title: Malignant melanoma presenting as obstructive jaundice secondary to metastasis to the Ampulla of Vater.
abstract: BACKGROUND
  Malignant melanoma commonly metastasizes to the small intestine where it can cause pain, bleeding, and obstruction. However, jaundice from metastatic melanoma is relatively uncommon.
  
  
  METHODS
  A case of known malignant melanoma presenting as new onset obstructive jaundice as a result of a rarely reported metastasis to the ampulla of Vater.
  
  
  CONCLUSIONS
  Multidisciplinary management of patients with metastatic melanoma is essential.
authors.affiliation: Department of Surgery, Thomas Jefferson University Hospital, Philadelphia, PA 19107, USA.
authors.forename: Joshua A
authors.initials: JA
authors.lastname: Marks
authors.forename: Atul S
authors.initials: AS
authors.lastname: Rao
authors.forename: David
authors.initials: D
authors.lastname: Loren
authors.forename: Agnes
authors.initials: A
authors.lastname: Witkiewicz
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Mastrangelo
authors.forename: Adam C
authors.initials: AC
authors.lastname: Berger
mesh_terms: D000368:Aged; D014670:Ampulla of Vater / Q000473:pathology*; D003138:Common Bile Duct Neoplasms / Q000175:diagnosis* / Q000556:secondary*; D003937:Diagnosis, Differential; D005260:Female; D005542:Forearm; D006801:Humans; D041781:Jaundice, Obstructive / Q000175:diagnosis* / Q000209:etiology; D008545:Melanoma / Q000175:diagnosis* / Q000473:pathology*; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology