About 45 percent of mothers in prenatal diagnosis.
大约45%母亲在产前明确诊断。
This result was informative for prenatal diagnosis of the disease.
提示此研究对本病的产前基因诊断具有重要意义。
Non-invasive prenatal diagnosis of aneuploidies: how close to reality?
非整倍体异常的非入侵性产前诊断： 离现实有多近?。
So population screening and prenatal diagnosis are very important measures.
所以，人群筛选和产前诊断是很重要的措施。
Conclusion Amniotic fluid culture for prenatal diagnosis is very safe and reliable.
结论羊水细胞培养进行产前诊断是十分安全而可靠的。
Therefore, how to make prenatal diagnosis to the pregnant women of fetal nt thickening?
因此，如何对胎儿nt增厚的孕妇进行产前诊断？
Gene mutation analysis is the important tool for genetic counseling and prenatal diagnosis.
基因突变分析是开展遗传咨询和产前诊断的重要工具。
The discovery of circulating fetal DNA paves a new way for non-invasive prenatal diagnosis.
孕妇外周血中胎儿游离dna的发现，为无创性产前诊断开辟了一条新途径。
Objective: To investigate the role of interventional ultrasound technique for prenatal diagnosis.
目的探讨介入超声技术在产前诊断中的应用效果。
Even if the screening result is positive, you will not necessarily be offered a prenatal diagnosis.
即使检查结果是积极的，你不一定会提供了产前诊断。
Objective: Discuss the procedure and the value of G-banding, FISH and CGH used in prenatal diagnosis.
目的：探讨g -显带、FISH、CGH技术在产前诊断中的应用程序及意义。
Conclusion With the use of the method reported, the non invasive prenatal diagnosis of DMD is possible.
结论初步建立了DMD的无创性产前基因诊断的方法。
Objective: To evaluate the value of echocardiography in prenatal diagnosis of feral congenital heart disease.
目的：回顾性探讨超声诊断胎儿先天性心脏病的临床价值。
Objective: To investigate the optimum time of maternal blood sampling for prenatal diagnosis with fetal cells.
目的：探讨利用母血循环中胎儿细胞进行产前诊断的最佳采血时间。
Methods Free umbilical cords were punctured under color-ultrasound in 42 pregnant women for prenatal diagnosis.
方法对42例因各种原因行产前诊断孕妇进行脐静脉穿刺术。
Cordocentesis — a procedure used in prenatal diagnosis to obtain a sample of fetal blood directly from the placenta.
从胎盘直接获得胎儿血进行产前诊断的一种方法。
A 29 year old woman with a family history of hemophilia B asked for prenatal diagnosis in the 8th week of pregnancy.
一例有血友病B家族史的29岁孕妇，于妊娠8周时要求对胎儿进行诊断。
Objective To discuss the clinical management and significance of the prenatal diagnosis of Fetal Choroid Plexus Cysts.
目的探讨胎儿脉络丛囊肿产前诊断的临床意义及处理原则。
The direct method to obtain chromosome metaphase from human chorionic villi is a new method of early prenatal diagnosis.
绒毛膜细胞直接法制备染色体是一种新的早期产前诊断方法。
Quantitative analysis of fetal cell-free DNA in maternal plasma is of great value in the non-invasive prenatal diagnosis.
提示母体血浆中游离的胎儿dna的定量分析在无创性产前诊断中有重要价值。
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。
The discovery of free fetal DNA in maternal plasma in 1997 opened up new possibilities for non-invasive prenatal diagnosis.
1997年胎儿游离dna的发现为无创性产前诊断开辟了新的途径。
To make prenatal diagnosis of chromosome aneuploidies by FISH analysis of chromosome-specific probes in interphase amniocytes.
应用染色体特异性探针对羊水间期细胞进行FISH分析。
Objective To evaluate the role of interventional ultrasound technique in prenatal diagnosis of fetal chromosomal abnormalities.
目的评价介入超声技术在产前诊断胎儿染色体异常中的应用。
Noninvasive prenatal diagnosis has been greatly researched because of easily obtained peripheral blood samples of pregnant women.
近年来人们对利用孕妇外周血作非侵入性产前诊断(因其材料简便易获)的研究越来越多。
Objective To evaluate the clinical role of color Doppler ultrasonography in the prenatal diagnosis of single umbilical artery (SUA).
目的评估彩色多普勒超声在产前诊断胎儿单脐动脉的临床价值。
Purpose To study the feasibility of PRINS for rapid prenatal diagnosis of fetal 18 aneuploidy in metaphase cells from umbilical blood.
目的探讨引物原位标记法（PRINS）结合经腹脐血穿刺，应用于脐血中期细胞快速产前诊断18号染色体数目异常的可行性。
DNA analysis of amniocytes was a feasible method for the prenatal diagnosis of congenital adrenal hyperplasia with 21-hydroxylase deficiency.
羊水细胞DNA分析是先天性肾上腺皮质增生症21-羟化酶缺陷的产前诊断的可靠方法。
Objective:To evaluate the role of percutaneous ultrasound-monitored amniocentesis in the prenatal diagnosis of the fetal chromosomal abnormalities.
目的评价羊水穿刺术在产前诊断胎儿染色体异常中的应用。
Conclusion: Prenatal diagnosis of fetal gastrointestinal tract anomalies is of instructional clinical value in eugenetics and postnatal treatments.
结论：超声产前诊断胎儿消化道畸形，对优生、优育及出生后早期及时治疗具有重要临床指导价值。
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