaire - Your physician may ask you to
complete a questionnaire about your medical history (medications used,
surgeries, illnesses, allergies, etc.) as well as a questionnaire about your
bladder-related symptoms and quality of life. Such questionnaires may be sent to
you before your office visit, or they may be given to you when you arrive for
your appointment. In either case, your physician will use the information that
you provide to help evaluate your condition. |
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Inhibitors - Normally, urine contains chemicals that prevent
or inhibit the formation of crystals. Substances known to act as inhibitors
include pyrophosphate, citrate, magnesium, zinc and macromolecules. Another
prevalent theory holds that some persons do not possess these inhibitors in
sufficient quantity to prevent crystallization, or that their inhibitors somehow
fail to produce the necessary chemical reactions that prevent the formation of
crystals. The formation of such crystals is the first stage in the development
of a kidney stone. |
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Injectables - Other alternatives
to invasive, stress incontinence surgery include injectable agents that
increase the bulk around the urethra. These agents compress the urethra near
the bladder outlet and can greatly improve the function of the urethral
sphincter muscle. Injectable materials include collagen (a naturally
occurring protein found in skin, bone and connective tissues),
polytetrafluoro-ethylene (PTFE, a synthetic compound known as Teflon, Polyte
for Urethrin) and fat.
In women, injectable agents are a good choice if the patient is older, is
not a good candidate for surgery, and has persistent intrinsic sphincter
deficiency without urethral hypermobility (distinguished by leak point
pressures less than 90 cm of water). In men, injectable agents may be
beneficial for patients with intrinsic sphincter deficiency that has lasted
longer than one year. The Contigen Bard implant is a new collagen-based form of injection
therapy for leakage caused by stress incontinence. Contigen uses a highly
purified form of collagen made from cowhide; therefore, all potential
Contigen recipients should receive a skin test 28 days before scheduled
injection to determine whether or not they are allergic to bovine collagen. The Contigen implant is injected around the top of the urethra using
prefilled syringes. The procedure generally is conducted on an outpatient
basis with a local anesthetic (painkiller). Most patients need one to three
Contigen treatments (up to 28 cc) to achieve bladder control. Polytetrafluoroethylene (PTFE, a synthetic compound known as Teflon,
Polytef or Urethrin), in the form of a micro polymer paste, can be injected
into the upper urethra. The PTFE particles spur the growth off ibroblasts
(fiber-making cells), which help to fix the PTFE in the urethral tissue and
assist in urethral closure. PTFE is not approved in the United States for
treatment of incontinence, because questions remain regarding the potential
for PTFE particles to migrate to other regions of the body, such as the
lungs, brain and lymph nodes. Fat injections also have been used to treat intrinsic sphincter
deficiency. Autologous fat (fat from the patient's own body) is gathered by
liposuction from the abdominal wall and is then injected around the urethra.
Like collagen and PTFE injection, fat injection is a simple technique that
can take place under local anesthesia. The results of this procedure appear
favorable and cost-effective, although long-term findings are lacking.
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Intermittent Catheterization involves inserting a catheter thru the
urethra into to bladder to empty it of urine. Once the bladder is empty the
catheter is removed. Intermittent catheterization should be performed every
3 to 8 hours or as recommended by your physician. |
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An internal collection device, such as a catheter (a hollow plastic tube), may be recommended for certain individuals to ensure that the bladder is emptied on a regular schedule and does not overfill. Intermittent catheterization -- the periodic insertion of a catheter into the urethra, past the sphincter muscle and into the bladder -- is performed at regular intervals each day (usually every 3 to 6 hours). |
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INTERSTITIAL
LASER COAGULATION OF THE PROSTATE (ILC) - Similar to transurethral
needle ablation of the prostate, a thin laser fiber is inserted into the
prostatic adenoma via a tranurethral or transrectal route under ultrasound
guidance. Laser energy is then utilized to induce tissue destruction by
local tissue heating with the laser light energy. Preliminary data on small
series of patients suggest it has potential as a viable minimally invasive
surgical alternative for the treatment of BPH. This device is currently not
FDA approved. |
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A laser probe is placed within prostatic tissue. Laser energy is then used to
destroy prostatic tissue which makes urination easier. |
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Intracytoplasmic Sperm Injection -
Intracytoplasmic sperm
injection (ICSI) is an IVF procedure in which a single healthy sperm is
injected directly into the egg. ICSI is especially useful when the man's
sperm count is very low or many sperm are abnormal or immotile (see also
Sperm Retrieval). A tiny injection pipette is used to pass the sperm through
the zona pellucida (outside layer) of the egg into its ooplasm (central
substance). In general, ICSI is performed on several eggs. Once they have
been fertilized, they are replaced inside the woman's uterus after a period
of about 48 hours. |
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The doctor also may prescribe a procedure called an intravenous pyelogram (IVP), which involves injecting a
special dye containing iodine through a vein in the arm into the bloodstream.
The dye eventually collects in the urinary system, where it helps improve the
contrast for X-rays and gives the doctor a better image of the kidneys, ureters
and bladder. By showing up as white on the dark X-ray film, the IVP can disclose
a tumor or the damage a tumor may have caused the kidney. |
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Intrinsic sphincter deficiency (ISD):
Weakening of the urethra sphincter muscles. As a result of this weakening the
sphincter does not function normally regardless of the position of the bladder
neck or urethra. This condition is a common cause of stress urinary intinence.
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Irritable Bladder: Involuntary contractions of muscles in the bladder, which can cause lack of control of urination. |
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Isolated Gonadotropin Deficiency -
Otherwise known as Kallmann's syndrome, isolated gonadotropin deficiency is a
genetically inherited disorder that affects the function of the hypothalamus
(pituitary-linked organ). The features of Kallmann's syndrome include
microphallus (small-sized penis) and/or cryptorchidism (undescended testes)
during childhood. However, the most notable characteristic of Kallmann's
syndrome is delayed puberty. Other Kallmann's syndrome "clues" are a positive
family history of the disorder, anosmia, and "midline" defects such as hare lip,
cleft palate and facial asymmetry. |
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Isolated LH Deficiency - Otherwise known
as fertile eunuch syndrome, isolated LH deficiency is notable for the
"eunuchoid" features that are present in affected men. Such features include a
preadolescent distribution and density of body hair; poor skeletal muscle
development, and non-closed epiphyses (ends of the long bones), resulting in an
unusually long arm span and long lower body segment. LH-deficient individuals
often have large testes, but variable secondary sexual characteristics, with or
without gynecomastia (overdevelopment of the male breasts). Fertile eunuch
syndrome is caused by malfunction of the pituitary gland. |
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The
Kegels exercises are one of the most
common treatments for stress urinary incontinence. Exercises to strengthen
the pelvic floor muscles were originally described by Kegel in 1948. Such
exercises, which are now known as Kegel exercises, can be used to regain
bladder control, especially if the levator ani (pelvic floor muscle) and/or
sphincter muscles have been weakened by childbirth or other factors. To identify these muscles, you can perform a contraction (muscle squeeze)
to stop the flow of urine in midstream. If the urine flow stops, you've
located the correct muscles. The next step is to repeat the exercise
frequently throughout the day. Programs of 10 Kegels (for 30 seconds each)
every hour, or twice-daily Kegels (4 seconds each for 5 minutes) have proven
effective. The benefits of Kegel exercises are not immediate, so you should
continue the program for at least 8 to 12 weeks before expecting to
experience any results. After you identify the muscles, Kegels should not be
performed during voiding, since urine could be retained. In women, weighted vaginal cones sometimes are used to help patients find
the proper muscles to squeeze during Kegel exercise. When the cone is held
in place, the exercise is being performed correctly. Weighted cones should
be worn for 15 minutes twice daily while walking or standing. Kegel exercises improve the urethral support and closure mechanisms,
particularly during activities such as coughing or bending. Therefore, Kegel
exercises are notably helpful for
stress incontinence due to the effects of pregnancy in women or Prostatectomy (surgical removal of the prostate) in me |
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One of a pair of organs located at the back of the abdominal cavity. Kidneys make urine through blood filtration |
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A hard mass composed of substances from the urine that form in the kidneys. |
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Klinefelter's syndrome - Perhaps the best
known of the genetic disorders that cause infertility in men. It is found in
roughly 1 out of every 500 live births and often is not diagnosed before
puberty. Patients with this condition have an extra "X" chromosome, one of the
two sex chromosomes in humans. Normal women have two X chromosomes (XX), whereas
normal men have an X chromosome and a Y chromosome (XY). This produces the
genetic signature "XXY" and represents a total of 47 chromosomes within each
bodily cell (the usual number is 46). Klinefelter's syndrome causes testicular
failure due to sclerosis (hardening) of the seminiferous tubules within the
testes (see also Anatomy & Physiology). ). In some individuals with
Klinefelter's syndrome, genetic patterns variant (karyotypes) such as "XXYY,"
"XXXY," or "XXXXY" have been detected. Skeletal abnormalities are more common
among men with multiple X chromosomes. Patients with chromosomal "mosaics" (XXY/XY) have a less severe form of Klinefelter's syndrome and may be fertile,
since a normal ("XY") group of sperm-producing seminiferous tubules may exist within the testes. |
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L |
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Laboratory Tests - In addition to imaging, the physician
probably will prescribe one or more laboratory tests to confirm the presence of RCC. |
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Laparoscopic lymph node dissection:
If a perineal prostatectomy is contemplated then prior to the operation the
pelvic lymph nodes are sampled via three small incisions made in the abdomen,
much like the procedure used to remove gallbladders. |
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Surgery using an laparoscope to visualize internal organ through a small incision. Generally less invasive than traditional surgeries requiring a shorter recovery period. |
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Lipoma - Among the rarest of renal tumors,
lipomas appear to originate in the fat cells within the renal capsule or
surrounding tissue. They typically occur in middle-aged women, can grow very
large and produce pain and hematuria. Like many benign tumors, they are
suspected of harboring potential for turning cancerous, and usually are treated
with surgical excision, typically involving total nephrectomy. |
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A procedure done to break up stones in the urinary tract using ultrasonic shock
waves, so that the fragments can be easily passed from the body. |
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Lithotryptor (litho=stone,
tryptor=cruncher) Using high energy shockwaves stones can be crushed into
small pieces. For the shockwaves to be able to reach the stone the patient
used to be partly immersed in water - a kind of bathtub - in the early days
of external lithotripsy; water is a good conductor of these shockwaves (the
body itself is composed mainly of water). Nowadays, a small water bath or a
watery gel is sufficient for treatment. During treatment, the patient is
positioned on a large table, in which the shockwave machine is inbuilt. An
X-ray and/or
ultrasound device is also built into the table and is used to pinpoint
the stone in the patient and target the focus of the shockwaves. During the
treatment session, a couple of thousand shockwaves are fired at the stone in
rapid succession. Because it is possible to target the shockwave focus very
precisely (the focal width is only a few millimeters), only the stone is
really hit, although still quite some of the shocks hit the surrounding
tissue instead because with every breath the kidney moves up and down. The
treatment takes 30-45 minutes and is tolerated well, although some pain can
result from the bouncing of the stone. After treatment, there is often some
numb feeling of the skin due to the tiny shockwaves that have been
bombarding it. The treatment is generally quite effective, although in some
cases (big stones) several sessions may be needed to fully disintegrate the
stone. |
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Lymph Nodes and Lymphadenectomy - Lymph nodes are round or
oval bodies that supply white blood cells to the circulatory system. These
cells, called lymphocytes, typically remove bacteria and foreign particles from
the blood. But when cancer cells invade the bloodstream, they can be spread to
other parts of the body, including the lymph nodes. |
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Similar in some respects to a CAT scan, an MRI uses large magnets to project magnetic waves through the
body and create computer-generated cross-sectional images of internal organs.
