The therapy group was treated with external direct current cardioversion.
治疗组20例，给予体外同步直流电复律治疗；
Conclusions External direct current cardioversion is of high reliability and can reduce the ratio of untoward reaction in pregnancy women with paroxysmal supraventricular tachycardia.
结论体外直流电复律治疗阵发性室上性心动过速的妊娠患者，安全有效，且不良反应发生率低。
Objective the purpose of the study was to analyze the clinical effect and the safety of external direct current cardioversion on pregnancy patients with paroxysmal supraventricular tachycardia.
目的对体外直流电复律治疗阵发性室上性心动过速的妊娠患者的临床疗效及安全性进行研究。
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