Pityriasis rubra pilaris on the chest
   
Pityriasis rubra pilaris on the chest

This person has pityriasis rubra pilaris on the chest, an uncommon skin condition characterized by salmon-colored patches with scaling (palmoplantar keratoderma). A characteristic sign of pityriasis rubra pilaris is plugging of the hair follicles with keratin. This picture illustrates areas of uninvolved skin (islands of sparing) surrounded by areas of redness (erythroderma).

Review Date: 5/31/2023
Reviewed By: Ramin Fathi, MD, FAAD, Director, Phoenix Surgical Dermatology Group, Phoenix, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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