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Matrix - Another chemical component of urine, a
noncrystalline mucoprotein called matrix, is thought by many experts to play a
role in stone formation, although the precise nature of that role is still
unclear. In persons who do not develop stones, matrix seems to act as an
inhibitor. However, among patients who suffer from stones, matrix appears to be
an initiator, and may even provide the chemical framework upon which crystals
develop. |
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Menopause:
The period that marks the permanent cessation of menstrual activity, usually
occurring between the ages of 40 and 58. |
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Metastasis:
The spreading of a cancerous tumor to another part of the body. |
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Methylprednisolone
- Methylprednisolone is a corticosteroid medication that has been
prescribed as a treatment for immunologic infertility. In particular,
methylprednisone is used to suppress blood levels of antisperm antibodies
(see also Other Sperm Function Tests). In men, the drug is given a specific
number of days before the female partner's time of ovulation (fertile
period). Methylprednisolone therapy is very controversial, since, with the high
doses required (96 mg daily), it can produce many side effects that are
associated with other forms of steroid therapy - that is, worsened peptic
ulcer disease, skin disorders, glucose intolerance (inability to metabolize
the sugar glucose) and mental disorders. Success rates are varied, but very
few studies have shown much benefit.
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MICROWAVE HYPERTHERMIA
OF THE PROSTATE -Similar to the laser ablation procedure,
transurethral microwave hypertermia of the prostate utilizes heat to remove
prostatic tissue. A microwave probe is placed into the prostatic channel;
microwave energy is utilized to heat the prostate tissue to temperatures
above 50 degree Celcius. This causes destruction to the prostate tissue and
shrinkage of the gland. No prostate tissue is removed for pathologic
diagnosis. The new generation microwave machines use a catheter that cools
the lining of the prostatic urethra while the prostate tissue deep inside is
heated. This allows patients to recover with less irritation after the
procedure. These new generation machines also control the delivery of
microwave energy and the heat level they produce more accurately with the
advance computer technology that is employed. The newest machines are
available at Columbia Presbyterian Medical Center as part of several
clinical trials across the USA and their results are promising as an
intermediate modality between medical therapy and more invasive surgical
approaches. |
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Mixed Gonadal Dysgenesis - An inherited
disorder with a distinctive genetic signature (45, XO/46, XY). It is defined by
the presence of a testis on one side and a "streak" (primitive) gonad on the
other side. The mixed character of this disorder is illustrated by the fact that
some patients have external genitalia that appear female (although ovaries are
not present internally), whereas others appear like normal men with one-sided cryptorchidism. If a patient with mixed gonadal dysgenesis has been reared as a
male and has a normally descended testicle, then he may be fertile. |
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Myotonic dystrophy - An inherited disorder
that is characterized by delayed muscle relaxation after initial contraction.
Individuals with the disorder usually have physical features such as frontal
baldness and opaque regions within the lens of the eyes. Gynecomastia (overdevelopment of the male breasts) does not occur. Although puberty may be
normal in affected men, myotonic dystrophy causes testicular atrophy (shrinkage)
in a large percentage of adults (up to 80%). Such atrophy is attributed to
abnormalities of the seminiferous tubules. Blood levels of follicle-stimulating
hormone (FSH) are usually increased in proportion to the degree of testicular
atrophy. |
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Needle Suspension -
Needle
suspension procedures are simpler than abdominal suspension procedures and
are less invasive (because they require smaller/fewer incisions and
punctures). A surgeon named Pereyra first described transvaginal (through
the vagina) needle suspension in 1959. Since that time, numerous surgical
adaptations have been developed, each named after its creator (Stamey, Raz,
Gittes, etc.); however, the principles of needle suspension remain the same.
In essence, sutures are placed blindly through the pubic skin or via
vaginal incision into the anchoring tissues on each side of the bladder
neck. The bladder neck then is supported by the sutures, which are threaded
on a needle and tied to the fascia (fibrous tissue) or the pubic bone.
Operative times and recovery periods are shorter for needle suspension
versus other suspension techniques. Some healthcare facilities even conduct
needle suspensions as outpatient procedures. The Stamey technique can be performed both vaginally and through a small
incision above the pubic bone. A nylon suture is used to suspend the urethra
on each side. Cystoscopy is employed to ensure that the urethra and bladder
are not injured during the procedure. (Note: When endoscopy -- visual
examination of the bladder by means of a tiny, telescope-like device
connected to a video camera -- is used to examine the organs of the
abdominal cavity, the procedure is called laparoscopy.) The Raz procedure often is chosen for patients who are incontinent due to
urethral and bladder neck hypermobility (dropping down) and who have minimal
or no cystocele (herniation of the bladder into the vagina). An inverted
U-shaped incision is made at the base of the anterior (front) vaginal wall,
and adhesions (fibrous tissue bands) around the bladder neck and urethra are
released. A needle is passed through the surgical incision, and the
suspending sutures are pulled up, lifting the front of the vagina and
urethra. The Raz procedure is very similar to the Stamey procedure, but the
sutures are not placed near the urethra; instead, they are placed in the
front of the vaginal wall. The Gittes procedure is a transvaginal technique that does not require an
incision. Instead, a small puncture is made above the pubic fat pad. A
suture is then transferred by a needle through the rectus (muscle of the
pubic crest) and down toward the vaginal wall, where it is looped and drawn
back and out through the puncture. A second pass is made through the same
incision (1 or 2 cm beside the first pass) to create a strong support for
the suspension. The process is repeated through another puncture hole, which
is made 1.5 to 2.0 cm away from the first site. Both suspending sutures are
tied down within their respective puncture sites. Bone anchors are new additions to the techniques for needle suspension of
the bladder neck. When needle suspension was first developed, surgeons
questioned the amount of tension that was suitable for the suspension
sutures. They wanted to avoid the complications of bladder outlet
obstruction and suture breakdown that could because by too much tension or
sutures pulling out of the anchoring tissue. Recent innovations, such as the vesica® bladder suspension kit and
Intac/Infast kits, employ bone anchoring devices to improve the needle
suspension procedures. With vesica®, a disposable suture carrier creates a large Z-stitch that
is used move pubic fascia beside the bladder neck and urethra. Next, the
suspension sutures are fixed to an anchor that is inserted into the pubic
bone and they are tied without tension by means of a removable spacer. Bone
anchoring is not a very painful procedure and can be performed on an
outpatient basis. Patients with severe
stress incontinence and intrinsic sphincter deficiency (Type III SUI or
weakening of the urethra muscle) may not be helped by simple suspension
procedures. Yet such individuals are good candidates for the pubovaginal
sling procedure, which can create the urethral compression necessary to
achieve bladder control. This technique involves the creation of an autologous sling -- that is, a
sling made out of a strip of tissue from the patient's own abdominal fascia
(fibrous tissue). Occasionally, surgeons use a synthetic (artificial,
man-made) sling for this procedure, although urethral erosion (breakdown)
appears to be more common when synthetic slings are used.
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Removal of an entire kidney. |
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NMP22TM assay - The NMP22TM assay measures specific proteins from the
nuclear matrix (cell center). It can detect transitional cell carcinoma (TCC)
with a sensitivity of roughly 67%, meaning that 67% of existing TCCs are
detected. But, perhaps more importantly, the NMP22TM assay it is able to predict
the recurrence of bladder cancer after transurethral resection (TUR) for
invasive cancer with an overall sensitivity of 70% (see also Treatment of
Bladder Cancer). The BTA TRAK® test measures the levels of a specific protein
(human complement factor H-related protein, or hCFHrp) that is detected by the
BTA stat test. |
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Nonbacterial prostatitis (NBP), also known as chronic pelvic
pain syndrome (CPPS), is the most common and least understood form of prostatitis. It is a
condition in which the patient exhibits many of the symptoms of prostatitis without any
demonstrable infection. |
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Several noninvasive, or external, devices are among the newer
promising treatments for stress incontinence. The Miniguard Patch and Impress (Uromed) are single-use foam pads that
are slightly larger than a postage stamp. One surface of the patch is
covered with gel-like glue that adheres to the region around the opening of
the urethra. The patch fits between the labial folds and provides opposing
pressure on the urethra to prevent leakage. When the wearer wants to
urinate, she simply removes the patch and applies a new one afterward. The
patch is less bulky than cumbersome pads and provides a neater alternative
for leakage. FemAssist and Bard Cap Sure Continence Shields are external devices that
function like foam pads, but can be reused used for about one week before
being replaced. Both are small, circular, silicone rubber devices that are
positioned over the flat area surrounding the urethra. Using suction, they
support and reinforce the muscle that naturally control urine output and
help prevent accidental urine loss in women who suffer from stress
incontinence. An ointment is used to create a mild vacuum seal that holds
the device in place. When a woman wants to urinate, she removes the device,
which can then be cleaned and reapplied. Because they are used externally,
FemAssit and CapSure have lower rates of associated infection than internal
devices, though some woman report discomfort or mild irritation when using
these products. |
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Noonan Syndrome (male Turner's syndrome) -
Noonan syndrome is the male expression of Turner's syndrome, which is
characterized by the genotype "XO." Men with Noonan syndrome usually are
infertile due to cryptorchidism and insufficient sperm production. Like women
with Turner's syndrome, men with Noonan syndrome have many distinctive physical
features, such as short stature, low-set ears, webbed neck, upper eyelid droop (ptosis), and elbow deformity (cubitus valgus). Cardiovascular abnormalities
also may be present. |
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If the prostate is greatly enlarged, if the bladder has been damaged
and must be repaired, or if the patient has other complications prohibiting
transurethral surgery, an open surgical procedure called a prostatectomy
(removal of the prostate) may be necessary. With this procedure, the patient is anesthetized and the surgeon makes an
external incision, either in the lower abdomen or in the perineum (the area
between the rectum and the scrotum), depending upon the location of the
enlarged portion of the prostate. The surgeon then removes the enlarged
prostate tissue from inside the gland. An open prostatectomy in which the
surgeon accesses the prostate from the abdomen is called suprapubic (surgery
from on top or above); surgery through the perineum is called retropubic
(surgery from the back or from behind). |
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Open Abdominal Surgery
-
Sometimes incontinence surgery takes place via an incision through
the abdomen. Two standard suspension procedures that require abdominal
incisions are the Marshall Marchetti Krantz procedure and the Burch
procedure.
The Marshall Marchetti Krantz (MMK) procedure is still offered in many
medical centers throughout the United States, but it is no longer a favored
technique. This is because the sutures (stitches) in the procedure are
placed around the urethra, creating the potential for obstruction; in
addition, the surgical entryway limits the physician's ability to correct
cystocele (herniation of the bladder into the vagina). During the MMK
procedure, the bladder neck and urethra are separated from the back surface
of the pubic bone. Sutures are placed on either side of the urethra and
bladder neck, which are then elevated to a higher position. The free ends of
the sutures are anchored to the surrounding cartilage and pubic bone. The Burch procedure, also known as Burch colposuspension (vaginal
suspension), often is performed when the abdomen is already open for another
purpose, such as abdominal hysterectomy (removal of the uterus). During the
suspension procedure, the sutures are placed laterally (sideways), which
avoids urethral obstruction and allows the physician to repair any small
cystoceles that may be present. The bladder neck and urethra are separated
from the back surface of the pubic bone. The bladder neck then is elevated
by means of lateral sutures that pass through the vagina and Cooper's
(pubic) ligaments. The vaginal wall and ligaments are brought together
without tension, and the sutures are tied.
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Open nephrolithotomy:
is the most invasive procedure for removing kidney stones. Because it is so
traumatic, most kidneys can withstand no more than two such operations. Deep
anesthesia is required, after which the surgeon makes a large (10-20 centimeter)
incision in the patient's back or abdomen, depending upon where the stone is
located. Either the ureter or the kidney isopened and the stone extracted. Most
patients require prolonged hospitalization afterward, and recovery may take up
to two months. |
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Oral Drugs - All drugs--even those sold
over-the-counter--have side effects. Patients should always consult a doctor
before using any drug for an extended time.Aspirin and ibuprofen
are easy to obtain and may be a first line of defense against mild
discomfort. However, they may make symptoms worse in some patients.
