Oral malignant acanthosis nigricans.
Awareness of a possible association of late-onset oral acanthosis nigricans with internal malignant disorders is important for early detection and treatment of the underlying cancer. A classic case of malignant oral acanthosis nigricans is reported here, and its possible etiologic factors and pathogenetic mechanisms are discussed.
D000052:Acanthosis Nigricans / Q000473:pathology*; D000230:Adenocarcinoma / Q000150:complications; D001943:Breast Neoplasms / Q000150:complications; D005260:Female; D006801:Humans; D008047:Lip Diseases / Q000473:pathology; D008875:Middle Aged; D009059:Mouth Diseases / Q000473:pathology*