Conscious “heart paroxysm” may be caused by cardiovascular system diseases, respiratory system diseases, digestive system diseases and mental and psychological diseases. 1. Cardiovascular system diseases: angina pectoris caused by many diseases can make the patient consciously “heart paroxysm”, such as coronary heart disease, hypertrophic cardiomyopathy, aortic stenosis and so on. In addition, acute pericarditis fibrin exudation phase can also lead to post-sternal, precordial pain, so that the patient consciously “heart paroxysm. 2. Diseases of the respiratory system: Diseases that involve or invade the pleura and chest wall can lead to chest pain and make the patients realize that they have “heart paroxysm”, mainly including pneumonia, lung cancer and various types of pleurisy that involve the pleura. 3. Digestive system diseases: gastroesophageal reflux disease (GERD), in which the reflux material stimulates the esophagus, can lead to chest pain, and peptic ulcers can lead to upper abdominal discomfort, which can make patients feel “heart paroxysm”. 4. Psychosomatic diseases: cardiac neurosis often appear heart-related symptoms, such as paroxysmal pain in the precordial area, actually caused by autonomic dysfunction, most of the organic heart disease, mainly to psychological treatment. Self-conscious “heart paroxysm” need to consult a doctor in a timely manner to clarify the cause of the disease, under the guidance of the doctor treatment.