What is a bladder ultrasound?

A bladder ultrasound is a painless imaging test that uses sound waves to create pictures of your bladder and nearby structures like the kidneys and prostate.

What can a bladder ultrasound detect?

It can show bladder stones, tumors, diverticula, an enlarged prostate, how much pee your bladder holds and whether it empties completely.

Do I need a full bladder for a bladder ultrasound?

Usually yes. You'll often drink water beforehand and not pee until the test, because a full bladder is easier to see.

How long does a bladder ultrasound take?

It usually takes less than 30 minutes.

Does a bladder ultrasound hurt?

No. It's painless and noninvasive, although the gel may feel a bit cold.

Why would I have to pee during the ultrasound?

Some technologists compare full and empty bladder images to see how well your bladder empties.

Are there risks from a bladder ultrasound?

No. There are no risks or side effects from an ultrasound.

When will I get my bladder ultrasound results?

Results are usually ready in a few days, and the provider who ordered the test will discuss them with you.

What happens if my bladder ultrasound is abnormal?

Your provider may order a CT scan, MRI or VCUG, or refer you to a urologist.

Why would a doctor order a bladder ultrasound?

Common reasons are pain when peeing, peeing very often, leaking pee, frequent UTIs or a suspected bladder stone or tumor.

Bladder Ultrasound: Why It's Done, How to Prepare and What Results Mean

Dr. Baraa Alnahhal

7 days ago

6 min read

Updated: 2 days ago