Tinea corporis in a wrestling team cheerleader☆

A healthy teenage girl presented to our office with a red, itchy rash on her knee and lower leg that started shortly after the start of cheerleading practice for the wrestling team. The patient reported practicing and performing on wrestling mats as a cheerleader. Her primary care physician prescribed triamcinolone, which exacerbated the eruption. On examination, the patient had annular, erythematous, and scaly plaques with central clearing on the left lower leg and right anterior thigh (Fig. 1). A potassium hydroxide preparation tested positive for hyphae. A fungal culture was not performed because the diagnosis was made with a potassium hydroxide preparation. The patientwas prescribed terbinafine 1% creamand a 2-week