Acute Urinary Retention is a common presentation of patients in the emergency room. Following video will help you understand the etiology, pathophysiology, clinical features as well as diagnosis and treatment options. 00:00-00:31 Introduction 00:32-03:18 Acute Retention, Anuria & Obstruction 03:19-05:58 Etiology& Classification 05:59-07:46 Obstructive Causes & Bladder Outflow Obstruction (BOO) 07:47-08:08 Pharmacological Causes 08:09-08:23 Wein Classification of Voiding Dysfunction 08:23-09:44 Pathophysiology 09:45-12:39 Clinical Features 12:40-14:05 Chronic Retention 14:06-15:48 Approach to Suspected Retention 15:48-17:18 Investigations 17:19-21:33 Management & Complications