title: Pseudomelanosis duodeni.
authors.affiliation: Llandudno General Hospital, Llandudno, North Wales, United Kingdom. akoulaouzidis@hotmail.com
authors.forename: A
authors.initials: A
authors.lastname: Koulaouzidis
authors.forename: S
authors.initials: S
authors.lastname: Habib
authors.forename: J
authors.initials: J
authors.lastname: Moschos
mesh_terms: D004378:Duodenal Diseases / Q000209:etiology / Q000473:pathology*; D006801:Humans; D008297:Male; D008548:Melanosis / Q000209:etiology / Q000473:pathology*; D055815:Young Adult