The pain in the middle of the top of the chest is usually clinically common for the following reasons: a. Local soft tissue infection of the skin, which can often be manifested as a skin with a rupture, and external hemolytic streptococci enter the tissue gap along the rupture, which can cause local acute cellulitis. Patients will have obvious pain, swelling and elevated skin temperature. Once the tumor cells invade into the pleura, it will cause the pain of involvement above the chest. Third, angina pectoris, myocardial infarction, there will be chest crushing pain feeling, need to conduct electrocardiogram and cardiac enzymes and other tests. Fourth, pain caused by digestive tract diseases, gastritis gastric ulcer gastric cancer, gallstones, etc. may also cause pain in the middle of the chest.