Causes of OAB

A malfunctioning detrusor muscle causes overactive bladder. Identifiable underlying causes include the following:

Other conditions can produce symptoms similar to overactive bladder, including urinary tract infection (UTI) and normal pressure hydrocephalus (NPH).

Publication Review By: Daniel Khouri, M.D., Stanley J. Swierzewski, III, M.D.

Published: 09 Jun 1998

Last Modified: 29 Sep 2015