Pseudoaneurysm of the gastroduodenal artery secondary to diverticulitis of the first part of duodenum: a rare presentation of upper gastrointestinal bleed.

Acute upper gastrointestinal (UGI) bleeding is one of the most frequent presentations to a surgical emergency. Most of them respond to initial resuscitation, and a definite diagnosis is established as soon as possible, thereby helping the clinician in management. We present the diagnostic challenges that we faced with a 70-year-old man who presented with UGI bleed.