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Observation
June 2017

Dermoscopic Features of Circumscribed Palmar Hypokeratosis

Author Affiliations
  • 1Department of Dermatology, Hospital General Universitario Gregorio Marañón, Madrid, Spain
JAMA Dermatol. 2017;153(6):609-611. doi:10.1001/jamadermatol.2017.0015

Circumscribed palmar hypokeratosis (CPH) is a benign entity first described by Pérez et al1 in 2002. It consists of a thinning of the stratum corneum and is more common in women than in men.1,2 The cause is unknown but has been proposed to be a localized disorder of a clone of keratinocytes.2,3

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