ICD-11 definition : Circumscribed pruritic lichenification of the skin of any origin. If a circumscribed
area of skin is subjected to repeated rubbing or scratching, localized epidermal thickening
or lichenification will ensue. The nape of the neck, genitalia, perianal area and
lateral calf are commonly affected sites.;
Circumscribed pruritic lichenification of the skin of any origin. If a circumscribed
area of skin is subjected to repeated rubbing or scratching, localized epidermal thickening
or lichenification will ensue. The nape of the neck, genitalia, perianal area and
lateral calf are commonly affected sites.