What is Stricture Urethra? Causes, Symptoms, Diagnosis and Treatment

Urinating should normally happen without pain, difficulty or interruption. However, some people notice that their urine flow has become weak, takes longer than usual or stops and starts during urination. These changes may sometimes be linked to a condition called urethral stricture.

This condition occurs when a part of the urethra becomes narrower, making it harder for urine to pass out of the body. It is more commonly diagnosed in men, although women can also develop urethral narrowing.

Understanding the symptoms and getting the right diagnosis can help patients explore suitable treatment options. In this guide, we explain the causes, warning signs, diagnostic tests and available treatments for urethral stricture.

What is stricture urethra?

The urethra is the tube that carries urine from the bladder to the outside of the body. In men, it also carries semen during ejaculation.

A urethral stricture develops when an area of this tube becomes narrower due to scar formation. The scarred area leaves less space for urine to pass through, which can affect the normal flow.

The narrowing may develop after an injury, infection, medical procedure or certain inflammatory conditions. Some patients notice mild changes in their urine stream, while others may experience significant difficulty passing urine.

The location and length of the narrowed area can vary from one person to another. These details are important because they help a urologist decide which treatment may be suitable.

What Causes Urethral Stricture?

Urethral stricture can develop for several reasons. In many cases, damage to the urinary passage leads to scar formation during the healing process.

Common causes include:

1. Injury to the Pelvic or Genital Area

An accident, fall or other physical injury involving the pelvis, penis or the area between the scrotum and anus may damage the urethra. Scar tissue can develop as the injured area heals and may reduce the space inside the urinary passage.

2. Previous Urinary Procedures

Some medical procedures involve passing instruments or tubes through the urethra. In certain cases, irritation or injury during catheter placement, endoscopy or other urinary procedures can contribute to scar formation.

3. Sexually Transmitted Infections

Certain infections, including gonorrhoea and chlamydia, can cause inflammation of the urethra. If the inflammation is severe or remains untreated, it may contribute to tissue damage and narrowing.

4. Repeated Inflammation

Long-term inflammation affecting the urinary passage may lead to changes in the surrounding tissue. Over time, these changes can contribute to the development of a stricture.

5. Previous Surgery or Radiation Treatment

Some people develop urethral narrowing after surgery involving the urinary tract or treatment with radiation in the pelvic region.

6. Other Medical Conditions

Certain skin conditions affecting the genital area, such as lichen sclerosus, may involve the urethral opening or nearby tissue and contribute to narrowing.

7 Common Symptoms of Urethral Stricture

The symptoms depend on how narrow the urethra has become and where the affected area is located. Some people experience gradual changes, while others notice symptoms after a urinary infection or another medical problem.

Here are seven signs that should not be ignored:

1. Weak Urine Flow

The urine stream may become thinner or weaker than usual. You may also notice that passing urine takes longer than it did before.

2. Difficulty Starting Urination

Some people need to wait or make an effort before urine begins to flow. This can happen when the narrowed passage makes it difficult for urine to leave the bladder.

3. Pain or Burning During Urination

A person may experience discomfort, burning or pain while passing urine. These symptoms can also occur with urinary infections and other conditions, so proper testing is important.

4. Frequent Urination

You may feel the need to visit the toilet more often than usual. This can happen when the bladder does not empty properly or becomes irritated.

5. Feeling That the Bladder Is Not Empty

After urinating, some patients still feel that urine remains inside the bladder. This feeling may be linked to incomplete bladder emptying.

6. Urine Spraying or Splitting

Instead of passing as one steady stream, urine may come out in different directions or appear split. This can occur when the urinary passage is narrowed.

7. Repeated Urinary Tract Infections

Urine that remains in the bladder may increase the risk of urinary tract infections in some patients. Repeated infections should be evaluated to identify the underlying reason.

What Problems Can Urethral Stricture Cause?

A urethral stricture should not be ignored, especially when it starts affecting bladder emptying.

If urine cannot pass normally, some patients may develop:

• Repeated urinary tract infections.

• Difficulty emptying the bladder.

• Urinary retention, where urine cannot be passed.

• Bladder stones in some cases.

• Bladder changes caused by long-term difficulty passing urine.