Over-the-counter forms of phenazopyridine hydrochloride (Azo-Standard,
Prodium, and Uristat) may provide some relief from urinary pain, urgency,
frequency, and burning. Higher doses of the drug are available by
prescription as Prodium and Pyridium.
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Orchiectomy:
The surgical removal of one or both of the testicles. |
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Orchitis:
Inflammation of a testicle. |
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Overactive bladder:
A condition characterized by involuntary bladder muscle contractions during the
bladder filling phase which the patient cannot suppress. |
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Overflow UI:
Leakage of small amounts of urine from a bladder that is always full.
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Oxybutynin chloride
(Ditropan) - Oxybutynin is an anticholinergic drug medication
that also directly relaxes bladder smooth muscle. It is prescribed for
neurogenic bladder patients, and patients who have symptoms of bladder
instability with voiding: that is, patients with
urge incontinence, frequency, urinary leakage, or painful urination. The
typical dosage is 2.5-5.0 mg to be taken orally 3 to 4 times/day).
Oxybutynin's notable side effects are dry mouth, dry skin, visual blurring,
nausea and constipation. |
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Partial
Nephrectomy - In some cases it may be possible to remove only
the cancerous tissue and part of the kidney, particularly if the tumor is
small and confined to the very top or bottom of the kidney. A partial
nephrectomy also may be the procedure of choice for patients with RCC in
both kidneys and those who have only one functioning kidney. |
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Pathology - Broadly speaking, the individual cells that make
up RCC tumors fall into four categories, defined by their appearance under
microscopic examination: clear cell, granular cell, mixed clear and granular,
and sacromatoid or spindle-type. Most studies suggest that the type of cancer
cell present indicates the relative aggressiveness of the disease. |
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Pelvic muscle exercises are intended to improve your pelvic muscle tone and prevent leakage for sufferers of Stress Urinary Incontinence. Also called Kegel exercises. |
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Pelvic
Muscle Rehabilitation -
Pelvic muscle rehabilitation involves
implementation of a comprehensive group of progressive exercises aimed at
strengthening the levator muscle. These exercises have been used to treat
several types of urinary incontinence but are most frequently employed in
patients diagnosed with stress incontinence. The use of biofeedback during
exercise allows patients to observe the duration and strength of
contractions. It has been estimated that pelvic muscle rehabilitation
produces complete resolution of symptoms in 20% of patients and that
improvements in incontinence are observed in 50% to 75% in most of those
treated. |
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Pelvic Surgery -
Like pregnancy and
childbirth, pelvic surgery can weaken and damage the pelvic floor muscles.
As a result, the pelvic floor muscles may no longer be able to provide the
necessary support to the bladder neck and urethra, and these structures may
drop freely when downward pressure is applied. This condition, which is
known as hypermobility, causes incontinence during physical activity, when
the urethra cannot close tightly enough to resist increased abdominal
pressure on the bladder.
Urinary incontinence can result from common forms of pelvic surgery,
including abdominal resection for colorectal (intestinal) cancer,
gynecologic (female genital tract) surgery such as radical hysterectomy
(complete removal of the uterus) or hysterectomy for benign (non cancerous)
disease, and failed prolapse (restabilization) surgery for stress urinary
incontinence. Most patients with postoperative incontinence have either detrusor
instability (DI or unstable bladder: an involuntary, downward-pushing
contraction of the bladder) or urethral/bladder neck incontinence (abnormal
function) due to nerve damage. Successful management of DI incontinence
usually can be achieved by drug therapy and urinary catheterization (passage
of a tube through the urethra into the bladder to drain urine into a bag
outside the body); patients with bladder neck incontinence may require
additional surgical measures.
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Pentosan polysulfate
sodium (Elmiron) reduces bladder discomfort and pain in some people
with IC. Doctors don't know exactly how the drug works, but they believe it
may repair leaks in the bladder lining. Elmiron is the first oral drug
developed for IC and was approved by FDA in the Fall of 1996. |
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Percutaneous lithotripsy
(per=through, cutis=skin) the stone in the kidney is reached with a scope
through a small wound in the skin and through the tissues of the kidney. The
exact location of the stone is monitored with the
ultrasound device. Like in the
transurethral lithotripsy the stone is then disintegrated with an
oscillating device. This technique is used in cases of large stones, when a
treatment with the
external lithotryptor would take too much time and too many sessions
and/or in cases of obstruction of the outlet of the kidney in which the
kidney could be damaged if it takes too long to treat the stone. General
anesthesia is necessary, although patient and kidney generally very well
tolerate the treatment. |
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Percutaneous nephrolithotomy (PCN):
Percutaneous means "though the skin." In PCN, the surgeon or urologist makes a
1-centimeter incision under local anesthesia in the patient's back, through
which an instrument called a nephroscope is passed directly into the kidney and,
if necessary, the ureter. Smaller stones may be manually extracted. Large ones
may need to be broken up with ultrasonic, electrohydraulic or laser- tipped
probes before they can be extracted. A tube may be inserted into the kidney for
drainage. |
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Percutaneous Slings - The
pubovaginal sling involves the creation of an autologous sling -- that
is, a sling made out of a strip of tissue from the patient's own abdominal
fascia (fibrous tissue). Occasionally, surgeons use a synthetic (artificial)
sling for this procedure, although urethral erosion (breakdown) appears to
be more common when synthetic slings are used.
During the pubovaginal sling procedure, a strip of fascia is obtained via
an incision above the pubic bone. This strip of fascia becomes the sling.
Another incision is made in the front of the vaginal wall, through which the
surgeon can grasp the sling and adjust its tension around the bladder neck.
The sling itself has sutures attached to it. The sling is secured in place when the two sutures are loosely tied to
each other above the incision in the pubic fascia, providing a hammock for
the bladder neck to rest on. The pubovaginal sling procedure generally results in high success rates,
with bladder control lasting more than 10 years. Some of the possible
complications of pubovaginal sling procedures are accidental bladder injury,
wound infections and prolonged urinary retention. Vesica® sling procedure, a minimally invasive (reduced operative
risk and a shorter recovery phase) surgery, involves the placement of a
sling to support the bladder neck, urethra and sphincter. Through the opening created by the incision(s), your surgeon will place
two small anchors into the pubic bone in order to provide stable fixation
for the bladder neck. He/she will then take one end of the suture and guide
it through the tissue on one side of the bladder neck then the other side. Depending on your diagnosis your physician may elect to use a sling made
of either a biocompatible synthetic material or of your own tissue. This
sling (like a hammock) is secured to the anchor placed in the bone and
serves as additional support for the urethra, bladder neck and sphincter. To help with the healing process, a catheter may be placed into your
bladder. The catheter will be connected to a drainage bag, which will
collect your urine. Routine physical activity may be restricted for a short time after the
procedure and strenuous activity for 8-12 weeks. Your doctor or nurse will
provide you with specific guidelines.
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Perineal prostatectomy: A Perineal incision is utilized. The advantages are: less blood loss, easier
visualization of the bladder / urethral anastomosis and decreased recovery
time because the incision does not involve muscle or any other vital tissue |
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Periurethral bulking injections:
A surgical procedure in which injected implants are used to "bulk up" the area
around the neck of the bladder allowing it to resist increases in abdominal
pressure which can push down on the bladder and cause leakage. |
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Phenylpropanolamine
hydrochloride - Phenylpropanolamine hydrochloride is found in
many prescription and nonprescription cough/cold preparations and
antihistamines (anti-allergy drugs). A typical dosage for bladder control is
25-75 mg in sustained- released form, twice a day. Individuals should not
use phenylpropanolamine, like all other alpha adrenergic agonists, with
obstructive forms of incontinence; it should be used with caution by
individuals with hypertension (high blood pressure), hyperthyroidism
(overactive thyroid gland), arrhythmia (irregular heartbeat), and angina
(heart pain caused by decreased oxygen supply to the heart muscle).
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Physical Exam and Medical History - The process usually
starts with a thorough physical examination to assess the patient's overall
health and gather as much information as possible about his or her symptoms. A
medical history check also will be performed to determine if any known risk
factors associated with RCC are present. |
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Postoperative Prognosis - The natural
course of renal cell cancer is more unpredictable than that of most tumors. It
is the second most common tumor to undergo spontaneous regression following
removal of the primary lesion; this occurs about 0.5% of the time. |
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Prader-Willi Syndrome - An inherited,
secondary hypogonadism disorder. Affected male infants may show reduced muscle
tone at birth. Some of the distinguishing features of Prader-Willi syndrome
include small testes, diminished mental capacity and obesity. It is believed
that the disorder is caused by a defective mechanism of gonadotropin-releasing
hormone (GnRH) secretion by the hypothalamus. Infertile men with Prader-Willi syndrome may benefit from hormone therapy.
Specifically, blood testosterone levels may increase following human chorionic
gonadotrophin (HCG) administration, and luteinizing hormone (LH) and
follicle-stimulating hormone (FSH) levels may increase in response to chronic
GnRH therapy. |
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Preoperative Radiation Therapy
-
Preoperative Radiation Therapy is another strategy that has been used
for bladder cancer treatment. The theory is that radiation exposure will
"sterilize" tumor outgrowths, regional lymph node metastases, and any tumor
cells that are spread during the process of cystectomy (bladder removal).
Radiation therapy also is used to shrink the tumor before surgery.
Preoperative radiation sometimes is given in a short-course schedule of
2,000 CGy over a 1-week period. But survival results from clinical studies
have been conflicting. In addition, preoperative radiation may cause a
significant delay in the performance of cystectomy. Therefore, there is a
tendency for American physicians to omit radiotherapy prior to cystectomy in
patients with invasive bladder cancer. Exceptions to this include patients
with invasive squamous cell carcinoma (SCC) or bilharzial bladder cancer.
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Pressure-flow is one of the most important and difficult urodynamic studies to perform and interpret. Yet
pressure-flow measurement is essential for the proper understanding of altered
mechanisms in urinary incontinence. In particular, pressure-flow study can help
to define problems such as bladder outlet obstruction (blockage), which is a
major factor in the treatment of men with
Benign Prostatic Hyperplasia (noncancerous overgrowth of the prostate) and
in the pre-operative assessment of women who are considering surgery for
incontinence. To conduct the test, the patient is catherized with a pressure sensor and the
bladder is filled. When the patient feels a strong desire to urinate, he or she
is asked to void around the catheter into the uroflowmeter (combining a uroflow
with a cystometrogram). Soon afterward, technicians measure the amount of urine
remaining in the patient's bladder. The patient may undergo placement of a
rectal catheter (a tube-like instrument positioned in the anus, the opening of
the large intestine). The pressure-flow recording is made when the patient feels
the urge to urinate. As previously noted, the analysis of a patient's pressure flow results can
help to diagnose bladder outlet obstruction. Pressure flow study plays an
important role in the evaluation of male patients with lower urinary tract
symptoms (LUTS). Pressure flow study in women is not as clear-cut as in men,
because women tend to void in a different manner and at different pressures.
