What's wrong with the rapid heartbeat and panic?

If the patient shows rapid heart beat, palpitation, normal factors are as follows: 1, physiological factors, these factors are normal due to emotional excitement, mental over-tension, severe anxiety, fatigue, excessive stay up late caused by vegetative nerve dysfunction, drinking a lot of strong tea, strong coffee, and smoking, alcohol, etc., these conditions will cause rapid heartbeat, palpitation. 2, vegetative nerve dysfunction caused by cardiac neurosis, there will be the above situation. 3, for endocrine metabolism disorders, such as hyperthyroidism, adrenal cortex hyperfunction, also rapid heartbeat, palpitation. 4, for heart organic diseases, such as coronary heart disease, malignant arrhythmia, cardiomyopathy, myocarditis, heart valve disease, hypertensive heart disease, rheumatic heart disease, etc., there will also be rapid heartbeat, palpitation.