Erythrasma Under Ultraviolet Light

Erythrasma Under Ultraviolet Light

This photo shows erythrasma at the top of a man's thigh viewed under ultraviolet (UV) light. This skin infection is caused by the bacterium Corynebacterium minutissimum, which glows a distinctive coral-red under UV light.

RICHARD USATINE MD / SCIENCE PHOTO LIBRARY

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