Resumo

VALLEJO, C et al. Acanthosis Nigricans Maligna. Rev. argent. dermatol. [online]. 2011, vol.92, n.2, pp.00-00. ISSN 1851-300X.

Acanthosis nigricans malignant is an uncommon paraneoplastic syndrome associated with gastrointestinal tumors, frequently gastric adenocarcinoma, affects both sexes and it has not  prevalence  by race. Clinically, lesions are hyperpigmented, hypertrophic and verrucous in flexion areas and in most cases the mucous membranes are also affected with  papillomatous lesions. Tipically disappears with the removal of the tumor and reappears when recurrence or metastasis occur.

Palavras-chave : Malignant acanthosis nigricans; Gastric adenocarcinoma.