结果表明：中枢性心律失常时，各种异位心律产生的心肌收缩力均较窦性心律下降。

Results suggest that the level of the myocardial contractility with ectopic arrhythmia was lower than that of the sinus rhythm.

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对162例肺心病急性发作并发心律失常的75例进行分析讨论，其发生率为46.2%，以房性异位节律多见。

Of 162 cases of pulmonary heart disease analysed, 75 were complicated by arrhythmia. The incidence rate was 46.2%. Atrial ectopic rhythm was found most frequent of all cases.

youdao

对162例肺心病急性发作并发心律失常的75例进行分析讨论，其发生率为46.2%，以房性异位节律多见。

Of 162 cases of pulmonary heart disease analysed, 75 were complicated by arrhythmia. The incidence rate was 46.2%. Atrial ectopic rhythm was found most frequent of all cases.

youdao