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Symptoms
Most men eventually develop some prostate enlargement as they
age. About half of these men develop lower urinary tract
symptoms that are so bothersome they seek medical treatment.
Your symptoms may be caused by obstructed urine flow or by an
irritated bladder or urethra, or you may have a combination of
these problems.
Common signs and symptoms include:
• Weak urine stream
• Difficulty starting urination
• Stopping and starting again while urinating
• Dribbling at the end of urination
• Frequent need to urinate
• Increased frequency of urination at night (nocturia)
• Urgent need to urinate
• Not being able to completely empty the bladder
• Blood in the urine (hematuria)
• Urinary tract infection
The Prostate symptoms self-assessment is one way to measure
urinary symptoms, but having lower urinary tract symptoms
doesn't mean you have BPH. The symptoms can have other causes
besides an enlarged prostate. Only your doctor can determine if
BPH is causing your symptoms. See your doctor if you're having
any urinary problems.
Complications of BPH
• Acute urinary retention (AUR).
AUR is a sudden painful inability to urinate. To empty the
bladder, a catheter must be inserted into the bladder through
the penis.
• Urinary tract infections (UTIs). These infections inflame the
urethra and bladder and cause painful urination.
• Bladder stones
• Kidney damage. This is caused by frequent infections and acute
urinary retention.
What causes BPH?
Doctors aren't sure exactly what
causes BPH. Ifs thought that with age, changes in the ratio of
male (testosterone) and female (estrogen) hormone levels in men
stimulate the prostate to grow. Another theory is that with
aging, the prostate gland becomes more sensitive or responsive
to normal levels of male hormone and grows more rapidly.
Who gets BPH?
BPH severe enough to cause
bothersome urinary symptoms is common in older men. Age seems to
be the primary risk factor. Ifs rare in men age 40 and younger,
but half the men in their 60s have BPH symptoms. These symptoms
generally worsen with age. Up to 90 percent of men in their 70s
and 80s have prostate gland enlargement.
A family history of BPH slightly increases your chances for the
condition.
Diagnosing BPH
To diagnose BPH, your doctor will
review your medical history and do a physical exam and then may
arrange for you to have one or more tests.
Tests and exams used to diagnose BPH
History: Symtoms you are having,
including difficulty in passing urine, stream, frequency, etc.
Digital rectal exam. Wearing a lubricated examination glove,
your doctor gently inserts a finger into your rectum. Your
doctor checks the size, texture and shape of the gland. This
allows your doctor to determine whether your prostate is
enlarged and to help rule out prostate cancer.
Urine test. Analyzing a sample of your urine in the laboratory
can help rule out an infection or other conditions that cause
BPH-like symptoms, such as temporary inflammation of the
prostate (prostatitis), bladder infection and kidney disease.
Tests your doctor may use to help
confirm BPH diagnosis
Symptom questionnaire. The
American Urological Association (AUA) BPH Symptom Score Index
asks you how severely and how frequently you have specific
urinary symptoms. Ifs one way to monitor if your symptoms are
getting worse over time. You can check your urinary symptoms by
completing the Prostate symptoms self-assessment.
Prostate-specific antigen (PSA) blood test. Ifs normal for your
prostate gland to produce PSA, which helps liquefy semen. A
small amount of PSA normally circulates in your blood. Higher
than normal levels in your blood can indicate you have BPH,
prostate cancer or prostatitis. Most physicians use this test in
men with BPH to be sure that a hidden prostate cancer isn't
missed.
Urinary flow test(uroflowmetry). This test measures the strength
and amount of your urine flow. You urinate into a receptacle
attached to a special machine. The test takes no longer than a
normal urination. Charting the results of this test overtime
helps determine if your condition is getting better or worse.
Ifs normal for peak urine flow to decrease with age, but it can
also be a sign of BPH or a weakened bladder muscle. After
passing urine, your residual urine is checked o n ultrasound
machine.
Urodynamic pressure-flow studies. This test measures bladder
pressure and function while you urinate. After you receive a
local anesthetic, a small catheter is threaded through your
urethra into your bladder. Water is slowly injected into your
bladder to measure internal bladder pressure and to determine
how effectively your bladder contracts. Bladder pressure and
urinary flow may be measured while you urinate. The test takes
30 to 60 minutes. Generally this test is reserved for men with
complicated or unusual urinary symptoms.
Treatment Options
Most men who seek treatment do so
because they're bothered by lower urinary tract symptoms. All
BPH treatments attempt to reduce the severity of symptoms and
restore the normal function of the urinary system. Different
treatments provide different degrees of relief. How severe your
symptoms are and how bothered you are by them are key to
deciding which treatment option is best for you. Depending on
how large your prostate is, and the location of excess prostate
tissue, some treatment options may be more appropriate than
others.
Treatment options
• Watchful waiting
• Lifestyle changes to reduce symptoms
• Medications
• Surgery
• Transurethral resection of the prostate
• Transurethral incision of the prostate
• Laser surgery
• Open prostatectomy
• Pros and cons of surgery
Medications are the most common way to control mild to moderate
symptoms of BPH. They're the preferred way to treat BPH, unless
your condition is severe enough to require surgery. Medications
significantly reduce major symptoms for about two-thirds of men
who try them. If medications dont work, a minimally invasive
treatment or surgery may be the best option.
