Small toes on the inside of the callus pain, there are two kinds of cases, one is callus, generally no treatment, when the symptoms are serious need to medical drugs or surgical treatment; the other is corns, the pain is obvious need to treat and pay attention to avoid repeated extrusion and friction. Callus scientific name is callus, commonly known as callus, is a common skin disease of the hands and feet, this is due to the hands and feet of the skin for a long time friction caused by the force, manifested as transparent hard flat horny plate, generally wax yellow, belongs to the skin’s self-protection phenomenon, under normal circumstances, there is no conical keratin proliferation, no obvious pain, the symptoms of the more serious when the pain will be caused by the excision can be eliminated. Squeeze or walking pain, consider the growth of corns, clinical manifestations of the periphery is transparent yellow ring, the shape of the conical keratinous embolism. It can be applied with 0.3% retinoic acid cream as prescribed by the doctor to help soften the cuticle so that it can fall off and relieve the pain. Comfortable and loose shoes should be worn to avoid squeezing. It is recommended that the patient seek medical advice to clarify the diagnosis and standardize the treatment under the guidance of the doctor.