Moreover, women may respond to obstruction by reducing their urine flow, rather
than by raising detrusor (bladder muscle) pressure. Therefore, some experts
recommend pressure flow studies in female LUTS patients only after prior
incontinence therapy or surgical repair of the urinary tract. |
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Primary Hypogonadism - delayed sexual maturity due to
abnormalities within the gonads themselves - is a defining characteristic of
many genetic disorders associated with male infertility. Men with primary
hypogonadism usually have severe, irreversible testicular defects because of
genetic abnormalities. |
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Propantheline bromide
(Pro-Banthine) - Although bladder spasm is not an FDA-approved
indication for this drug, propantheline has been widely prescribed over the
years for the treatment of
urge incontinence (typical dosage: 7.5-30 to be taken without food 3 to
5 times/day). It is a classic anticholinergic medication that stops muscle
contractions in the normal bladder. Some of the unwanted side effects of
propantheline include dry mouth, visual blurring, nausea, constipation,
tachycardia (fast heartbeat), drowsiness and confusion. Propantheline is
specifically contraindicated (improper) for patients with obstructive
urinary tract disorders and for those with narrow-angle glaucoma (eye
disease characterized by high pressure within the eye). |
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Prostadynia, also known as prostatodynia or PD, technically is
not a true form of prostatitis. It is included among these disorders of the prostate
because its symptoms and their treatment are similar to those of nonbacterial prostatitis (NBP) |
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Prostaglandin:
Any of various oxygenated unsaturated cyclic fatty acids of animals that have a
variety of hormonelike actions (as in controlling blood pressure or smooth
muscle contraction). |
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Once the physician has diagnosed a likely cancerous prostate condition by means of a digital rectal exam or a PSA test, he or she may want to perform other tests to determine the type of cancer, its location, and stage of development. Prostate biopsies is done with a needle similar in size to those used to draw blood or administer injections. A sample of tissue from the suspected cancer site is extracted and analyzed by a pathologist (a physician who is a specialist in diseases) to confirm the presence of cancer and to determine its type. A patient undergoing a prostate biopsy is advised to abstain from alcohol, aspirin, or non-steroid anti-inflammatory drugs for one week before the procedure.
He also is required to have a Fleet enema and to take an oral antibiotic (usually ciprofloxacin) for 1 day before and 2 days after the biopsy. The biopsy is performed with the patient lying on his side. A biopsy needle may be inserted through the perineum into the tumor, or a probe, guided by a transrectal ultrasound (TRUS) device, may be inserted into the rectum, and a
needle projected into the tumor through a port in the tip of the probe. A cell
sample is then extracted into a syringe and taken for analysis by the
pathologist. Samples may be taken from several parts of the tumor. While the biopsy is a valuable conventional procedure, it also carries risks.
It may produce bleeding that is difficult to control, or it may cause infection
from rectal bacteria. Additionally, doctors and researchers have noted that biopsy of a cancerous
tumor can cause spreading or "seeding" of cancer cells along the path or track
made by the biopsy needle. This could cause cancer that had been confined solely
to the prostate capsule to spread into surrounding tissues, making a serious
health concern even more problematical. While cancer seeding from biopsy is uncommon, patients and physicians should
be aware of these potential risks, have a clear understanding of what
information they want to obtain from a biopsy, and what action will be taken
based upon that information. |
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If the physician
suspects the presence of a tumor on the prostate, he or she will likely perform
an additional blood screening test called the prostate specific antigen, or PSA
test. This procedure can provide information about how much cancer is present
and whether it has spread. Prostate specific antigen is a substance produced only by the cells of the
prostate capsule (membrane covering the prostate) and periurethral glands. The
test measures the amount of PSA present in the blood. An elevated or rising PSA
level can indicate the existence of prostate cancer. PSA is measured in nanograms per milliliter (ng/ml) of blood. A PSA of 4 ng/ml
or lower is normal and a PSA above 10 ng/ml suggests the presence of cancer; the
range 4-10 ng/ml is a gray area, and readings in this range are considered
inconclusive. Additionally, PSA levels are also related in part to the size of the
prostate, and patients with benign prostatic hyperplasia (BPH) or a prostate
inflamed by prostatitis also produce elevated levels of PSA. For these reasons,
scientists have modified the PSA testing process by developing several new PSA-based refinements: Free/Total PSA (also known as PSA II) -- PSA in the blood may be bound
molecularly to a variety of serum proteins, or it may exist in a free or unbound
state. Total PSA is the sum of all existing forms; Free PSA constitutes the
unbound PSA only. Studies suggest that malignant prostate cells produce less
Free PSA. Therefore, a low proportion of Free PSA in relation to Total PSA might
indicate a cancerous prostate, and a high proportion of Free PSA might suggest a
normal prostate or a condition reflecting BPH or prostatitis. Age-specific PSA -- Evidence suggests PSA levels increase with age.
Researchers have defined typical age-associated values for PSA norms. A PSA of
up to 2.5 ng/ml for men age 40-49 would be considered normal, as would those up
to 3.5 ng/ml for men 50-59, 4.5 ng/ml for men 60-60, and 6.5 for men 70 and
older. Lower PSA levels in older men might indicate the presence of cancer that
does not need to be treated aggressively, whereas higher levels in younger men
might warrant aggressive treatment. PSA Velocity (PSAV) -- Researchers have studied the rate of change in PSA
over time in men whose medical outcomes were known. This rate of change in PSA
is known as PSA velocity (PSAV). A rate of change in PSA velocity of 0.75 ng/ml/yr
or higher has been conclusively linked to clinically significant prostate
cancer. Therefore, a man with a PSA in the gray area of 4-10 ng/ml, and who is
found to have a PSAV of 0.75 ng/ml/yr, may have a cancerous prostate condition.
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A muscular, walnut-sized gland that surrounds part of the urethra. It secretes seminal fluid, a milky substance that combines with sperm (produced in the testicles) to form semen.
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Surgical removal of the prostate. |
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Prostatic Acid Phosphatase (PAP) Test - Prostatic acid
phosphatase is an enzyme produced by several types of tissue, including normal
prostate tissue. Its production increases as prostate disease progresses. In
conjunction with other testing procedures, PAP testing has been used to detect
and monitor advanced prostate cancer. It is not, however, used by itself in
diagnosing prostate cancer. |
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A prostatic stent is a tiny, spring like device inserted into the
urethra. When expanded, it pushes back the surrounding tissue and widens the
urethra to permit an increased flow of urine. Prostatic stents are most
often used for patients who have other medical problems that prohibit
medication or surgery. Prostatic stents have several advantages |
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Inflammation of the prostate |
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Prostatron -
Transurethral microwave thermotherapy (TUMT) does not cure BPH; it reduces
its symptoms. TUMT uses a special catheter with a tip containing an
antenna-called a Prostatron-to deliver high-temperature (41°- 44°C)
microwave energy to the prostate without affecting adjacent structures.
Depending on the elasticity of the urethra, the therapeutic deep heat will
improve urine flow. A fiberoptic thermosensor monitors temperatures
throughout the procedure, and a cooling system circulates water within the
catheter applicator to protect the urinary tract. The procedure takes about
an hour and is performed on an outpatient basis without anesthetic.
Prostatron therapy does not solve the problem of incomplete emptying of
the bladder, but its benefits are achieved without causing incontinence or
impotence. Most patients resume normal activity immediately after treatment.
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Prosthetic occluding devices -
Prosthetic occluding devices can be used to block the flow of urine by
squeezing the urethra shut. For men, such mechanical devices include penile
clamps (for example, the Cunningham clamp) and compression rings. The penile
clamp is a V-shaped casing with a foam cushion that fits over and under the
penis. When closed, the penile clamp should stop the flow of urine without
causing discomfort. Compression devices are adjustable rings that surround
the penis and, when inflated with air, pinch off the urine flow. Individuals
usually reserve occluding devices for temporary use with intrinsic sphincter
deficiency. These devices must be removed at regular 2- to 3-hour intervals
to empty the bladder. Therefore, only mentally competent individuals who are
able to adjust them by hand and who are able to remember the
bladder-emptying schedule should use them. Improper use of penile clamps and
compression devices can result in penile and urethral erosion, penile edema
(swelling), pain and obstruction. |
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Pseudoephedrine
Hydrochloride - Pseudoephedrine Hydrochloride is found in many
prescription and nonprescription cough/cold preparations and antihistamines.
A typical dosage for bladder control is 15-30 mg, three times a day.
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Pubovaginal sling:
A surgical procedure in which a man-made or cadaveric piece of material is
placed under the bladder neck to support and immobilize. This technique improves
sphincter function and decreases bladder neck movement, improving continence.
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Pyelonephritis:
Inflammation of the kidney, usually due to a bacterial infection. |
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Pyuria:
The presence of pus in the urine; usually an indication of kidney or urinary
tract infection. |
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Q-Tip Test - The Q-tip test is a simple procedure that helps
the physician to measure the degree of hypermobility (dropping down) that occurs
in a patient's urethra and bladder neck during urination. Although subjective
and nonspecific, this test may be useful for the diagnosis of
stress incontinence. The patient lies on his or her back, and a long, well-lubricated Q-tip is
inserted 1 to 2 cm into a cleansed urethra. The patient is asked to strain and
perform a Valsalva maneuver (a forced exhale with a closed nose and mouth). An
exaggerated, upward deflection of the Q-tip (by an angle of more than 35
degrees) is considered evidence of urethral and bladder neck hypermobility. |
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R |
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Radiation Therapy
- Outside of the
United States,
Radiation Therapy (also known as radiotherapy) often is used
as a primary (singular) treatment for invasive bladder cancer. Yet, in
America, primary radiation therapy usually is reserved for people who may
not be good candidates for bladder surgery because of age or certain medical
problems. Primary therapy generally involves a radiation dose of 6,000 to
7,000 rad to the bladder, with or without corresponding lymph node
treatment. High-dose, external beam radiation therapy may be an alternative
to bladder surgery in patients with stage T2 to T3 muscle-invading cancers.
Radiation therapy has no role in the management of carcinoma in situ (CIS, TIS). However, 5-year survival rates are much lower in radiation-treated
patients versus patients who undergo surgical therapy. And, unfortunately,
local reappearance of bladder cancer occurs in up to one-half of all
individuals who receive radiation therapy. Yet people who experience
complete tumor regression after radiation therapy tend to do well. There can
be significant side effects from high-dose external beam radiation therapy,
including radiation cystitis (symptoms of irritation, incontinence, bloody
urine, and fibrosis, a buildup of fibrous tissue), proctitis (inflammation
of the rectum), impotence, and skin reactions. |
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Radical Cystectomy -
In women with
T2 to T3a tumors, a standard surgical procedure is
Radical Cystectomy
(cutting away of the entire bladder and associated tissues) with pelvic
lymphadenectomy. Radical cystectomy in women includes removal of the uterus
(womb), tubes, ovaries, anterior vaginal wall (front of the birth canal),
and urethra (the tube that passes urine from the bladder out of the body).
Preoperative
radiation therapy may have some merit when combined with bladder
surgery, although radiation therapy alone usually is unsuccessful. |
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Removal of prostate through an abdominal incision. The
prostate is completely removed. The advantage is that the lymph nodes can be
sampled at the time of the operation and the nerve-sparing procedure is easier
to do via this operation.
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Renal Oncocytoma - Oncocytomas are a type
of benign, usually asymptomatic, tumor that can grow quite large. They can
develop throughout the body and are not unique to the kidneys. Their cause is
unknown, and they appear with greater frequency in men than in women. Typically,
they are discovered incidentally by ultrasound, IVP, CT or MRI scan during an
examination for some other health problem. Under a microscope, many oncocytomas resemble early-stage RCCs. Many
physicians regard them as precancerous growths to be surgically removed unless
the patient's age or overall health condition dictates otherwise. |
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Retrograde Ejaculation - The process of
ejaculation depends upon the normal function of the bladder neck. A variety of
abnormal conditions may interfere with the bladder neck's nerves and/or muscles,
preventing its closure and leading to the backwards, "retrograde" flow of semen
into the bladder. |
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Sacral Nerve
Stimulation-InterStim
- InterStim® Continence Control Therapy
is a reversible treatment alternative for people with urinary urge
incontinence who have found behavioral and pharmacological treatments
ineffective or not well tolerated. InterStim® Continence Control Therapy
uses a small stimulation system, about the size of a pacemaker that is
surgically placed under the skin in the lower abdomen and lower back. The
therapy uses mild electric pulses to stimulate a sacral nerve in the lower
spine. This nerve influences the bladder and surrounding muscles that
control urinary function.
