title: A rare cause of upper gastrointestinal bleeding in an elderly patient: primary duodenal malignant melanoma.
authors.affiliation: Department of Gastroenterology, Diskapi Yildirim Beyazit Education and Research Hospital, Ogretmenler Cd. Menekse Sitesi, 23/15, Çukurambar Mah, Çankaya, 06520, Ankara, Turkey, scoban72@yahoo.com.
authors.forename: Sahin
authors.initials: S
authors.lastname: Coban
authors.forename: Fuat
authors.initials: F
authors.lastname: Ekiz
authors.forename: Omer
authors.initials: O
authors.lastname: Başar
mesh_terms: D004379:Duodenal Neoplasms / Q000150:complications* / Q000473:pathology; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000473:pathology; D006801:Humans; D008545:Melanoma / Q000150:complications* / Q000473:pathology; D008875:Middle Aged; D011379:Prognosis; D014057:Tomography, X-Ray Computed