Chondrodermatitis nodularis chronica helicis - a review

Chondrodermatitis nodularis chronica helicis [CNCH] is a condition characterized by spontaneously evolving tender single or multiple nodules over the apex of helix or antihelix of the external ear. Various factors have been proposed to be the causative agents and different medical /surgical modalities of treatment have been devised. We review this disease in detail and present one such case which was managed on conservative lines.