Erythropoietic Protoporphyria (Chronic Skin Changes)

Erythropoietic Protoporphyria (Chronic Skin Changes)

This image shows the chronic skin changes (rough, thickened, and leathery skin [lichenification]) that may develop, especially over the knuckles and scalp, in erythropoietic protoporphyria.

Image courtesy of Karen McKoy, MD.