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目的探讨开展唐氏筛查与超声检查胎儿发育异常的关系。方法对2009年6月~2010年6月和2011年6月至次年待生产孕妇进行超声筛查,统计胎儿情况进行比较分析。结果对生产前计划15~20周妊娠的胎儿进行超声检查结构显示,700例中发现有9例为唐氏综合征,占总数的1.28%,计划开展唐氏筛查后,生产前15~20孕周的胎儿2000例进行超声后检查,发现异常的人数比例增加到2.85%。结论表面在中孕期(20周或更少)开展超声检查是非常重要的。
Objective To investigate the relationship between Down’s screening and fetal ultrasound examination. Methods From June 2009 to June 2010 and June 2011 to the next year, pregnant women undergoing ultrasound screening were screened and fetuses were analyzed statistically. Results The results of sonographic examination of prenatal pregnancies ranging from 15 weeks to 20 weeks showed that in 700 cases, 9 cases were Down Syndrome, accounting for 1.28% of the total. After Down’s screening was planned, 15 to 20 2000 cases of gestational age fetus ultrasound examination, found that the proportion of abnormalities increased to 2.85%. Conclusion It is important that the surface be ultrasonographed during the second trimester (20 weeks or less).