The chest was punched should be divided into two cases: First, if the external force directly acting on the breast, caused by the breast local tissue damage presenting acute edema inflammatory changes, manifested as breast swelling and pain and can be accompanied by breast skin bruising, should be given ice and analgesic symptomatic treatment, the local skin can be coated with Futenugu Lin, oral penicillin or cephalosporin antibiotics, if necessary, should be closely observed the nature of the change in the nature of the pain in the breast to avoid Inflammation further expansion, the formation of acute mastitis and breast abscess. Secondly, if the external force acts directly on the front chest wall, you should be alert to the possibility of rib fracture, the clinical manifestation of chest pain and pain related to respiratory movement, that is, the pain is aggravated when you take a deep breath, you should go to the thoracic surgery department of the regular hospital in a timely manner, to make a clear diagnosis, and take surgical treatment if necessary. Avoid strenuous exercise, take bed rest as the main, at the same time eat more food rich in crude fiber and vitamins.