Clinical studies have shown that nearly half of all urge incontinent
patients using the therapy are completely dry and many others have had their
symptoms reduced significantly. The exceptional success rate of InterStim®
Therapy is linked to the test stimulation procedure. This unique feature
allows patients and their physicians determine the effect of InterStim®
Therapy prior to consideration of a surgical implant procedure. During the test stimulation procedure patients are asked to keep a
voiding diary to record voiding patterns with the stimulation. The voiding
diary is then compared to diaries from before the test stimulation procedure
and after the test stimulation procedure to determine the effect of the
treatment on their symptoms. The test stimulation allows the clinician to evaluate the therapy as an
option for the patient without significant cost or delay. It also provides
patients with realistic expectations about the results of InterStim Therapy.
Usually within three to five days both the patient and clinician can
determine if InterStim® Therapy is a viable treatment option. After successful evaluation of the test stimulation, the InterStim®
System may be implanted for long-term therapy. The procedure is performed
under general anesthesia, and the InterStim® System can generally be
activated on the first day after surgery. Potential side effects of the InterStim® Continence Control Therapy
include: pain at the implant sites, lead migration, infection, change in
bowel function, and undesirable stimulation or sensations.
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The term scrotal mass means that a distinct mass can be felt within the scrotum, as
opposed to a general swelling of the scrotum. |
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Secondary Hypogonadism (Hypogonadotropic Hypogonadism) - A lack of gonadotropin-releasing hormone (GnRH) - or
deficiencies in pituitary luteinizing hormone (LH) and follicle-stimulating
hormone (FSH) - can produce a variety of conditions defined as secondary
hypogonadism or hypogonadotropic hypogonadism (delayed sexual maturity due to
sex hormone deficiency). These disorders are usually inherited and are linked
with abnormalities of the nervous system, genitals, and other body parts. One
notable abnormality is anosmia - lack of sense of smell. Unlike the untreatable
infertility caused by primary hypogonadism, infertility caused by secondary
hypogonadism often is manageable by appropriate hormone therapy. |
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Segmental Cystectomy -
Segmental Cystectomy
(partial removal of the bladder)—a bladder-preserving or "salvage" form of
surgery—is appropriate only in a limited selection of male or female
patients (for example, patients with squamous cell carcinomas or
adenocarcinomas that arise high in the bladder dome). When segmental
cystectomy is performed, it may be preceded by radiation therapy. |
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Semen Analysis - Semen analysis is the
most informative test for male infertility. It is not, however, a conclusive
indicator of fertility versus infertility, since there is still some confusion
about what is required for adequate and healthy ejaculate (expelled semen). And,
more importantly, semen characteristics are not absolute predictors of sperm
function. In spite of these limitations, guidelines - such as those of the World
Health Organization (WHO) - have been established to determine semen quality
limits below which the chance of achieving pregnancy becomes increasingly less
likely (see Table 1). Thus, a semen sample with a sperm count of 50 million
sperm per milliliter of ejaculate, 65% motility, and 60% oval morphology (shape)
would be classified as "normal"; a semen sample with a low sperm count (less
than 10 million/ml), poor forward motility, and 30% oval morphology would be
less capable of producing a pregnancy. A semen analysis should be repeated at least once and it may be a good idea
to repeat semen analysis periodically as these levels can change over time. |
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Sexual Dysfunction - Problem with sexual
performance is an important risk factor for infertility, and sexual dysfunction
is often correctable. Unfortunately, though, sexual dysfunction is a factor that
may not be recognized or emphasized by patients who present infertility problems
to their physicians. Sexual dysfunction includes such disorders as impotence (erectile dysfunction), low libido (sexual desire), poor timing of sexual
intercourse, failure to complete intercourse, and ejaculation abnormalities.
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Sexually transmitted disease (STD):
Infections that are most commonly spread through sexual intercourse or genital
contact. |
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Sickle Cell Anemia - An inherited blood disorder
caused by an abnormal form of hemoglobin - the oxygen-carrying molecule of the
red blood cells. Men with sickle cell anemia often show evidence of hypogonadism
(delayed sexual maturity), as well as slowed skeletal growth, small testes and
low sperm density. Hypogonadism usually is related to testicular malfunction as
well as hormonal imbalances (e.g., pituitary hormone and hypothalamic hormone
irregularities). Blood testosterone generally is low in men with sickle cell
disease, although luteinizing hormone (LH) and follicle-stimulating hormone (FSH) levels are variable and may be normal, low or even increased. |
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Sling Procedures
- Patients
with severe stress incontinence and Intrinsic Sphincer Deficiency (Type III
SUI or weakening of the urethra muscle) may not be helped by simple
suspension procedures. Yet such individuals are good candidates for a sling
procedure, which can create the urethral compression necessary to achieve
bladder control. |
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Smoking - Many IC patients feel that smoking worsens their symptoms.
(Because smoking is the major known cause of bladder cancer, one of the best
things a smoker can do for the bladder is to quit smoking.) |
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Sperm Retrieval -
Sperm retrieval is not limited to ejaculated semen. With today's
technology, sperm can be obtained from men with azoospermia (lack of sperm)
that is caused by an obstructive lesion, failed vasectomy reversal,
inherited absence of the vas deferens, or other uncorrectable blockage.
For example, applying microsurgical methods in a process known as micro
epididymal sperm aspiration (MESA), sperm can be gathered close to the
blocked portion of the epididymis, the elongated, coiled duct that provides
for the maturation, storage, and passage of sperm from each testis.
Similarly, percutaneous epididymal sperm aspiration (PESA) uses a small
needle to penetrate the testicular skin and draw sperm from the area near
the epididymal obstruction. Testicular sperm extraction (TESE), the removal
of a small amount of testicular tissue under local anesthesia, also can be a
source of sperm (see also Testis Biopsy). Sperm retrieval methods usually are scheduled to coincide with the female
partner's time of ovulation, so that they may be used for in vitro
fertilization (IVF) of a retrieved egg. Sperm that is retrieved by MESA,
PESA or TESE then can be processed for use in procedures such as
intracytoplasmic sperm injection (ICSI) (see also Intracytoplasmic Sperm
Injection). While excess sperm from MESA or PESA usually can be frozen for
future use, most TESE-derived sperm are not of sufficient quality or
quantity for frozen storage (cryopreservation). Multiple MESA or PESA
procedures are not recommended, since repeated surgery can lead to scarring
around the site of incision. Most patients are advised to wear scrotal supports for 1 week following
MESA, PESA or TESE. Side effects are rare, although postoperative pain and
swelling may persist for up to 2 weeks.
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Sperm Washing -
Sperm washing is a procedure that is used extensively for the
treatment of semen with low sperm counts, abnormal sperm forms, antibodies,
and other fertility-impairing features (see also Other Tests of Sperm
Function). The "washing" is accomplished by adding culture medium (a fluid
containing nutrients and buffers) to the semen and spinning the entire
sample in a centrifuge (a machine that uses centrifugal force to separate
heavier and lighter elements in a solution). The heavy sperm "pellet" is
then rewashed in culture medium. If the physician needs a "rise" or
"swim-up" fraction of the most active sperm, the concentrated sperm sample
is incubated (kept warm) for about 1 hour, and the swimming sperm are
extracted from the top of the test tube. If the physician wants to enhance
the fertile potential of the sperm, TEST-yolk buffer (a special solution
containing buffers, chicken egg yolk, glucose and antibiotics) may be used
during the washing and pellet dilution procedures. The sperm that are
gathered from such washing methods are subsequently used for artificial
insemination and in vitro fertilization procedures. |
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A ring of muscle fibers located around an opening in the body that regulates the passage of substances. |
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Staging this disease - Although grading
and the identification of cancer cell types can be helpful in determining a
patient's prognosis, most doctors believe that establishing the cancer's stage
gives a better indication of a patient's survivability. Staging allows a physician to gauge the size and location of tumors by using
information gathered from such imaging studies as CT scans and MRIs, and
information from pathology tests and physical examinations. Once a stage has
been established, the physician can attempt to determine how a patient may do
over time and decide what type of treatment offers the best potential for
success. |
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Transurethral
resection of the prostate (TURP) has been the standard choice for the past
50 years of treatment for urinary symptoms attributed to a large prostate
condition commonly known as BPH that causes obstruction of the bladder
outlet and voiding symptoms such as urinary frequency, voiding at night and
a slow urinary stream. About 400,000 TURPs are performed each year in the United States. TURP is
a safe procedure with 80% of patients experiencing resolution of their
voiding symptoms and improvement of urinary flow measurements. A TURP
involves the removal of the obstructing portions of the prostate with a
telescopic hot wire loop that cuts like an electric knife. The TURP requires
an anesthetic and takes about 30-60 minutes to perform. A tube or catheter
is inserted into the bladder and is left in place for 2 to 3 days. The
hospitalization lasts from 2-5 days and requires two weeks of severe
activity restrictions and another two weeks of modest restrictions. The long
term effectiveness of TURP in alleviating obstruction and symptoms caused by
BPH has made the TURP the gold standard to which new procedures are
compared. However, the TURP is a surgical procedure with potential risks and
complications such as bleeding, impotence and incontinence. To decrease
hospitalization costs and recuperation time from work, alternative therapies
are being developed and introduced by the urologic community. These include
medical treatments and alternative surgical treatments that have the
potential to decrease complications and be as effective as the gold standard
TURP. |
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Stress test:
A diagnostic test that requires patients to lift something or perform an
exercise to determines if there is urine loss when stress is placed on bladder
muscles. |
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Urinary Incontinence: The involuntary loss of urine during period of increased abdominal pressure. Such events include laughing, sneezing, coughing or lifting heavy objects. |
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Struvite Stones - Also known as "infection stones," struvite
stones account for up to 20% of all kidney stones. They are made up of
crystallized magnesium and ammonia, common byproducts of excessive acidity in
the urine caused by the bacterial breakdown of urea. This often occurs in
persons who experience infections of the urinary system. For this reason they
are most common in women, who suffer more urinary tract infections than men.
Struvite stones typically develop in a jagged or branch-shaped structure called
a "staghorn." |
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Super saturation - The most prevalent theory -- super
saturation crystallization -- holds that dehydration causes an imbalance in the
liquids and dissolved solids in the urine. The kidneys must maintain a proper
amount of water in the body as they remove harmful waste materials. If
dehydration occurs, the urine may become overloaded (supersaturated) with
substances that will not dissolve in water. These chemicals and trace elements
combine to form crystals which slowly build up, layer upon layer until a stone
is formed. Studies suggest that drinking plenty of water may prevent kidney
stones. |
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This involves the removal of obstructing prostatic tissue
through a supra-pubic incision ( a cut below the belly button ). The Prostate
is not wholly removed. Suprapubic Prostatectomy requires incising the
bladder to remove the obstructing tissue while a Retropubic approach
involves incising the Prostatic capsule to remove the obstructing tissue. Both
approaches utilize an abdominal incision. |
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This option is considered only if an IC patient has failed all available treatments and the pain is severe. Most doctors are reluctant to operate because the outcome is unpredictable in individual patients-some people have
Surgery and still have symptoms. Anyone considering surgery should discuss the potential risks and benefits,
side effects, and long- and short-term complications with a surgeon and
family, as well as with people who already have had the procedure. Surgery
requires anesthesia, hospitalization, and weeks or months of recovery, and
as the complexity of the procedure increases, so do the chances for
complications and failure. To locate a surgeon experienced in performing specific procedures, check
with your doctor. |
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Systemic Chemotherapy - Many
individuals with late-stage bladder tumor(s) and/or metastases have a poor
prognosis. Therefore, researchers have begun a number of clinical trials to
test the effectiveness of
Systemic Chemotherapy with multiple
drugs. In particular, combinations of agents such as cisplatin, methotrexate,
and vinblastine, with or without doxorubicin (CMV or M-VAC), have produced
some encouraging responses in late-stage patients. In addition, the
combination of cisplatin, cyclophosphamide, and doxorubicin (CISCA) has
shown some activity, although the responses have not been as great as those
reported for CMV or M-VAC treatments. In metastatic bladder cancer, other
chemotherapeutic agents that have produced some benefits are: paclitaxel,
ifosfamide, gallium nitrate, and gemcitabine. Whenever possible, individuals
should be encouraged to participate in such trials. Multi-agent
chemotherapeutic trials for metastatic bladder cancer have produced response
rates of up to 70%, and survival times may be increased. In persons with inoperable bladder cancer, the focus of care is
palliation (relief) of symptoms. Large, late-stage tumors may cause
frequent, painful, and bloody urination during the night and day. Decaying
tissue within the tumor also may be a constant source of infection.
