In 11-13 + 6 weeks, fetal nuchal translucency (nt) thickness has become an important index of down's syndrome of early pregnancy screening.
孕11 - 13 +6周胎儿颈项透明层(NT)厚度已经成为早孕期筛查唐氏综合征的重要指标。
Objective To investigate the clinical value of fetal echocardiography in prenatal screening of congenital heart diseases.
目的探讨超声心动图在产前筛查胎儿先天性心脏病的临床价值。
Objective Screening for fetal Down syndrome clinical significance.
目的探讨筛查胎儿唐氏综合征的临床意义。
Conclusion fetal echocardiography showed high sensitivity and accuracy in the diagnosis of congenital heart diseases, and is of great value in prenatal screening of fetal congenital diseases.
结论超声心动图诊断胎儿心脏畸形具有很高的敏感性及准确性，在胎儿产前畸形筛查中有重要的应用价值。
Results: 41 cases of fetal cardiac malformations detected by ultrasound screening and accurate in 36 cases, diagnosis rate was 87.8%.
结果41例胎儿心脏畸形中被彩超筛查检出且准确者36例，诊断符合率87.8％；
Conclusion: it's effective to decrease the birth of fetal chromosomal abnormality by undergoing prenatal screening and diagnose with mother serum biochemical indicator in the second trimester.
结论孕中期应用母血清生化指标进行产前筛查，结合产前诊断是减少染色体异常患儿出生的有效方法。
To find out the correlation of fetal head and neck abnormality to chromosome disease through ultrasound screening survey.
通过超声筛查胎儿头颈部异常以找出其与染色体病的相关性。
Objective: To investigate the possibility of screening for fetal congenital heart diseases with Two Dimensional Echocardiogram extensively and its clinical value.
目的：探讨应用二维超声心动图广泛性筛查胎儿先天性心脏病的可行性及临床价值。
ObjectiveTo evaluate color Doppler ultrasound screening in the prenatal diagnosis of fetal cardiac malformations in value.
目的探讨彩超筛查在产前诊断胎儿心脏畸形中的价值。
Objective To evaluate the application of two-dimension ultrasound in the screening for fetal congenital heart disease(CHD).
目的探讨二维超声在胎儿先天性心脏病筛查中的应用，提高胎儿先天性心脏病的检出率。
Objective To determine the sensitivity and false-positive rate of maternal serum pregnancy associated plasma protein a (PAPP-A) screening for abnormal fetal karyotype.
目的分析妊娠相关血浆蛋白a (PAPP - A)在产前筛查胎儿染色体病时的灵敏度和假阳性。
Conclusion: Antenatal fetal Dopler color ultrasonic in diagnosis of hydronephrosis and regular callback after birth should be effective method for screening fetal ureter obstruction.
结论：产前胎儿彩超诊断肾积水及产后定期复查是筛查儿童输尿管梗阻的有效方法。
CONCLUSIONS: The extent to which free fetal DNA testing can be applied as a universal screening tool for trisomy 21, 18, and 13 depends mainly on assay accuracy and cost.
结论：胎儿游离dna检测作为21三体、18三体和13三体的通用筛查工具的程度，主要取决于测定方法的准确性和成本。
In women under age 35 years, screening for fetal Down syndrome is accomplished with a triple screen.
年龄小于35岁的孕妇可通过三联检查来筛查唐氏综合征。
Conclusion: The ultrasonographic measurement data of nt have an important reference value in prenatal screening of fetal 21-trisomy syndrome.
结论：超声测量胎儿nt值，对2 1 -三体胎儿的筛查有重要的参考价值。
Conclusion: The ultrasonographic measurement data of nt have an important reference value in prenatal screening of fetal 21-trisomy syndrome.
结论：超声测量胎儿nt值，对2 1 -三体胎儿的筛查有重要的参考价值。
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