title: Not every ampullary mass is deadly.
authors.affiliation: Department of Medicine and Division of Gastroenterology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts.
authors.forename: Joseph D
authors.initials: JD
authors.lastname: Feuerstein
authors.affiliation: Department of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts.
authors.forename: Eric U
authors.initials: EU
authors.lastname: Yee
authors.affiliation: Department of Medicine and Division of Gastroenterology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts.
authors.forename: Douglas
authors.initials: D
authors.lastname: Pleskow
mesh_terms: D000368:Aged; D014670:Ampulla of Vater / Q000473:pathology* / Q000601:surgery; D003138:Common Bile Duct Neoplasms / Q000150:complications* / Q000473:pathology* / Q000601:surgery; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D010235:Paraganglioma / Q000150:complications* / Q000473:pathology* / Q000601:surgery