Chest pain may be a cardiac problem or a vascular problem. The existing medical system can quickly detect cardiovascular problems, but some patients do not have problems in this area, and what is common is the muscular and skeletal system, which is the pain of the thorax, including the pain of the nervous system. Clinical work will deal with a lot of chest wall related pain, mainly muscular, skeletal, including intercostal nerve pain, especially the pain of the nervous system is more challenging. And such patients used to be thought of as cardiovascular pain, which brought a lot of fear to the patients and poorer results in treating them as cardiac diseases.