Clavus helicis (chondrodermatitis nodularis).
D001284:Atrophy; D002357:Cartilage Diseases; D003872:Dermatitis; D006801:Humans; D012867:Skin; D012871:Skin Diseases
CHONDRODERMATITIS/nodularis; SKIN/atrophy
Clavus helicis (Chondrodermatitis nodularis).