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超声引导下早孕期绒毛取材术的探讨 被引量:1

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摘要 目的探讨超声在早孕期经腹徒手绒毛取材中的引导价值及注意事项。方法对87例早孕期的孕妇行超声引导下经腹绒毛取材(TA—CVS),着重在术前观察胎盘附着的位置,尽量选择绒毛分布范围较宽处同时也是和进针方向平行时作为穿刺点。术中实时引导穿刺针路径并抽吸绒毛,术后观察胎心搏动及胎盘部位有无血肿等情况。结果 87例行TA—CVS的孕妇平均取材孕周为12.26周,穿刺成功率97.65%,穿刺相关并发症无,发现异常核型4例。结论在超声引导下经腹徒手CVS,可实时观察取材路径并避开羊膜腔、肠管、周围大血管等重要脏器,穿刺成功率高,不失为一项安全可行的进行早孕期产前诊断的有效方法。
出处 《中国优生与遗传杂志》 2012年第9期65-65,10,共2页 Chinese Journal of Birth Health & Heredity
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