Therefore, urinary tract diversion in such individuals may spare them the
suffering and sleeplessness of persistent, agonizing urination.
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Systemic Illness - Not much is known about
the overall effects of illness on testicular function. Specific questions remain
about how diseases, metabolism and therapeutic drugs may affect reproductive
function. Yet fever alone has been shown to damage sperm. In humans, high
temperatures may kill or injure sperm cells after only a few hours. The
resultant decrease in sperm count often appears within 3 weeks after an episode
of high fever and can last for as long as 1 months. In addition, the
characteristics of the sperm itself may be changed, showing more abnormal shapes
and immature cells. |
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Tamoxifen -
Tamoxifen, like clomiphene citrate, is an oral anti-estrogen compound that
has been used to treat male infertility. But, unlike clomiphene, tamoxifen
has no estrogenic activity. Tamoxifen stimulates sperm output by increasing
the release of gonadotropins. In current studies, the most common oral
dosage is 20 mg daily. As with clomiphene, some men respond favorably to
tamoxifen and show improved semen quality and increased rates of conception;
however, there are still questions regarding which patient groups are most
likely to be helped by tamoxifen therapy. Recent findings suggest that
pregnancy may occur in up to one-third of couples in which the male partner
has received tamoxifen therapy. |
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Tamsulosin hydrochloride
(Flomax) - Tamsulosin hydrochloride blocks only the
alpha-1a adrenergic receptors in the
prostate. Tamsulosin is used to treat the signs and symptoms of BPH;
however, because of its prostate-specificity, tamsulosin is not a
recommended treatment for hypertension. The usual oral dose of tamsulosin is
0.4-0.8 mg, once daily. |
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Targis - The TargisTM
System is an advanced form of microwave therapy. It uses advanced microwave
technology to deliver energy through a flexible catheter. TargisTM therapy
destroys the diseased tissue, while protecting the pain-sensitive, healthy
urethral tissue. The procedure is anesthesia-free, with no need for IV
sedation, spinal or general anesthesia. Most patients can return home the
same day as the treatment and quickly resume everyday activities.
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TENS
(Transcutaneous Electrical Nerve
Stimulation)
- With TENS, mild electric pulses enter the body for minutes to hours two or
more times a day either through wires placed on the lower back or the
suprapubic region, between the navel and the pubic hair, or through special
devices inserted into the vagina in women or into the rectum in men.
Although scientists don't know exactly how it works, it has been suggested
that the electric pulses may increase blood flow to the bladder, strengthen
pelvic muscles that help control the bladder, and trigger the release of
hormones that block pain. TENS is relatively inexpensive and allows the
patient to take an active part in treatment. Within some guidelines, the
patient decides when, how long, and at what intensity TENS will be used.
TENS has been most helpful in relieving pain and decreasing frequency in IC
patients who have Hunner's ulcers. Smokers do not respond as well as
nonsmokers. If TENS is going to help, change usually occurs in 3 to 4
months.
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Terazosin hydrochloride (Hytrin)
- Terazosin hydrochloride also blocks the alpha-1 adrenergic receptor sites
in the body. Like doxazosin, terazosin is prescribed for the treatment of
urinary outflow obstruction in BPH, as well as for hypertension. The typical
dose is 1-10 mg, taken once daily. |
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Injury of the testes may result in male infertility, especially if the trauma is followed by a reduction in the size of the injured testicle and/or the detection of antisperm
antibody in the man's semen. It is believed that such infertility results not
from the wasting of testicular tissue, but rather from an immune reaction that
occurs due to penetration of the Sertoli cells' "blood-testis barrier" in the testes. |
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The rate of testicular tumor is especially high among men with undescended testes. Therefore, hormone
therapy and/or orchiopexy (surgical placement of an undescended testis in the
scrotum) is advisable in most instances (see also Cryptorchidism). Even though
the increased risk of cancer remains after such treatment, the testes are more
easily examined for potential malignancies when they are in the scrotal
position. |
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Testosterone -
Testosterone, an androgenic (male) sex hormone required for sperm
manufacture, has been employed as a form of "rebound" therapy in men who
suffer from inadequate sperm production. In brief, testosterone - in the
form of 200 mg testosterone cypionate or enanthate, administered by weekly
intramuscular injection for up to 12 weeks - is used to stop sperm
production and cause azoospermia (no sperm in the semen). When testosterone
is discontinued, sperm production may recover, or "rebound," and lead to
significantly increased sperm counts in a proportion of patients. Such
rebound usually occurs 4 to 6 months after stopping testosterone treatment.
Unfortunately, success rates from this therapy are poor, and some men run
the risk of permanent azoospermia after treatment. |
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Tolterodine Tartrate
(Detrol) - Tolterodine tartrate is a new drug that is
classified as a muscarinic receptor antagonist: that is, it blocks nerve
receptors that respond to the chemical muscarine. Both bladder contraction
and salivation (formation of saliva) are controlled by muscarinic receptors.
By blocking muscarinic nerve receptors, tolterodine tartrate can reduce
symptoms of urinary frequency or urgency, and it is able to treat bladder
over activity and urge incontinence.
The typical dose of tolterodine tartrate is 1-2 mg, twice a day.
Tolterodine tartrate should not be used in people who are hypersensitive
(have an exaggerated reaction) to the drug or who have urinary retention,
gastric (stomach) retention, or uncontrolled narrow-angle glaucoma (eye
disease characterized by high pressure within the eye).
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Transient urinary incontinence:
Temporary episodes of urinary incontinence that are gone when the cause of the
episode is identified and treated, such as a bladder infection. |
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Transitional Cell Carcinoma - About 6% to 7% of kidney
cancers begin not in the kidney itself, but in the renal pelvis, the point where
the kidney joins the ureter (the tube running from the kidney to the bladder).
These tumors are called transitional cell carcinomas, and are made up of cancer
cells different from those that characterize RCC. Research indicates these
tumors are caused by cigarette smoking. The symptoms of transitional cell carcinoma are quite similar to those of RCC,
and include hematuria and back or flank pain. If found early, these cancers have a 90% cure rate. They may be treated in a
variety of ways, usually involving surgical removal of the kidney, ureter and
portion of the bladder connecting to the ureter. Depending on how much cancer is
present, chemotherapy and radiation may be used as adjuvent treatments. The
prognosis for cure declines sharply when the cancer invades the ureter wall or
penetrates the kidney. Repeated follow-up examinations after surgery are important, as transitional
cell carcinoma is prone to recurrence. |
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A transurethral incision of the
prostate (TUIP) is a simplified alternative to TURP that simulates its
results in both symptom relief and flow rates improvements. Making a simple
deep cut or incision along the entire length of the prostate to split it
open performs the procedure. This allows the circular muscle fibers running
around the prostate to spring open and increase urinary flow by opening the
prostatic urinary channel. TUIP is ideally suited for smaller prostates and
has a lower incidence of ejaculation abnormalities. In appropriately
selected patients with relatively small and anatomically appropriate
prostates, the success rates for TUIP are similar to TURP with the advantage
that hospital stays and recovery are much shorter. |
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The laser is a high energy source that has gained much attention as a unique
surgical tool in the surgical treatment of many diseases. In urology, the
light energy is converted to heat on contact to tissue to produce its
surgical effect. It is an energy modality utilized in breaking stones,
treating bladder tumors and removing prostate tissue. With laser
prostatectomy, a laser fiber is passed into the prostatic channel under
telescopic guidance. The laser is then used to destroy the obstructing
portions of the prostate by heating it up. The two techniques to remove
tissue are laser vaporization and laser ablation. With vaporization, high
instantaneous heat is created to vaporize or steam away prostate tissue.
With ablation, a lower laser energy is applied which heats up the tissue
enough to dry it out, and let it shrink and slough away with time. Compared
to standard transurethral resection or TURP, the advantages of these laser
procedures are: no significant bleeding, shorter hospitalization and reduced
operating time. The laser albation or VLAP has not been optimum in large
prostate because of the necessity for multiple treatments. Laser
vaporization, on the other hand, has been able to remove more tissue at one
treatment. With these laser procedures; there has been a greater amount of
swelling around the prostate channel after the procedure (3-10 days) which
requires temporary catheter drainage (tube into the bladder to drain urine).
In addition, patients can experience a few weeks of urinary frequency and
irritation while the prostatic channel is healing. Its significant
advantages are no bleeding and a short hospital stay. One concern of this procedure among the urological commiunity is that no
prostate tissue is removed. Therefore, one cannot be certain that cancer
does not exist. However, with the excellent diagnostic techniques available
today with PSA and Ultrasound, appropriate assessments can be performed and
biopsies taken if indicated. |
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Transurethral lithotripsy
(trans=by way of, so via the urethra) the stones are reached with a very
slim tube-formed scope through the urethra, bladder and ureter and cab be
disintegrated with the use of an oscillating probe. General anesthesia is
necessary, because treatment can be painful while it is of eminent
importance that the patient and the stone does not move. |
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Transurethral Resection of the Prostate or
TURP |
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Transvaginal Slings - Precision
Tack™ Transvaginal Anchor System is a device that allows your physician to
perform a minimally invasive procedure to restore urinary function by
returning your anatomy to its original position.
The transvaginal approach means no abdominal incision is made, therefore
eliminating any visible scars on the body surface. With Precision Tack two
tiny anchors are placed in the back side of the pubic bone to provide
long-term support of the bladder neck and urethra. To begin with, your physician will make a small incision in the vaginal
area. This incision is necessary in order to create an area for a sling to
be inserted. Your physician will determine the size and shape of the
incision, based on whether there is a need for additional repairs. Once the
incision is made your physician will place two small tacks in the pubic
bone, one on each side. These tacks provide a stable fixation for the
bladder neck. After the tacks are in place, your physician will insert a sling into the
vagina. A sling is a small piece of material that attaches to the tacks with
sutures. The sling will remain in the body providing support, like a
hammock, holding the anatomy in its original position. With the tacks and sling in place, the vaginal incision is closed. The
Transvaginal Sling procedure is complete and normal urinary function should
be restored. To help with the healing process, a catheter may be placed in your
bladder. It will be connected to a drainage bag, which will collect your
urine. The catheter will be removed within a short time. After the procedure
is complete, specialized nurses will monitor you. You will probably be
discharged within 24 hours. Routine physical activity may be restricted after the procedure.
Strenuous activity may be restricted for 8 ‚ 12 weeks and physical activity
for 6 ‚ 8 weeks. Your doctor or nurse will provide you with specific
guidelines.
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Tricyclic Antidepressants
(TCAs) - Tricyclic antidepressants -- such as imipramine
pamoate (Tofranil-PM) -- are often prescribed as part of incontinence
treatment programs, but they are not FDA-approved for incontinence.
