Ringworm is a fungal infection of the skin. It usually produces a ring-shaped lesion which appears to clear in the center. The edges of the lesion may be slightly raised and often itch. Central clearing can be seen in some of the infected areas on the leg of this person.
Update Date 4/14/2015
Updated by: Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.