title: A man with abdominal pain and melaena.
authors: SIR GANGA RAM HOSPITAL, NEW DELHI.
authors: Jitendra
authors: J
authors: Mistry
authors: S
authors: S
authors: Nundy
mesh_terms: D015746:Abdominal Pain / Q000209:etiology* / Q000601:surgery; D000328:Adult; D001165:Arteriovenous Malformations / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008551:Melena / Q000209:etiology* / Q000601:surgery; D010179:Pancreas / Q000098:blood supply* / Q000601:surgery; D016577:Pancreaticoduodenectomy