title: A Rare Cause of a Subepithelial Periampullary Duodenal Lesion.
authors.affiliation: Division of Gastroenterology, Vancouver General Hospital, University of British Columbia, Vancouver, Canada.
authors.forename: Majid
authors.initials: M
authors.lastname: Alsahafi
authors.affiliation: Department of Pathology, Vancouver General Hospital, University of British Columbia, Vancouver, Canada.
authors.forename: David
authors.initials: D
authors.lastname: Owen
authors.affiliation: Division of Gastroenterology, Vancouver General Hospital, University of British Columbia, Vancouver, Canada.
authors.forename: Fergal
authors.initials: F
authors.lastname: Donnellan
mesh_terms: D000368:Aged; D014408:Biomarkers, Tumor / Q000032:analysis; D003113:Colonoscopy; D004379:Duodenal Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology*; D006651:Histocytochemistry; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D011860:Radiography, Abdominal; D013004:Somatostatin / Q000032:analysis; D013005:Somatostatinoma / Q000000981:diagnostic imaging / Q000473:pathology* / Q000556:secondary*; D014057:Tomography, X-Ray Computed
chemical_list: D014408:Biomarkers, Tumor; D013004:Somatostatin