Objective The ecg changes in late pregnancy women and the relationship between the clinical and treatment method.Methods The guangdong state built ECG- 9803 type routine eeg, ECG machine, analysis the change of electrocardiogram (ECG), 148 cases of late pregnancy women.Results The types of abnormal ecg in 148 cases of late pregnancy women were,electrical axis left 75 cases,40 cases of sinus tachycardia,sinus arrhythmia,12 cases were shortened period between P-R 10 cases,5 cases of premature beat,QRS low voltage 4 cases,S T-T change in 2 cases.Conclusion See more quite late pregnancy women abnormal ecg, should be focus on change, timely intervention treatment when necessary, to ensure life safety of pregnant women and fetus.%目的探讨妊娠晚期妇女心电图改变与临床的关系及处理方法。方法采用美国M 1772A型心电图机进行常规描记，分析148例妊娠晚期女性的心电图的改变。结果148例孕晚期妇女中心电图异常的种类分别是，电轴左偏75例，窦性心动过速40例、窦性心律不齐12例，P-R间期缩短10例、早搏5例、QRS低电压4例，ST-T改变2例。结论妊娠晚期妇女心电图异常比较多见，应予关注改变，必要时及时进行干预治疗，以保障孕妇和胎儿的生命安全。
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