title: An Unusual Cause of Upper Gastrointestinal Bleeding.
authors.affiliation: Department of Bile Duct Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan Province, China.
authors.forename: Jiong
authors.initials: J
authors.lastname: Lu
authors.affiliation: Department of Bile Duct Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan Province, China.
authors.forename: Xian-Ze
authors.initials: XZ
authors.lastname: Xiong
authors.affiliation: Department of Bile Duct Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan Province, China.
authors.forename: Nan-Sheng
authors.initials: NS
authors.lastname: Cheng
mesh_terms: D015746:Abdominal Pain / Q000209:etiology; D000368:Aged; D003937:Diagnosis, Differential; D016099:Endoscopy, Gastrointestinal; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000473:pathology; D006394:Hemangiosarcoma / Q000150:complications / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008297:Male; D041742:Upper Gastrointestinal Tract / Q000473:pathology*