足癣在青春期前的儿童不常见 ,因此医生可能难以识别。而且 ,当错误给予皮质类固醇类外用治疗后 ,损害的临床表现可能改变 ,从而使正确诊断变得困难。该文列举了 5例单侧足底炎症性损害 ,最终发现为红色毛癣菌所致。例 1为 4岁白人男童 ,右足水疱性损害 1年。活检标本见海绵形 Athlete’s foot is uncommon in children before adolescence, so doctors may find it hard to identify. Furthermore, the clinical manifestations of the lesions may change when the corticosteroid topical treatment is administered incorrectly, making correct diagnosis difficult. This article lists five cases of unilateral inflammatory foot injury, and eventually found to be due to Trichophyton rubrum. Example 1 is a 4-year-old Caucasian boy who has a right-foot bullous lesion for 1 year. Biopsy specimens see the sponge