RT Book, Section A1 Banodkar, Degambar D. A1 Banodkar, Pravin Degambar A1 Banodkar, Kruti Pravin A1 Banodkar, Priyanka G. K. A2 Kelly, A. Paul A2 Taylor, Susan C. A2 Lim, Henry W. A2 Serrano, Ana Maria Anido SR Print(0) ID 1161545695 T1 Erythema Dyschromicum Perstans (Ashy Dermatosis) and Related Disorders T2 Taylor and Kelly's Dermatology for Skin of Color, 2e YR 2016 FD 2016 PB McGraw-Hill Education PP New York, NY SN 9780071805520 LK dermatology.mhmedical.com/content.aspx?aid=1161545695 RD 2024/03/28 AB KEY POINTSErythema dyschromicum perstans (EDP) primarily affects Latin Americans but is also seen in darker-pigmented people and Asians; it is rarely seen in non-Hispanic Caucasians.EDP is also known as dermatitis cenicienta (“ashy dermatosis”), los cenicientos (“the ashy ones”), and erythema chronicum figuratum melanodermicum, and pintoid.The pathogenesis is elusive, and often no etiologic cause can be assigned to the disease.EDP is characterized by asymptomatic, progressive, and often symmetrically distributed hyperpigmented macules and patches.Modest success has been reported with clofazimine and dapsone therapy.