This condition of fungal granuloma has produced a large, red (erythematous) patch (plaque) with a prominent border, within which are scattered blisters (pustules) indicating deeper involvement of hair follicles (Majocchi's granuloma). This infection was caused by Trichophyton rubrum.
Review Date 10/24/2016
Updated by: David L. Swanson, MD, Vice Chair of Medical Dermatology, Associate Professor of Dermatology, Mayo Medical School, Scottsdale, AZ. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.