超声诊断胎儿卵圆孔血流受限一例
Medicine and Pharmacy of Yunnan（2021）
Abstract
1 病例 孕妇28岁,孕1产0.孕36周,平素体健.无近亲结婚史和遗传病史.孕29周时,外院超声检查示:卵圆孔瓣冗长.孕36周来我院行超声检查示:心胸比例失常,心胸面积比约0.4;心房正位,心室右袢,左右心比例大小不对称,右心明显增大,彩色多普勒血流显像(color doppler flow imaging,CDFI)示:三尖瓣大量返流,返流速度3.2m/s,见图1.卵圆瓣膨出,幅度约12mm,见图1,分流受限,分流束宽约1.8mm , CDFI示:卵圆孔右向左少量分流,见图2.肝周探及微量液性暗区.大脑中动脉阻力指数减低,肝内脐静脉血流频谱探及波动,胎儿心血管整体评分(car-diovascular profile score,CVPS):6分.超声提示:卵圆瓣膨出,分流受限.
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