title: Acanthosis nigricans presenting as hyperkeratosis of the palms and soles.
abstract: A patient with an unusual form of palmoplantar hyperkeratosis is described. On thorough physical examination, widespread acanthosis nigricans was discovered. We believe this patient's distinctive keratoderma represents acanthosis nigricans.
mesh_terms: D000052:Acanthosis Nigricans / Q000175:diagnosis* / Q000473:pathology; D000368:Aged; D005260:Female; D005533:Foot Dermatoses / Q000175:diagnosis* / Q000473:pathology; D006229:Hand Dermatoses / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D007642:Keratosis / Q000175:diagnosis* / Q000473:pathology