• Kidney-related complications in severe cases where urinary obstruction affects the upper urinary tract.

Not every patient develops these problems. The risk depends on the severity and duration of the narrowing and whether the bladder and kidneys are affected.

How Is Urethral Stricture Diagnosed?

A urologist usually begins by asking about your symptoms, medical history, previous infections, injuries and any earlier urinary procedures.

The doctor may also recommend tests to understand the urine flow and examine the narrowed area.

Common diagnostic tests include:

1. Urine Test

A urine sample may be examined for signs of infection, blood or other abnormalities. A urine culture may also be recommended if an infection is suspected.

2. Uroflowmetry

This test records how much urine you pass and how quickly it comes out. You are generally asked to urinate into a special measuring device.

The results help the doctor check whether your urine flow is weaker or slower than expected.

3. Post-Void Residual (PVR) Test

After urination, the doctor may check whether a significant amount of urine remains inside the bladder. This measurement is called post-void residual urine.

It is commonly checked using an ultrasound scan and helps assess how well the bladder is emptying.

4. Retrograde Urethrogram (RUG)

A retrograde urethrogram is an X-ray examination used to study the shape of the urethra.

During this test, a contrast liquid is introduced near the urethral opening. X-ray images help the doctor identify the narrowed area and estimate its location and length.

This information can be particularly useful when planning treatment.

5. Cystoscopy

A cystoscopy allows the urologist to examine the inside of the urinary passage using a thin viewing instrument with a camera.

The instrument is carefully passed through the urethra so the doctor can inspect the affected area and, when possible, the bladder.

6. Ultrasound or MRI

Imaging tests may be recommended in selected cases when the doctor needs more information about the bladder, surrounding tissues, pelvis or related complications.

Not every patient needs every test. The choice depends on the symptoms and the findings from the initial examination.

What Are the Treatment Options for Urethral Stricture?

The right treatment depends on several factors, including the length and location of the narrowing, its severity, previous treatments and the patient’s overall health.

A urologist may discuss one or more of the following options.

1. Catheterization

A urinary catheter is a thin tube used to drain urine from the bladder.

It may be needed when a patient cannot pass urine properly or has developed urinary retention. In some situations, a catheter may be placed through the lower abdomen into the bladder, which is known as a suprapubic catheter.

Catheterization helps drain urine, but it does not remove the scar tissue responsible for the stricture.

2. Urethral Dilation

Urethral dilation is a procedure in which the narrowed section is gradually widened using specially designed medical instruments.

It may be considered for certain short and suitable strictures. The procedure is performed by a trained doctor, with the method and anaesthesia depending on the patient’s condition.

However, the narrowing can return after dilation. Repeated procedures may not be the best long-term approach for every patient.

3. Direct Vision Internal Urethrotomy (DVIU)

DVIU is a minimally invasive procedure used to open a suitable urethral stricture.

The surgeon passes a viewing instrument through the urethra and makes a controlled cut in the scarred area using a specialised instrument. This creates more space for urine to pass.

DVIU may be considered for selected short strictures. Its suitability depends on the location, length and treatment history. The condition can return after the procedure, so follow-up is important.

4. Urethroplasty

Urethroplasty is a reconstructive operation used to repair a narrowed or damaged part of the urethra.

Depending on the type of stricture, the surgeon may remove the affected section and join the healthy ends. In other cases, tissue from another area, often the inside of the cheek, may be used to rebuild the urinary passage.

This treatment may be recommended for longer, recurrent or more complex strictures. It can provide a more lasting result for appropriately selected patients, although recurrence is still possible.

5. Suprapubic Catheterization

When urine cannot be drained safely through the urethra, a catheter may sometimes be placed directly into the bladder through the lower abdominal wall.

This method allows urine to leave the bladder without passing through the narrowed section. It may be used as a temporary measure or in selected situations where another treatment is not immediately possible.

The doctor will explain how long it may be needed and what follow-up care is required.

Which treatment is best?

There is no single treatment that works for every urethral stricture. A short, first-time narrowing may be managed differently from a long or repeatedly recurring stricture. The treatment plan should be based on proper examination and imaging.

Can Urethral Stricture Be Treated Without Surgery?

Some patients may be suitable for less invasive treatment, such as urethral dilation or DVIU. These procedures can improve urine flow in selected cases without requiring open reconstructive surgery.

