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血清学筛查在高龄孕妇产前诊断中的应用价值 被引量:5

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摘要 目的探讨血清学筛查在高龄孕妇产前诊断中的应用价值。方法对657例经侵入性产前诊断的高龄孕妇进行分析,按不同年龄段、血清学筛查与否、筛查风险高低等条件分组比较羊水细胞染色体核型异常率。结果共检出12例(1.8%)异常羊水细胞染色体核型,血清学筛查阳性组比未经筛查组的检出率高(2=5.36,P<0.05)。35~39岁、≥40岁两组高龄孕妇的异常羊水细胞染色体核型发生率差异有统计学意义(2=7.87,P<0.01)。结论血清学筛查能有效地提高高龄孕妇产前诊断异常染色体胎儿的检出率。
出处 《广东医学》 CAS CSCD 北大核心 2012年第24期3725-3727,共3页 Guangdong Medical Journal
基金 2010年惠州市第一批(医疗卫生)科技计划项目(编号:2010Y004)
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