Cardiac arrest 2 seconds, 200 times, dangerous?

Generally, cardiac arrest for 2 seconds, heart rate 200 beats/min is dangerous.

Under normal circumstances, healthy people quiet heart rate is 60-100 beats per minute. Heart rate 200 beats/min indicates that the patient has tachycardia phenomenon. If the patient has tachycardia and cardiac arrest phenomenon, more consideration and atrial fibrillation, ventricular fibrillation and other reasons. If not treated in time, may cause cardiogenic shock, heart failure, or even death.

It is recommended that patients go to the hospital as soon as possible for ECG examination, cardiac ultrasound examination, etc., to clarify the cause. Heart rate continues to be higher than normal can also be treated with propranolol, atenolol, metoprolol and other drugs.