title: Unusual case of massive gastrointestinal bleeding--pseudoaneurysm of the head of the pancreas.
mesh_terms: D000783:Aneurysm / Q000150:complications*; D000792:Angiography; D004564:Electrocoagulation / Q000379:methods; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D010179:Pancreas / Q000098:blood supply; D010195:Pancreatitis / Q000150:complications*