The clinical manifestations of coronary heart disease mainly include angina pectoris, chest pressure sensation, shortness of breath and other symptoms. Coronary heart disease is also called coronary atherosclerotic heart disease, belongs to ischemic disease, early symptoms are not obvious, in the electrocardiogram examination can be found in the ST-T abnormal changes. The typical clinical manifestations of coronary heart disease are as follows: 1. Angina pectoris: angina pectoris is easily triggered by excessive physical labor or emotional excitement, and the symptoms can disappear by themselves after proper rest. Pressure, tightness or sharp pain in the middle or left side of the chest may occur in angina. 2. Chest pressure: When coronary artery blockage is easy to myocardial infarction, the attack is often manifested as chest pressure in the precordial area, palpitation, arm pain, cold sweat and other symptoms. 3. Shortness of breath: coronary heart disease is an ischemic disease, when the heart can not provide enough blood, it will cause shortness of breath, difficult to relieve. If patients experience chest pain accompanied by palpitations, rapid heartbeat, shortness of breath, sweating, dizziness and other symptoms, they should immediately seek medical attention so as not to miss the best treatment period.