Tinea corporis usually presents as a ring-shaped erythematous plaque that varies in size, has clear borders, and has a scaly edge. Tinea corporis is a superficial skin infection caused by dermatophytes such as Trichophyton mustelii, Trichophyton floccosum, and Trichophyton rubrum, the more common cause being Trichophyton rubrum infection. Ringworm begins as light red dots, gradually expanding outward into flakes or rings, round, ovoid or irregular, with mild inflammation and fine scales, usually one or several pieces, varying in size, with clearer borders, more severe edges, more scales, and accompanied by the appearance of small pimples and blisters. It is recommended that patients go to the hospital in time, under the diagnosis of the doctor, according to the patient’s specific condition, targeted treatment, life should pay attention to the protection of the skin, do a good job of cleaning, and develop a good life, which is conducive to the recovery of the body.