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肠管强回声在中孕期胎儿非整倍体异常筛查中的应用 被引量:1

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摘要 染色体异常在新生儿中的发生率约为0.1%~0.2%,最常见的是21-三体综合征,其次为18-三体综合征、13-三体综合征、45,XO、三倍体等[1]。染色体异常的胎儿在超声检查时可以发现一些结构的异常,对于一些严重的结构异常,如脑积水、腹壁裂、脐膨出、心脏畸形及十二直肠狭窄或闭锁等,临床对其妊娠结局已经有了比较深入的认识。但一些非特异性的声像图表现,即与染色体非整倍体相关的微小超声异常发现,统称为超声软指标。
作者 任芸芸
出处 《中国产前诊断杂志(电子版)》 2015年第2期54-56,共3页 Chinese Journal of Prenatal Diagnosis(Electronic Version)
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参考文献16

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二级参考文献46

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