Gastroduodenal artery (GDA) aneurysm is a very rare condition out of all vascular aneurysms. It represents only 1.5% of reported splanchnic artery aneurysms.This is a case of a 37-year-old man who presented with upper gastrointestinal bleeding.oesophagogastroduodenoscopy revealed an ulcer at first part of duodenum.During intervention towards the ulcer, it was massively bleed and unable to be controlled by endoscopic mean. Emergency angiogram was done and suprisingly showed an aneurysm of the

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... troduodenal artery which ran below the ulcer.It was successfully embolized and thebleeeding arrested.The discussion is directed towards detection of rare causes of upper gastrointestinal bleeding and the best modalities to treat this condition either by endoscopic mean , interventional radiology or surgery.