title: Ectopic pancreas causing massive upper gastrointestinal hemorrhage. Report of a case diagnosed arteriographically.
mesh_terms: D000328:Adult; D002828:Choristoma / Q000150:complications*; D004379:Duodenal Neoplasms / Q000150:complications*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D010179:Pancreas