However, these treatments do not provide a permanent solution for everyone. The narrowing may return, particularly when the stricture is long, complex or has already been treated before.

Catheterization can help drain urine when required, but it does not remove the underlying scar tissue.

If the stricture keeps returning, the urologist may discuss urethroplasty or another suitable option. Patients should not attempt to widen the urethra themselves or use instruments without medical supervision.

Can Urethral Stricture Come Back After Treatment?

Yes. Urethral stricture can return after treatment, even when the initial procedure improves urine flow.

The possibility of recurrence depends on factors such as:

• Length and location of the stricture.

• The amount of scar tissue.

• The treatment method used.

• Previous procedures.

• Individual healing and other medical conditions.

After treatment, the doctor may recommend follow-up visits and tests such as uroflowmetry or other examinations when needed.

If you notice a weaker urine stream, difficulty passing urine or a return of earlier symptoms, contact your urologist rather than waiting for the problem to become severe.

When Should You Consult a Urologist?

You should arrange a medical evaluation if you experience:

• A urine stream that has become weak or slow.

• Difficulty starting or completing urination.

• Pain or burning while passing urine.

• A repeated feeling of incomplete bladder emptying.

• Urinary tract infections that keep returning.

• Blood in your urine.

• A noticeable change in your normal urination pattern.

Do not delay emergency care if you cannot pass urine at all, especially when you have lower abdominal pain or swelling.

Early evaluation can help identify the cause of these symptoms and reduce the chance of complications.

Urethral Stricture Treatment in Jaipur – Dr. Sandeep Nunia

If you are experiencing difficulty passing urine or have been diagnosed with urethral stricture, consulting a qualified urologist can help you understand your condition and available treatment options.

Dr. Sandeep Nunia is a urologist in Jaipur with qualifications including MBBS, MS (General Surgery) and MCh (Urology). His areas of clinical interest include kidney stones, male infertility, prostate conditions, urological cancers and urinary tract infections.

Patients can consult him for an evaluation of urinary symptoms and guidance on suitable treatment options for urethral stricture, depending on their individual condition.

The choice of treatment is made after reviewing the patient’s medical history, examination findings and relevant diagnostic reports.

Frequently Asked Questions About Urethral Stricture

1. What is the main cause of urethral stricture?

Urethral stricture commonly develops when scar tissue forms after an injury, infection, inflammation or urinary procedure. In some patients, the exact cause remains unknown.

2. What are the early signs of urethral stricture?

Early signs may include a weak urine stream, difficulty starting urination, longer time spent in the toilet, urine spraying and a feeling that the bladder has not emptied completely.

3. Is urethral stricture a serious condition?

It can become serious if the narrowing blocks urine flow or causes repeated infections and bladder problems. A complete inability to pass urine requires emergency medical attention.

4. Can urethral stricture heal on its own?

Scar tissue inside the urethra generally does not disappear on its own. Medical evaluation is important to understand whether treatment is needed and which option may be suitable.

5. Can urethral stricture be treated without surgery?

Some selected cases can be treated with procedures such as dilation or DVIU. However, these treatments may not be suitable for every patient, and the narrowing can return.

6. Is urethroplasty a permanent treatment?

Urethroplasty can offer a durable result for many appropriately selected patients. However, no procedure can guarantee that the stricture will never return. Regular follow-up remains important.

7. Does urethral stricture affect urination?

Yes. Narrowing of the urethra can reduce urine flow and make it difficult to empty the bladder. The effect depends on how severe the narrowing is.

8. Can urethral stricture cause kidney problems?

Severe or long-standing urinary obstruction can sometimes affect the bladder and upper urinary tract, including the kidneys. This is why persistent symptoms should be assessed by a doctor.

9. Which test confirms urethral stricture?

Tests such as retrograde urethrogram and cystoscopy can help identify and examine the narrowed area. Uroflowmetry and a post-void residual test provide additional information about urine flow and bladder emptying.

10. When should I see a doctor for urethral stricture?

Consult a urologist if you have a weak urine stream, difficulty urinating, repeated urinary infections or a feeling of incomplete bladder emptying. Seek emergency care if you cannot pass urine at all.