Conclusion It is effective and safe that temporary cardiac pacing treat malignant rapid ventricular arrhythmia caused by long interval dependent ventricular extrasystole.
结论临时心脏起搏救治长间歇依赖室早诱发的恶性快速性室性心律失常安全有效。
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Methods The transesophageal pacing was performed in 39 children with prolonged pr interval (study group) and 141 children with normal pr interval (control group).
The surface body electrocardiogram(ECG) manifestations of biatrial pacing are that P wave duration shortens, the polarity of P wave changes to negative, PR interval gets shorter correspondingly.