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胎儿心内强回声光点在产前诊断中的意义 被引量:2

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摘要 目的探讨胎儿心室强光点与染色体核型异常的关系。方法对河北省人民医院1 443例伴胎儿心室强光点的孕妇行产前诊断,抽取羊水或脐血进行胎儿染色体核型分析。结果 1 443例胎儿心室强光点病例中异常核型发生率为4.85%,染色体非整倍体检出率为2.77%;孤立性心室强光点异常染色体核型发生率5.29%,非整倍体核型发生率0.79%;孤立性心室强光点(IEIF)合并其他超声软指标异常时,伴或不伴高龄、产前筛查阳性,染色体非整倍体发生率显著增高。结论单纯性IEIF染色体非整倍体率低,不应作为侵入性产前诊断指征,若合并其他超声软指标异常及高龄、产前筛查阳性时可选择行介入性产前诊断。
机构地区 河北省人民医院
出处 《河北医药》 CAS 2017年第22期3396-3399,共4页 Hebei Medical Journal
基金 河北省科技计划项目(编号:17277728D) 河北省医学科学研究重点课题计划(编号:20160464)
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