title: Gastroduodenal artery aneurysm presenting as chronic gastrointestinal blood loss.
mesh_terms: D000783:Aneurysm / Q000000981:diagnostic imaging*; D000792:Angiography; D003937:Diagnosis, Differential; D004386:Duodenum / Q000098:blood supply*; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010192:Pancreatic Pseudocyst / Q000150:complications / Q000175:diagnosis; D012008:Recurrence; D013270:Stomach / Q000098:blood supply*