Children with corns on their feet are usually caused by long-term localized pressure and friction, and can be treated with general treatment, physical therapy, medication, surgery, etc. as prescribed by the doctor. 1. General treatment: first of all, wear loose shoes, avoid walking or standing for a long time. You can soak your feet in warm water every night to scrape away the thickened keratin. 2. Physical therapy: you can be treated by laser therapy, cryotherapy and other methods, which can be combined with the above methods to achieve a better therapeutic effect. 3. Medication: Under the guidance of the doctor, you can apply corns ointment, salicylic acid ointment, urea ointment and other medicines on children’s feet for treatment. If there are adverse reactions such as rashes and itching after using the medication, the medication should be washed in time. 4. Surgery: If the above methods are not effective, corns can also be removed. If the corns are caused by foot deformities, surgical correction is still needed. If the child suffers from corns, it is recommended that parents take the child to the hospital in time, under the guidance of the doctor for treatment, the drug should be used as prescribed by the doctor.