If a patient develops sudden pain on the surface of the foot, the causes triggered include gout, injury, acute attack of disease, myofasciitis, etc., as follows: First, gout: gout on the surface of the foot, then it will lead to sudden redness and swelling and painful conditions on the surface area of the foot. Second, injury: foot surface ligaments, fascia, tendon strain injury, but also easy to lead to the sudden appearance of swelling and pain on the surface of the foot. Third, the acute attack of disease: acute attack of lumbar disc herniation, the patient will also appear on the surface of the foot parts with sudden pain symptoms. Fourth, myofasciitis: acute myofasciitis on the surface of the foot, will also appear to have sudden pain symptoms on the surface of the foot. Therefore, after the patient has a sudden pain on the surface of the foot, it is necessary to consult a doctor to see what causes it, and to treat the cause to relieve the pain symptoms. In the case of sudden pain on the top of the foot, it is important to rest in bed, avoid weight-bearing activities on the foot, and take oral non-steroidal anti-inflammatory drugs to relieve the pain symptoms.