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46576例孕妇的产前筛查及产前诊断

目的评价妊娠中期孕妇血清(AFP、β-hCG和uE3)三联法筛查在唐氏综合征、18三体综合征和神经管缺陷的临床应用价值,评价羊水细胞染色体分析对诊断胎儿染色体异常的临床应用价值。方法对46 576例孕14-21周的孕妇采用时间分辨免疫荧光法(DELFLA)进行血清AFP、Free-βHCG和uE3浓度的检测,结合孕周、体重、年龄等因素,通过风险评估软件进行风险评估。将筛查结果与B超、羊水染色体分析、新生儿检查结果对照。结果 46 576例孕妇中筛查出唐氏综合征高危妊娠2356例,筛查阳性率为5.06%,经羊水染色体核型分析确诊12例唐氏综合征患儿;18-三体高风险者190例,筛查阳性率为0.4...

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Bibliographic Details
Main Author: 陆丹
Format: Artigo
Language:Chinês
Published: Editorial Office of Chinese Journal of Laboratory Diagnosis 2010-01-01
Series:Zhongguo shiyan zhenduanxue
Subjects:
Online Access:http://ZSZD.publish.founderss.cn/thesisDetails?columnId=88517823&Fpath=home&index=0
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