What is peptic ulcer hemorrhage?

Most common cause of massive upper GI hemorrhage; chronic gastric and duodenal ulcers have about the same tendency to bleed. Bleeding duodenal ulcers usually located on posterior surface of duodenal bulb with erosion into gastroduodenal artery. Gastric ulcers rebleed 3 times more commonly than duodenal ulcers. Upper GI endoscopy shows bleeding ulcer, visible vessel, ulcer with adherent clot. Treatment Replace blood loss with crystalloid and blood products; nasogastric lavage. Endoscopy for localization and possible treatment