If the sudden chest pain is radioactive, the duration of the pain lasts for several minutes or more than ten minutes. This condition generally belongs to angina pectoris, which is generally caused by coronary heart disease. Sudden chest pain may also be caused by neuralgia, neuritis or nerve compression. Some chest pains are caused by liver stagnation and qi stagnation. Sudden chest pain may be caused by bruises, heart blood stasis or herpes zoster virus infection, as well as psychological factors. It is necessary to treat symptomatically, and at the same time, it is also necessary to treat according to the etiology. It is necessary to do cardiovascular related examinations, chest X-ray examinations, and medication according to the situation.