A Unique Case: Arteriovenous Malformation of the Urinary Bladder Wall

ABSTRACT Arteriovenous malformation (AVM) of urinary bladder is a very rare condition in which a section of blood vessels lacks capillary vessels resulting in blood from an artery being delivered directly to a vein. We report a rare case of AVM of the bladder wall mimicking a bladder tumour presenting with acute abdomen.