title: Image of the month. Primary malignant melanoma of the esophagus.
authors.affiliation: Department of Gastroenterology, Hepatology, Infectiology, Neurogastroenterology, Hematology and Oncology, HELIOS-Clinic Krefeld, Krefeld, Germany.
authors.forename: Thomas
authors.initials: T
authors.lastname: Frieling
authors.forename: Juergen
authors.initials: J
authors.lastname: Heise
authors.forename: Bernhard
authors.initials: B
authors.lastname: Hemmerlein
mesh_terms: D000368:Aged; D001706:Biopsy; D004938:Esophageal Neoplasms / Q000175:diagnosis* / Q000473:pathology*; D005773:Gastroscopy; D006651:Histocytochemistry; D006801:Humans; D007150:Immunohistochemistry; D008297:Male; D008545:Melanoma / Q000175:diagnosis* / Q000473:pathology*; D008853:Microscopy