【摘要】 目的 探讨医源性早产的影响因素和早产儿结局。方法 回顾性分析1年中我院住院孕妇因各种原因在37周前终止妊娠71例，分析其影响的高危因素，比较不同孕周终止妊娠对早产儿的影响。结果 重度子痫前期和前置胎盘是引起医源性早产最常见的原因，随着孕周增加，尤其是33孕周以后，早产儿窒息、新生儿呼吸窘迫综合征(NRDS)发病率和早产儿患病率均明显下降。同时早产儿住院天数和住院费用也随孕周增加而减少。结论 对不可避免的医源性早产，产前定期检查和适当干预，选择恰当孕周终止妊娠可取得良好的围产儿结局。

    【关键词】 医源性早产；早产儿预后；妊娠结局

    Clinical analysis of 71 cases of iatrogenic preterm labor

    WANG Yun.

    Department of Gynecology and Obstetrics, Suzhou Medical Center for Maternal and Child Health,Suzhou 215004,China

    【Abstract】 Objective To investigate the main factors of iatrogenic preterm labor and the prognosis of the prematurity.Methods The cause of 71 cases of iatrogenic preterm labor were analyzed retrospectively, and the prognosis of the prematurity for different gestational age were studied.Results Severe preeclampsia and placenta previa were the most common causes of iatrogenic preterm labor. The mobility of prematurity asphyxia and the mobility of NRDS decreased with the increase of the gestational age especially more than 33 weeks. The complications of the prematurity reduced with the prelonged of gestational age.The time and the cost for the prematurity in the hospital were lower with increase of gestational age.Conclusion Antenatal care and proper treatment,and selective caesarean section may get a better pregnant result in the inevitable iatrogenic preterm labor. ......