Chest pain with no detectable cause is considered to be caused by functional, neurogenic causes. Common causes of chest pain include heart disease, lung disease, breast disease, inflammatory chest disease, neurogenic, etc. The nature and location of the pain varies. If the cause cannot be found through laboratory tests, electrocardiograms and chest radiographs, CT and other related tests, functional, neurogenic pain, such as cardiac neurosis, intercostal neuralgia, etc., may be considered. Since there is no organic damage, the treatment of functional and neurological diseases is based on psychological intervention, supplemented by medication that calms and tranquilizes the mind, nourishes the nerves, and removes blood stasis, activates blood circulation and relieves pain. Chest pain may also have other causes, the use of medication there are individual differences, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to give targeted treatment or therapy.