Patient: Heart is beating fast at 200 beats/min, physician designated it as premature Booting Had pulse surgery in April and a pacemaker surgery in May. He takes simvastatin tablets, metoprolol tartrate tablets and heart stabilizer pills. But now I often can’t sleep at night, have panic attacks, heart congestion, breathlessness, and swollen eyes and face in the morning. Laboratory and examination results: Last seen at: Cardiology Department, Li Ping: 1. Your heart rate is 200 beats/min, is it paroxysmal supraventricular tachycardia, you said you had pulse surgery, is it radiofrequency ablation surgery? Was there a sudden onset and sudden stop at the time of onset, because your description is unclear, so it is impossible to judge, was this operation successful? 2. After pacemaker surgery, you need to go to the hospital for pacemaker function test and program control, so that the doctor can make optimal adjustments to your pacemaker according to your symptoms and complaints, through which not only can your discomfort be improved but also the pacemaker can save electricity.