Tricyclic antidepressants have anticholergenic effects. Many experts believe
that tricyclic antidepressants are beneficial because they decrease
nighttime incontinence and are useful for the management of
urge incontinence. The usual oral dose of imipramine is 10-25 mg, 1 to 3
times/day, for a total daily dose of 25-100 mg). |
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Tricyclic Antidepressants (TCAs) - Tricyclic antidepressants
-- such as imipramine pamoate (Tofranil-PM) -- are often prescribed as part of
incontinence treatment programs, but they are not FDA-approved for incontinence.
Tricyclic antidepressants have anticholergenic effects. Many experts believe
that tricyclic antidepressants are beneficial because they decrease nighttime
incontinence and are useful for the management of
urge incontinence. The usual oral dose of imipramine is 10-25 mg, 1 to 3
times/day, for a total daily dose of 25-100 mg). Other tricyclic antidepressants that potentially may be useful for
incontinence are: doxepin hydrochloride (Sinequan), desipramine hydrochloride (Norpramin), and nortryptyline hydrochloride (Pamelor). |
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Your doctor may recommend transurethral incision of the prostate (TUIP) if your prostate requires surgery, but isn't greatly enlarged. This procedure widens the urethra by making several small cuts in the neck of the bladder, the point where the urethra joins the bladder, and in the prostate itself. This reduces the prostate's pressure on the urethra and makes urination easier. Some experts believe TUIP gives relief with fewer side effects than TURP, particularly a lower incidence of retrograde ejaculation. However, others say its long-term benefits and risks have yet to be established conclusively. |
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Transurethral ultrasound-guided laser incision of the prostate (TULIP) is a new procedure that is similar to TUIP, except that the cuts are made with a laser.
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Transurethral needle
ablation of the prostate (TUNA), procedure delivers low level radio
frequency (RF) energy to the prostate, relieving obstruction without causing
damage to the urethra. A small probe is inserted through the urethra and
into the prostate. Two small electrodes are deployed into the prostate and a
low level of radio frequency energy is applied. The energy heats the
prostate tissue and shrinks it, relieving the obstruction while protecting
the urethra and surrounding areas.The TUNA procedure can be performed in an office or hospital outpatient
center in less than 1 hour using minimal anesthesia. Clinical studies have
demonstrated that TUNA provides significant improvements in urine flow and
other symptoms of BPH. Its long-term side effects are minor compared with
those of such conventional procedures as TURP. Most patients are able to
return to their normal activities within 24 hours. |
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About 90% of all surgeries for BPH involve transurethral resection of the prostate (TURP). This procedure requires no external incision and takes about 90 minutes. After giving anesthesia, the doctor inserts an instrument called a resectoscope into the penis through the urethra. The resectoscope is about 12
inches long and half an inch in diameter. It contains a light, valves for
controlling irrigating fluid and an electrical loop to cut tissue and seal blood
vessels. The doctor uses this loop to remove the enlarged tissue one piece at a
time. The irrigating fluids carry this tissue to the bladder where they are
flushed out after the operation. Patients usually must remain in the hospital for about 3 days after TURP
surgery, during which a catheter must be used to drain their urine. After that,
recovery usually is quick. Most men find their BPH symptoms improve rapidly and
are able to return to work within a month. During the recovery period, doctors
generally advise you to:
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ultrasonic lithotripsy :
Similar to ureteroscopy, ultrasonic lithotripsy uses an optical scope and
electronic probe, inserted into the ureter under epidural (spinal) anesthesia,
to locate the stone. High-frequency ultrasound waves then are directed at the
stone to break it up gradually. The fragments can either be passed naturally by
the patient or removed by grasping forceps, basket extraction or suction through
the scope instrument. The instrument is not flexible, however, so ultrasonic
lithotripsy typically can be employed only when a straight path directly from
outside the body to the stone is possible. |
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Ultrasound - Ultrasound testing techniques use sound waves
projected into the body to produce a viewable image of internal organs,
structures and, in some cases, tumors. In this painless procedure, a jelly-like
lotion is applied to the patient's pelvic and kidney areas, and a small device
that emits ultrasonic pulses is slowly passed over the area. The sonic image
thus produced is viewed on a monitor. |
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Underactive bladder:
A condition characterized by a bladder contraction of inadequate magnitude
and/or duration to effect bladder emptying in a normal timespan. This condition
can be caused by drugs, fecal impaction, and neurologic conditions such as
Diabetic neuropathy or low spinal cord injury or as a result of radical pelvic
surgery. It also can result from a weakening of the detrusor muscle from vitamin
B12 deficiency or idiopathic causes. Bladder underactivity may cause
overdistension of the bladder, resulting in overflow incontinence (see overflow
incontinence). |
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Ureteroscopy:
A flexible, fiberoptic instrument resembling a long, thin telescope is inserted
through the urethra and bladder up to the ureter to visualize the tube. Often
used for retrieval of kidney stones. |
Urethra
- The tube that carries urine from the bladder and semen from
the prostate and other sex glands out through the tip of the
penis
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Urethral Pressure Profile (UPP) - Many experts believe that
recordings of urethral pressures, or urethral pressure profiles (UPP), are of
limited value for the diagnosis of incontinence. This is because there is much
overlap between normal and abnormal urethral pressure values in patients with
incontinence. UPP was one of the first diagnostic tests developed for urodynamic
measurement. A UPP catheter is placed in the patient's urethra, and static or
resting pressure values are recorded along the length of the patient's urethra.
Unfortunately, such resting values alone do not represent urethral function in
cases where incontinence is likely to occur. |
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Urethrolysis - Urethrolysis is an
anti-incontinence operation that involves the cutting of obstructive
adhesions (fibrous tissue bands) that fix the urethra to the pubic bone.
Urethral obstruction is a well-recognized complication of surgical
procedures for disorders such as
stress incontinence. The symptoms of post surgical urethral obstruction
include urinary retention, incomplete bladder emptying, irritation or pain
when urinating, decreased force of the urine stream, hesitancy, and
recurrent urinary tract infections.
Urethrolysis that is performed via an incision through the vagina (female
reproductive canal) is known as transvaginal urethrolysis. Transvaginal
urethrolysis is associated with fewer complications than other methods of
urethrolysis, and it permits the correction of coexisting vaginal
abnormalities. Transvaginal urethrolysis is the most effective procedure to
mend urethral obstruction after surgical repair of stress incontinence.
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Urge UI:
The involuntary loss of urine associated with a sudden and strong urge to void
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Urge/urgency:
A strong desire to void. |
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Uric Acid Stones - Uric acid is a normal byproduct made by
the body as it breaks down protein. It is normally flushed out by the kidneys in
urine. However, some people, particularly men, build up excessive uric acid
concentrations in their kidneys or joints. In the joints, this can lead to gout,
an inherited disorder of uric acid metabolism with painful arthritic symptoms.
If this buildup occurs in the kidneys as well, it often results in the formation
of uric acid stones. An estimated 5% to 13% of patients with kidney stone disease, particularly
men, develop uric acid stones. Genetics may play a role in uric acid stone
propensity: Persons of Mediterranean descent, particularly those of Portuguese
extraction, appear to have high incidences of uric acid stones, while those of
Anglo-Saxon descent seem to be less at risk. Patients prone to developing uric
acid stones typically are advised to reduce their consumption of high-protein
foods, especially meat. |
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Urinalysis - Urinalysis is a test in which a urine sample is
analyzed in the laboratory for signs of infection, blood, urinary stones or
other abnormalities. A clean-catch (midstream) or catheterized urine sample
should be obtained for this study. Sometimes a urine culture is performed to
determine the type of infectious organisms that may be present in the urinary
tract. urinary tract infection (UTI) is defined as a urine sample that contains
bacteria in the amount of 105 CFU/ml or more. If blood, glucose (sugar), or
protein are also present in the urine sample, further testing is indicated.
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Involuntary loss of urine sufficient to be a problem. There are several types of Ul, but all are characterized by an inability to restrain voiding. |
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Urinary Tract Diversion -
Until
recently, most bladder cancer patients who underwent cystectomy (bladder
removal) needed an ostomy (surgical creation of an artificial opening) and
an external bag to collect their urine. Now, reconstructive surgical methods
have been developed to replace the cancerous bladder. The continent urinary
reservoir is the newest form of
Urinary Tract Diversion
. With this technique, a piece of colon (large
intestine) is removed and used to form an internal pouch to store urine. The
pouch is specially refashioned to prevent back-up of urine into the ureters
(one of two tubes that pass urine out of the kidneys and into the bladder)
and kidneys. The patient—whether male or female—can urinate as before,
without the need for an external bag or collection device. The urinary
reservoir procedure is associated with some complications, such as bowel
(intestine) obstruction, blood clots, pneumonia (lung inflammation),
ureteral reflux (back-flow), and ureteral blockage. |
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Urinary tract infections (UTIs) |
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UTIs are caused by bacteria that invade the urinary system and multiply, leading
to an infection.
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Urodynamic tests:
Diagnostic tests to examine the bladder and urethral sphincter function.
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Urodynamics - Urodynamic studies are conducted to measure
pressure in the bladder and to evaluate the flow of urine. Urodynamic studies
are particularly useful for the diagnosis and confirmation of intrinsic
sphincter deficiency and uncertain cases with
mixed incontinence,
overflow,
urgency or total incontinence. |
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Uroflow
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Usually performed in your doctor's office, the uroflow test determines how quickly and completely you can empty your
bladder. With a full bladder, you will be asked to urinate into a special
measuring device. A reduced flow may indicate BPH.
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Uroflowmetry - Uroflowmetry is a simple test that is not by
itself diagnostic, but often is performed along with cystometry. The patient
drinks fluids until the bladder is full. He or she then is asked to cough or
strain while sitting in a flow chair (a special chair used to measure urine).
The voided urine is measured, and volume of urine left in the bladder is
calculated by sonography (ultrasound waves used to get an image of the bladder)
or catheterization. Other variables, such as voiding time and urine flow rates,
are also determined.
stress or
urge incontinence patients usually have a normal or increased urinary flow
rate unless there is an obstruction in the urinary tract, in which case the flow
rate is decreased. Urinary flow rates increase throughout childhood and reach
their highest level in young adults. |
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Urologist - A doctor who specializes in diseases of the urinary tract in
both male and female, and the male reproductive system |
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Valsalva: The abdominal leak point pressure (ALLP) is the lowest total
bladder pressure at which leakage occurs during prompted increases in abdominal
pressure. The patient's bladder is filled by a catheter. The Valsalva maneuver
(a forced exhale with a closed nose and mouth) then is used to increase
abdominal pressure and to spur urine leakage. If the Valsalva maneuver does not,
by itself, result in urine leakage, the patient is asked to perform a series of
coughs. Fluoroscopy (X-ray projection on a fluorescent screen) can be used to
detect the lowest total bladder pressure for leakage. An abnormal ALLP indicates
that something is wrong with the internal sphincter muscle. Therefore, the ALLP
test can accurately determine the presence or absence of
stress incontinence. |
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Vaportrode -
Transurethral vaporization of the prostate (TUVP), also known as vaportrode,
is a new technique that involves direct application of high heat (less than
100 degrees) to the prostate tissue by means of a grooved roller-bar that
vaporizes tissue instead of burning it with a laser. The immediate tissue
loss leads to quick improvement in BPH symptoms and urinary flow, comparable
to TURP. The procedure takes from 20 to 65 minutes. Most patients can have
their catheters removed within 24 hours and can go home on the second day
after treatment. |
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Varicocele -
Varicocele - varicose veins of the scrotal venous system that drains the
testicles - is a common abnormality found in roughly one-third of all men who
are being evaluated for infertility. And, although not all men with varicoceles
are infertile, a significant number of infertile men will have a varicocele.
