Urinary bladder diverticulum

Last revised by Ashesh Ishwarlal Ranchod on 9 May 2023

A urinary bladder diverticulum (plural: diverticula) is an outpouching from the bladder wall, whereby mucosa herniates through the bladder wall. It may be solitary or multiple in nature and can vary considerably in size.

There are two peaks; one at 10 years and the other at 60-70 years 2.

Diverticula may be congenital (primary) or acquired (secondary) and a range of causes of urinary bladder diverticula are described.

Acquired diverticula are more common, usually occurring in the context of a trabeculated bladder, resulting from chronic bladder outlet obstruction.

Diverticula are often an incidental finding on imaging investigations, including ultrasound, CT, MRI and IVU.

They may be associated with a range of complications due to stasis and low-grade infection including:

ADVERTISEMENT: Supporters see fewer/no ads

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.