Systemic pigmented contact dermatitis to cobalt following ingestion of cobalamin supplement

Abstract

Systemic contact dermatitis (SCD) is a condition occurring in previously sensitized individuals after systemic re-exposure to the same or cross-reacting substance. Pigmented systemic contact dermatitis after intake of cobalt containing diet has never been reported.

Keywords: cobalt; food supplement; metals; pigmented contact dermatitis; systemic contact dermatitis.