title: [Duodenal pseudomelanosis].
abstract: Pseudomelanosis duodeni is a rare entity characterized by dark pigmentation of duodenal mucosa of uncertain etiology and clinical significance. We report a case with endoscopic and pathologic correlation. Some aspects about etiology, clinical and histopathologic characteristics are discussed.
authors.affiliation: Departamento de Gastroenterología, Instituto Nacional de la Nutrición Salvador Zubirán, México, DF, México. rcarmona@aztlan.innsz.mx
authors.forename: R
authors.initials: R
authors.lastname: Carmona-Sánchez
authors.forename: E
authors.initials: E
authors.lastname: Caballero-Mendoza
authors.forename: M
authors.initials: M
authors.lastname: Cachafeiro-Vilar
mesh_terms: D000328:Adult; D004378:Duodenal Diseases / Q000473:pathology*; D004384:Duodenoscopy; D004386:Duodenum / Q000473:pathology; D005260:Female; D006801:Humans; D008548:Melanosis / Q000473:pathology*