There are red spots on the legs.

There are many reasons for erythema on the legs, most common such as eczema, urticaria, tinea cruris, etc., showing erythema, it is necessary to observe its symptoms and performance, if the erythema is accompanied by strong itching symptoms, then it may be urticaria, eczema, papules, etc. caused by allergy, at this time can give the patient antihistamine drug treatment, such as loratadine, levocetirizine, etc.; If the erythema is in the inner root of the thigh and symmetrical performance, consider it is showing ringworm, ringworm treatment is mainly antifungal treatment, can take antifungal drugs with the help of a doctor; if the erythema on the leg is not faded after pressing, it may also be purpura. Therefore, many diseases will cause erythema on the leg, and abnormal symptoms must be taken seriously and treated promptly.