Can bladder stones cause blood in the urine?

Yes, bladder stones can cause blood in the urine, also known as hematuria. A stone can irritate or scrape the bladder lining as it moves, leading to visible or microscopic bleeding. However, blood in the urine can have many other causes, including urinary infections, prostate problems, and other conditions, so it should be medically evaluated rather than automatically attributed to a bladder stone.

Blood in the urine can occur when a bladder stone irritates the inner lining of the bladder. The bleeding may be visible to the patient or detected only through a urine test.

Can bladder stones cause visible blood in urine?

Yes. A bladder stone can rub against the bladder lining, particularly when the bladder contracts during urination.

This irritation can result in:

• Pink or red urine.
• Blood appearing intermittently.
• Blood detected only through laboratory testing.

The amount of blood can vary.

Is blood in the urine always caused by bladder stones?

No. Hematuria can have several possible causes, including:

• Urinary tract infections.
• Kidney or urinary stones.
• Enlarged prostate.
• Urethral problems.
• Bladder conditions.
• Other urinary tract abnormalities.

Therefore, unexplained blood in the urine should be evaluated by a healthcare professional.

Can bladder stones cause blood only during urination?

They can. Some patients may notice blood particularly around the time of urination because bladder movement and contraction can cause the stone to irritate the bladder lining.

However, the pattern of bleeding varies between patients.

Can a small bladder stone cause blood in urine?

Yes. Stone size does not necessarily determine whether bleeding will occur.

Even a relatively small stone can irritate the bladder lining and produce blood in the urine.

What other symptoms can occur with blood in the urine?

A bladder stone may also cause:

• Pain or burning while urinating.
• Frequent urination.
• Urinary urgency.
• Difficulty passing urine.
• Weak or interrupted urine flow.
• Lower abdominal discomfort.
• Incomplete bladder emptying.

Not every patient experiences all of these symptoms.

What tests are used when there is blood in the urine?

Depending on your symptoms and medical history, your urologist may recommend:

• Urine analysis.
• Urine culture when infection is suspected.
• Ultrasound.
• CT imaging in selected cases.
• Cystoscopy when direct examination of the bladder is required.

The appropriate tests depend on the suspected cause.

Can cystoscopy identify the source of bleeding?

Cystoscopy can allow a urologist to directly examine the urethra and bladder.

It may help identify:

• Bladder stones.
• Bladder lining abnormalities.
• Certain sources of bleeding.
• Other structural abnormalities.

Additional investigations may be needed depending on the findings.

Does blood in urine disappear after bladder stone removal?

If the bladder stone was responsible for the bleeding, the blood may resolve after the stone and associated irritation are treated.

However, persistent or recurrent hematuria after treatment should be evaluated because it may have another cause.

When Is Blood in Urine a Concern?

Any unexplained blood in the urine deserves medical evaluation, particularly when it is recurrent or visible.

Seek prompt medical attention if blood in the urine is accompanied by:

• Severe pain.
• Fever or chills.
• Difficulty passing urine.
• Heavy bleeding.
• Blood clots.
• Sudden inability to urinate.

Can Bladder Stones Cause Blood Clots in Urine?

Significant bleeding can sometimes result in clots, but blood clots in the urine should not be assumed to be caused by a bladder stone.

Medical assessment is important to determine the source of bleeding.

SCI International Hospital

At SCI International Hospital, New Delhi, Dr. Gautam Banga, Senior Consultant Urologist and Andrologist, evaluates patients with bladder stones, hematuria, urinary obstruction, enlarged prostate, urethral stricture, and recurrent urinary symptoms. Appropriate urine tests, imaging, or cystoscopic evaluation can help determine the cause of blood in the urine and guide treatment.