The two types of medications currently used to treat BPH are
alpha blockers and enzyme inhibitors. Alpha blockers relax
muscles around the neck of your bladder, which makes it easier
for urine to flow through your urethra. Enzyme inhibitors shrink
the size of your prostate gland. Sometimes the two types of
drugs are prescribed in combination.
Alpha blockers
Alpha blockers relax muscles around your bladder neck and make
it easier to urinate.
Who they work best for. Alpha blockers are most effective for
men with normal-sized to moderately enlarged prostate glands.
Alpha blockers were originally created to treat high blood
pressure (hypertension). For this reason, they can be an
especially appropriate choice for men who also have
hypertension. These medications aren't for you if you already
have BPH complications, such as significant urine retention and
frequent urinary tract infections. Alpha blockers dont
effectively treat these conditions.
Outcome. Alpha blockers relieve symptoms in many men who take
them. They work quickly. Within a day or two, you'll probably
have increased urinary flow and need to urinate less often. Many
men have a significant decrease in their urinary symptom index
score and improved quality of life.
Side effects. Side effects are generally mild and controllable.
The most common side effects of alpha blockers include:
• Reduced semen released during ejaculation
• Low blood pressure
• Dizziness
• Headache
• Stomach or intestinal irritation
• Stuffy or runny nose
Enzyme (5-alpha-reductase) inhibitors
These drugs shrink your prostate gland. Two have been approved
by the FDA for BPH:
• Finasteride (Finast)
• Dutasteride (Dutas, Dutagen, etc)
Both drugs are equally effective. They cost more than alpha
blockers.
Enzyme inhibitors reduce the amount of testosterone that turns
into dihydrotestosterone (DHT), a hormone required for prostate
gland growth.
Who they work best for. Enzyme inhibitors are most effective for
men with larger or moderately enlarged prostate glands.
Outcome. Enzyme inhibitors take longer to work than alpha
blockers do. You may notice some urine flow improvement after a
few months, but it can take up to a year for complete results.
In men with moderate to severe BPH, enzyme inhibitors may
significantly decrease the need for surgery and the incidence of
urinary retention.
Finasteride and dutasteride lower PSA levels in your blood. Your
doctor needs to know that you're taking finasteride or
dutasteride to properly interpret your PSA test results.
Side effects. Side effects of enzyme inhibitors are generally
rare and can include:
• Erection problems
• Decreased sexual desire
• Reduced semen release during ejaculation
These side effects may go away when you stop taking the drugs,
or after the first year of taking them. Finasteride is the
active ingredient found in the drug Propecia, which is used to
prevent hair loss — often a side benefit when taking finasteride
for BPH. Finasteride can be taken with medications for erectile
dysfunction.
Combination drug therapy
Taking an alpha blocker and an enzyme inhibitor at the same time
can sometimes be more effective than taking just one type of BPH
drug. Combination therapy can be more effective for relieving
symptoms and preventing your symptoms from getting worse. It can
also be more effective at lowering your long-term risk of
developing acute urinary retention or needing surgery.
Who it works best for. Men whose symptoms are likely to worsen
may benefit most from combination therapy, compared with
single-drug therapy. These include men with larger prostates.
Transurethral Resection Of The Prostate
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Transurethral resection of the prostate (TURP) |
Transurethral resection of the prostate (TURP) is a procedure
frequently used to treat moderate to severe BPH. It was one of
the most common major surgeries performed on men age 65 and
older but is rapidly being replaced by laser prostatectomy and
other less invasive procedures.
What to expect. After you're given a spinal or general
anesthetic, an instrument called a resectoscope is inserted into
your urethra through your penis. |
During the 60- to 90-minute operation, your surgeon uses the
scope's wire loop to remove obstructing tissue one piece at a
time obstructing tissue one piece at a time from the inside of
your gland, creating a cavity. Only the interior part of your
gland is removed. This tissue is carried by the irrigating fluid
into the bladder, and then flushed out at the end of the
operation. Expect some blood or small blood clots in your urine
afterward. You'll probably need a urinary catheter for a few
days. At first, you may have painful urination or a sense of
urgency as urine passes over the surgical area. This gradually
improves over one to four weeks. You can go back to office work
in about two weeks and back to manual labor in four to six
weeks. You can resume sexual activity in four to six weeks.
Who it works best for. TURP greatly relieves lower urinary tract
symptoms in nearly all men. It produces the greatest symptom
relief in men who have larger prostate glands and more
bothersome symptoms. Even men with severe bladder damage caused
by BPH often improve after TURP.
Outcome. TURP relieves symptoms quickly. Most men experience a
stronger urine flow within a few days.
Side effects. TURP can cause excessive bleeding, though this is
rare with modern surgical techniques. Frequent urge to urinate
is common during the early recovery period, but is rare long
term — about the same frequency as occurs in men who choose
watchful waiting.
TURP syndrome occurs when your bloodstream absorbs too much of
the irrigating solution, causing abnormally low concentrations
of sodium in your blood. It rarely occurs anymore due to current
surgical techniques and is readily treated.
Prolonged side effects of TURP may include:
• Semen entering your bladder (retrograde ejaculation)
• Erection problems
• Painful urination
• Recurring urinary tract infections
• Bladder neck narrowing (stricture)
• Blood in your urine (hematuria)
Need for re-treatment. Later treatment after TURP is uncommon
and significantly less likely, compared with minimally invasive
treatments. Some men may need a second surgery after a number of
years. A few men require re-treatment because their prostate
gland regrows or because not enough of it is removed the first
time.
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