Varicocele is caused by a back-flow and pooling of blood due to malfunctioning
or missing valves in the spermatic veins. Because of the long, top-to-bottom
route of the internal spermatic vein (ISV) on the left side of each testis, over
90% of varicoceles occur on the left; therefore, a right-sided varicocele may
indicate the presence of another disorder, such as a venous blood clot or tumor.
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Varicocele
Embolization - Varicocele embolization is an alternative to
surgery for men with varicocele. Embolization is an outpatient procedure in
which the varicocele is closed off (occluded) by means of a balloon catheter
(flexible tube with a tiny detachable balloon), steel coil, and/or
sclerosing (vessel-hardening) solution. First, the patient is catheterized (a flexible tube is inserted into a
blood vessel) at a few venous sites (e.g., right femoral vein, left renal
vein, left internal spermatic vein). The patient then performs a Valsalva
maneuver (a forced "exhale" with a closed nose and mouth) and undergoes
venography (X-ray of a vein filled with contrast medium) to identify the
location of the varicocele. Next, the balloon catheter is drawn through the
vessel and usually is inflated at the level of the pubic ramus (e.g., pubic
branch of the internal spermatic vein), below the insertion of most
collateral (parallel) veins. Careful attention is paid to the level of
occlusion to avoid varicocele recurrence. If follow-up venography shows that
residual collateral veins remain, further occlusion may be performed by
using a steel coil or another balloon with or without a sclerosing agent
such as glucose. After the catheter materials are withdrawn and no venous
bleeding is observed, the patient is sent home to resume normal activities
the next day. Since venography is used to visualize and "target" the veins during
embolization, varicocele theoretically should not recur in most men, but
there is still a high rate of technical failure and/or recurrence. On very
rare occasions, balloons have moved from the scrotal venous system into the
general circulation and caused embolism (clots) in the lung and other sites.
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Varicocelectomy -
Varicocelectomy - the cutting away of a varicocele - is usually
performed with regional or general anesthesia. The surgeon makes an incision
into the groin, and the problematic venous system then is repaired. The
venous channels are divided to prevent varicocele recurrence, and the
external cremasteric vessels (the veins associated with the testis-elevating
muscle) also are tied off and divided. Varicocele repair often dramatically
increases semen quality and pregnancy rates in infertile couples. The major
complications of varicocelectomy are varicocele recurrence and formation of
hydrocele (collection of fluid in a contained area). However, newer
microsurgical techniques have substantially limited these complications.
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Varicocelectomy:
The cutting away of a varicocele. |
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Vasectomy reversal - |
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Vasoepididymostomy
- Vasoepididymostomoy is a microsurgical procedure that uses a
microscopic camera and very small operative tools to correct obstructions in
the genital tract (see also Vasography). The procedure requires removal of
the blockage in the epididymis (the coiled tube that extends the length of
each testis and connects with a larger duct - the vas deferens) and
re-attachment of the epididymis to the vas deferens. Vasoepididymostomy may
improve pregnancy rates by up to one-third of all patients; however, the
success of vasoepididymostomy is dependent upon the experience and technical
expertise of the microsurgeon. Classic signs of epididymal "blockage" are a swollen top of the
epididymis, the presence of sperm in semen drawn from the obstructed
segment, and otherwise normal testes. Blockages frequently arise in the
epididymis because of inflammation due to sexually transmitted diseases
(STDs). Gonorrhea is an STD that, if left untreated, is likely to damage the
epididymis and produce obstruction. Other, rarer causes of obstruction
include cysts, inherited atresia (tubal closure), and genital tuberculosis.
Vasectomy (a contraceptive procedure involving surgical removal of a portion
of the vas deferens) currently is the leading cause of infertility secondary
to genital tract obstruction (see also Vasovasostomy). There is an increased
likelihood of epididymal blockage among men who have had vasectomies of more
than 10 years' duration.
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Vasography - Is an X-ray study in which dye is
injected into the vas deferens. The procedure usually is conducted under general
anesthesia. A small vertical cut is made over the testis, which is then pulled
forward. (Note: If the patient has a history of inguinal [groin] hernia repair,
the cut may be made directly over the scar from the previous surgery; sometimes
the obstructed site of the vas is clearly found at this site and vasography is
not even necessary.) The vas deferens is identified and, using an operating
microscope and microsurgical tools, the cavity (lumen) of the vas is inspected
for the presence of sperm-containing fluid. If no fluid is present, a catheter
(flexible tube used to withdraw fluid) is passed through the vas to the epididymis, which is "milked" for fluid. If there is still no fluid, the seminal
vesicle end of the vas is filled with a salt water and/or dye solution to
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Vasovasostomy -
Vasovasostomy, otherwise known as vasectomy reversal, is the
re-connection of the severed ends of the vas deferens. This procedure, like
vasoepididymostomy, commonly is conducted using microsurgical methods.
However, nonmicroscopic, "macrosurgical" techniques also are successfully
employed. Most vasectomy reversal procedures are conducted on an outpatient
basis. During microsurgical vasovasostomy, most surgeons use a "two-layer"
technique in which both the inside and outside layers of the severed tubules
is reconnected with tiny sutures. Close attention is paid to the character
of the fluid that is obtained from the testicular end of the vas: if the
fluid is clear and colorless and if sperm are present, the results of
vasovasostomy usually are favorable. By contrast, if the fluid is thick or
creamy and if sperm are absent, a vasoepididymostomy usually is performed
rather than a vasovasostomy . The complications experienced after vasovasostomy are infrequent and
minor. After vasovasostomy some men are found to produce antisperm
antibodies - immune system molecules that lessen the fertilizing potential
of sperm. The antibody production is a
result of the vasectomy. Some physicians recommend the collection and
freezing of sperm from the site of vasectomy reversal in the event that
sperm are abnormal or sperm output is inadequate after successful
reconnection of the vas. The new forms of fertility treatment - collectively known as Assisted
Reproductive Technologies (ART) - incorporate many methods of sperm
retrieval and preparation. Once the sperm have been processed to ensure
optimal fertilizing potential, they are used in a variety of procedures that
aid the process of conception. These procedures include artificial
insemination (AI), in vitro fertilization (IVF), and sperm microinjection
techniques.
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Vesica sling procedure: is a surgical sling procedure used to stabilize the
bladder neck and provide support for the urethra using autologous or synthetic
sling material. This procedure treats both hypermobility and ISD. Vesica® sling procedure, a minimally invasive (reduced operative risk
and a shorter recovery phase) surgery, involves the placement of a sling to
support the bladder neck, urethra and sphincter. Through the opening created by the incision(s), your surgeon will place two
small anchors into the pubic bone in order to provide stable fixation for the
bladder neck. He/she will then take one end of the suture and guide it through
the tissue on one side of the bladder neck then the other side. Depending on your diagnosis your physician may elect to use a sling made of
either a biocompatible synthetic material or of your own tissue. This sling
(like a hammock) is secured to the anchor placed in the bone and serves as
additional support for the urethra, bladder neck and sphincter. To help with the healing process, a catheter may be placed into your bladder.
The catheter will be connected to a drainage bag, which will collect your urine. Routine physical activity may be restricted for a short time after the
procedure and strenuous activity for 8-12 weeks. Your doctor or nurse will
provide you with specific guidelines. |
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Voiding Diary
- A voiding diary is a record of urinary
habits over a 24-hour period. It can help your physician to determine the exact
nature and severity of your bladder control problem. Some of the information
gathered from a voiding diary may include: Frequency of urination Time-of-day occurrence of urination. |
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W |
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Water-Induced Thermotherapy (WIT) - Water-induced thermotherapy
(WIT) is the most recent development in the treatment of non cancerous,
enlarged prostate. This innovative procedure was developed during the 1990s
and received FDA approval in 1999. WIT is a minimally invasive outpatient
procedure that is less complicated than other treatments for BPH.
WIT effectively destroys excess prostatic tissue, which presses on the
urethra and compromises urinary flow, and thus reopens the urethra. WIT has
its advantages: it can be performed in ambulatory surgery, outpatient
surgery, or a physician's office; it takes only 45 minutes and does not
require general anesthesia, and therefore does not carry the risks
associated with inpatient surgery; and it does not produce incontinence or
impotence, common effects of surgical treatments for BPH. The Procedure -
Before the day of the procedure, the urologist measures the size of
patient's prostate in order to select the size of the catheter. The catheter
is made up of four contiguous sections: the urinary drainage lumen, the
positioning balloon, the treatment balloon, and the insulated shaft. On the day of the procedure, the urologist inserts Lidocaine gel, an
anesthetic, into the urethra to control pain. Next, the computer console, to
which the catheter is attached, heats the water to 60° C (140° F). The
urologist inserts the catheter through the urethra, through the center of
the prostate, and into the bladder. Once the urinary drainage lumen and the
positioning balloon reach the bladder, the positioning balloon inflates,
thereby securing the catheter. Urine is allowed to pass by means of the
urinary drainage lumen for the duration of the procedure. The treatment balloon, resting in the prostatic urethra (located directly
below the bladder), inflates and then fills with water, during which time
the patient will likely feel some pressure. The temperature-controlled water
then circulates through the insulated shaft into the treatment balloon. The
catheter conducts heat through the insulated shaft to the prostate gland,
raises the temperature of the gland, and then destroys the obstructive
tissue to a depth of approximately 11 mm. Throughout the procedure, the computer console precisely maintains the
temperature of the water at 60° C. After 45 minutes of treatment, the
catheter is removed. Over the next few weeks, the body either sloughs off or
absorbs the destroyed tissues. Following the procedure, the patient will likely experience swelling. A
urethral catheter will ease the constricted flow of urine caused by the
swelling. The catheter will remain in place for approximately 4 to 17 days,
or until the swelling is reduced and normal urinary flow is restored.
Patients also experience transient hematuria, or temporary blood in the
urine, after the procedure. Studies indicate that some patients experienced
treatable urinary tract infection or urinary urgency after the procedure.
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Wilms' Tumor |
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A relatively rare form of kidney cancer, Wilms' tumor (also known as nephroblastoma) accounts for about 5% to 8% of
kidney tumors in children. It occurs in about 7 out of every 1 million children
around the world per year, regardless of race, and is thought to be caused by
genetic mutation that causes abnormal growth within the tubules of the kidney nephrons. The disease occurs equally in boys and girls. It typically first
appears in children between 2 and 5 years of age, but has been known to occur
rarely in adolescents as old as 15. Wilms' tumor can arise anywhere within the kidney's tissues. Untreated, it
can spread, invading veins, lymph nodes, the adrenal glands, large or small
bowel and liver. Fortunately, advances over the past few decades in radiation
and chemotherapy, pediatric anesthesia and surgery have made Wilms' tumor one of
the most curable of all childhood cancers. Today the five-year survival rate
approaches 90%. |
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X |
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XX Disorder - Otherwise known as sex
reversal syndrome -- a variant form of Klinefelter's syndrome. Although affected
men have a normal number of chromosomes (46), the sex chromosome signature is
"XX," with a displacement of the Y chromosome somewhere within the other pairs
of somatic (bodily) genes. The signs of XX disorder are comparable to those of
Klinefelter's syndrome, yet most individuals are short in stature are less
likely to be mentally deficient, and may exhibit hypospadias (underside opening
of the urethra in the glands penis). |
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XYY Syndrome - XYY syndrome has more a
variable physical expression than other genetic abnormalities. Indeed, no
consistent syndrome has yet been defined, since XYY men may suffer from
abnormalities like seminiferous tubule sclerosis, or they may present with
normal gonads. In general, though, men with XYY syndrome are extremely tall, and
they may suffer from a pustular form of acne. Some individuals express
antisocial behavior. Ejaculate samples from XYY men vary between azoospermia (no
sperm) and normal sperm counts. Blood and urinary levels of testosterone,
luteinizing hormone (LH), and follicle-stimulating hormone (FSH) often are
normal; abnormalities in these hormone levels are related to the extent of germ
cell damage within the testes. |