title: [Malignant acanthosis nigricans: report of a case].
abstract: The authors present a case of a 44-year-old patient with a disseminated dermatosis diagnosed as acanthosis nigricans. The patient was a smoker and investigation of the cause of her skin lesions resulted in discovery of an asymptomatic metastatic carcinoma in the laryngopharanx, probably of pulmonary origin.
authors.affiliation: Faculdade de Medicina da Santa Casa de São Paulo.
authors.forename: Rosana
authors.initials: R
authors.lastname: Lazzarini
authors.forename: Karine
authors.initials: K
authors.lastname: Simone
authors.forename: Gabriela
authors.initials: G
authors.lastname: Queiroz
authors.forename: Isabela
authors.initials: I
authors.lastname: Courral
authors.forename: Maria Elisa
authors.initials: ME
authors.lastname: Magliari
authors.forename: Cecilia Kauffman Rutemberg
authors.initials: CK
authors.lastname: Feder
authors.forename: Rute
authors.initials: R
authors.lastname: Lellis
mesh_terms: D000052:Acanthosis Nigricans / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*; D000328:Adult; D058070:Asymptomatic Diseases; D005260:Female; D006801:Humans; D007013:Hypopharynx / Q000473:pathology; D008175:Lung Neoplasms / Q000473:pathology*; D010257:Paraneoplastic Syndromes / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*; D010610:Pharyngeal Neoplasms / Q000473:pathology / Q000556:secondary*