论文部分内容阅读
我们选择1990年8月至1991年7月一年中160例不同孕龄的孕妇和未孕妇女腹部超声检查测量的宫颈长度结果进行分析,以了解未孕妇女和不同孕龄妇女宫颈长度的变化,并探讨其中117例中期妊娠引产妇女的宫颈长度与引产至胎儿娩出时间的关系。资料与方法 160例受检对象中17例为未孕妇女,因与妊娠无关的妇科疾患进行超声检查并测量宫颈长度,143例孕妇为12～36孕周正常单胎妊娠;凡畸形子宫、习惯性流产史和有一次以上早产
We chose the results of abdominal ultrasound examination of 160 cases of pregnant women with different gestational ages from August 1990 to July 1991 to analyze the changes of cervical length in non-pregnant women and women of different gestational ages , And to investigate the relationship between the length of the cervix in 117 women with labor induced by mid-term pregnancy and the time of delivery to the fetus. Materials and Methods 17 out of 160 subjects were non-pregnant women. Ultrasound examination of gynecological diseases unrelated to pregnancy was performed to measure the length of the cervix. 143 pregnant women were normal singleton pregnancies between 12 and 36 weeks gestation. Sex abortion history and more than one preterm birth