title: Warts as a presenting sign in acanthosis nigricans.
mesh_terms: D000052:Acanthosis Nigricans / Q000150:complications* / Q000473:pathology; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D014860:Warts / Q000209:etiology* / Q000473:pathology