If the patient has painful pressure on the meat outside the rib cage, the reasons for this occurrence: a. It is seen in intercostal neuritis, which is mainly caused by strain and injury of the intercostal nerve, resulting in loss of innervation of the meat outside the rib cage, causing painful pressure, and the pain is aggravated when coughing. Second, the strain and spasm of the meat outside the rib cage, mostly related to long hours of ambulation or repeated coughing, causes strain, spasm and edema of the meat outside the rib cage, resulting in painful pressure on the meat outside the rib cage. Third, it is seen in the injury of the meat outside the rib cage, which is caused by direct external blow or muscle pulling injury, causing significant pain and pressure pain outside the rib cage.