Radiation pain in the chest is a common symptom, in the clinic is mainly seen in the following cases: 1, unstable angina or acute myocardial infarction, regardless of whether there is a previous history of hypertension, coronary heart disease, hyperlipidemia, diabetes, etc., middle-aged and elderly people, especially the elderly, suddenly appear unexplained radioactive pain in the chest, must be considered the possibility of angina and myocardial infarction, early perfect electrocardiogram and cardiac ultrasound 2, diseases of the digestive system, especially reflux esophagitis, in the attack similar to angina sometimes not easy to distinguish, but patients are often younger, the previous clinical manifestations of acid reflux to do electrocardiogram is often normal, early perfection of barium meal of the gastrointestinal tract can help clarify the diagnosis; 3, diseases of the chest wall itself, the most common is sternitis, nerve and muscle pain around the sternum, physical examination often The painful area is found to have pressure pain, and the application of pain medication helps to relieve it.