Palmoplantar Keratoderma

Palmoplantar Keratoderma

This photo shows palmoplantar keratoderma characterized by well-demarcated, symmetric keratoderma of the soles in a patient with tylosis (thick calluses; also known as diffuse nonepidermolytic palmoplantar keratoderma).

Biophoto Associates/SCIENCE PHOTO LIBRARY