Belching chest above the blockage may be due to gastritis, gastric ulcer, coronary heart disease and other factors. 1. Gastritis: after the appearance of belching chest above the blockage of the symptoms, the first should be considered to be caused by gastritis, and caused by the symptoms may also exist for chest tightness, chest pain, vomiting, regurgitation, nausea, abdominal distension and so on. Patients can be treated with omeprazole, rabeprazole and other drugs. 2. Gastric ulcer: gastric ulcer may also lead to gastric acid secretion, gastric mucous membrane irritation and other symptoms such as belching, chest tightness, and also accompanied by stomach pain, loss of appetite and other symptoms. Drugs can use cimetidine, lansoprazole and so on to relieve the symptoms. 3. Coronary heart disease: coronary heart disease due to coronary artery blockage and narrowing, which will lead to myocardial cells in the state of ischemia and hypoxia, resulting in belching and chest tightness above the symptoms. Coronary heart disease patients if chest tightness, must be the first time quiet rest, and can take nitroglycerin and fast-acting heart pill to relieve symptoms. If the age is relatively young, generally considered to be caused by gastric diseases, but can not rule out heart disease; if it is older, should consider whether there is a heart problem, in short, to carry out the relevant examination, a clear diagnosis. Belching chest above the stuffy blockage, there are other causes, it is recommended that patients go to the hospital in time for examination, to clarify the cause of the disease, and then carry out the appropriate treatment.