a skin disease that causes brown, scaly skin patches. It is caused by the Gram-positive bacterium Corynebacterium minutissimum. It is prevalent among diabetics and the obese, and in warm climates; it is worsened by wearing occlusive clothing. The phenotype is EFO_1000696 (erythrasma). Also known as: infection due to Corynebacterium minutissimum.