[interdigital erythrasma: clinical, epidemiologic, and microbiologic findings]. | erythrasma is a superficial infection caused by corynebacterium minutissimum and affects the major skin folds and the interdigital regions of the feet. it is characterized by erythematous, brown, scaly patches and maceration, and exhibits coral-red fluorescence under wood light. | 2008 | 18558055 |