title: Mesenteric arteriovenous fistula. Unusual cause of distal gastrointestinal bleeding.
mesh_terms: D000328:Adult; D001164:Arteriovenous Fistula / Q000150:complications* / Q000209:etiology / Q000601:surgery; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D006801:Humans; D007082:Ileum / Q000601:surgery; D007421:Intestine, Small / Q000473:pathology / Q000601:surgery; D008297:Male; D008638:Mesenteric Arteries; D010437:Peptic Ulcer / Q000601:surgery; D013514:Surgical Procedures, Operative / Q000009:adverse effects