目的 探讨前置胎盘患者发生产后出血的相关高危因素.方法 回顾性分析2009年1月至2010年8月间,在我院住院分娩的287例前置胎盘病例产前各相关因素及妊娠结局.结果 高龄产妇、多次孕产史、剖官产史、中央型前置胎盘、有产前出血史、胎盘粘连或植入的前置胎盘孕妇与产后出血有显著相关性,中央型前置胎盘终止妊娠较晚者也与产后出血显著相关.结论 对高危因素的前置胎盘病人应早诊断并适时、正确地处理,适时终止妊娠,尽可能降低该病对母婴的危害.%Objective To investigate the risk factors of postpartum haemorrhage in placenta previa. Methods A retrospective analysis of 287 cases with placenta previa from January 2009 to August 2010 was performed. Results The relative factors of postpartum haemorrhaga in placenta previa were older age, multiple pregnancy history,history of cesarean section, central placenta previa, history of antcpartum hemorrhage, adhesive placenta or implantable placenta. Late termination of pregnancy with central placenta previa were also significantly associated with postpartum hemorrhage. Conclusion Those patients who have risk factors should be early diagnosed and correctly disposed and timely terminated pregnancy. It will minimize harm on mothers and children.
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