title: Primary duodenal signet-ring cell carcinoma presenting as gastric outlet obstruction.
abstract: Small bowel tumors occur rarely. We present an unusual case of a 68 year old man with gastric outlet obstruction secondary to a non-ampullary primary duodenal signet ring cell carcinoma. A review of the literature of small bowel malignant tumors is presented along with the case.
authors.affiliation: Gastroenterology Section, San Juan VA Medical Center, San Juan, Puerto Rico 00921.
authors.forename: Luis J
authors.initials: LJ
authors.lastname: López-García
authors.forename: Algia
authors.initials: A
authors.lastname: Ojeda
authors.forename: Doris H
authors.initials: DH
authors.lastname: Toro
mesh_terms: D000368:Aged; D018279:Carcinoma, Signet Ring Cell / Q000150:complications* / Q000175:diagnosis; D004379:Duodenal Neoplasms / Q000150:complications* / Q000175:diagnosis; D017219:Gastric Outlet Obstruction / Q000209:etiology*; D006801:Humans; D008297:Male