title: Pathologic quiz case. Mass at the ampulla of vater in a 43-year-old man. Gangliocytic paraganglioma.
authors.forename: Peter A
authors.initials: PA
authors.lastname: Girgis
authors.forename: William A
authors.initials: WA
authors.lastname: Henthorne
mesh_terms: D000328:Adult; D014670:Ampulla of Vater / Q000378:metabolism / Q000473:pathology* / Q000601:surgery; D014408:Biomarkers, Tumor / Q000378:metabolism; D003138:Common Bile Duct Neoplasms / Q000378:metabolism / Q000473:pathology* / Q000601:surgery; D006801:Humans; D007150:Immunohistochemistry; D008198:Lymph Nodes / Q000473:pathology / Q000601:surgery; D008297:Male; D009363:Neoplasm Proteins / Q000378:metabolism; D010235:Paraganglioma / Q000378:metabolism / Q000473:pathology* / Q000601:surgery; D014057:Tomography, X-Ray Computed; D016896:Treatment Outcome
chemical_list: D014408:Biomarkers, Tumor; D009363:Neoplasm Proteins