European Journal of Dermatology


Tinea incognito caused by Microsporum canis mimicking erythema gyratum repens: a diagnostic challenge Volume 33, numéro 5, September-October 2023


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Department of Dermatology, Institute of Medicine, University of Tsukuba, Ibaraki, Japan

Tinea corporis is caused by dermatophyte transmission to the skin of the body, excluding the feet, groin, face, and hands [1]. The typical clinical manifestation of tinea corporis is characterized by a centrifugal erythematous patch with scaling and central clearing [1]. However, inappropriate use of steroids modifies the clinical appearance, which is referred to tinea incognito, resulting in a diagnostic challenge [2, 3]. Herein, we report a case of tinea incognito showing polycyclic coalesced erythema.A [...]