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中孕期产前血清学筛查的临床应用价值分析 被引量:4

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摘要 目的:探讨中孕期产前血清学筛查在临床的应用价值。方法:选择某院收治并行产前检查的1 000例中孕期单胎妊娠孕妇,采取所有孕妇清晨空腹肘静脉血,应用时间分辨荧光免疫法(DELFIA)检测血清μE3,free-β-HCG,AFP水平,对高风险孕妇行羊膜腔穿刺筛查,对筛查出开放性神经管缺陷(ONTD)孕妇采用多普勒超声确诊,对所有研究对象随访至产后3~6个月。结果:本组1 000例产前筛查的孕妇中,共筛查出阳性57例,检出率为5.70%,共有41例孕妇行产前介入诊断,检出2例染色体异常;年龄≥35岁阳性检出率较年龄<35岁阳性检出率高,差异有统计学意义(P<0.05);年龄≥35岁18-三体综合征高风险、唐氏综合征高风险孕妇因胎膜早破、羊水异常、早产/流产、致死等因素引起的不良妊娠结局总发生率较年龄<35岁孕妇高,差异有统计学意义(P<0.05)。结论:中孕期血清学筛查不仅可以筛查出胎儿结构畸形、染色体异常,还对不良妊娠结局具有指导作用,尤其对高龄妊娠孕妇指导效果更为显著。
作者 张贯姣
出处 《淮海医药》 CAS 2019年第2期175-177,共3页 Journal of Huaihai Medicine
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