title: Gastrointestinal [corrected] stromal tumor of the ampulla of vater mimicking a duodenal ulcer.
authors.affiliation: Division of Gastroenterology, Beth Israel Deaconess Medical Center & Harvard Medical School, Boston, Massachusetts, USA.
authors.forename: Alan C
authors.initials: AC
authors.lastname: Moss
authors.forename: Mark P
authors.initials: MP
authors.lastname: Callery
authors.forename: Kenneth R
authors.initials: KR
authors.lastname: Falchuk
mesh_terms: D014670:Ampulla of Vater; D003937:Diagnosis, Differential; D004381:Duodenal Ulcer / Q000175:diagnosis*; D016099:Endoscopy, Gastrointestinal / Q000379:methods; D005500:Follow-Up Studies; D046152:Gastrointestinal Stromal Tumors / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed / Q000379:methods