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胎儿左心室纤维瘤超声表现1例

Chinese Journal of Ultrasonography(2005)

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Abstract
孕妇,35岁.孕27周,孕2产1.产前常规超声检查:胎儿双顶径8.4 cm,脊柱连续性良好,股骨长6.6 cm,胎儿心律规整,各瓣膜活动未见异常,左心室内可见一2.1 cm×2.8 cm×2.2 cm的中等回声团块,边界清,形态规则,几乎占据整个左心室,并随心动周期在左心室内摆动,似与左心室后壁相连.彩色多普勒血流显像示:左心室内血液流动严重受阻,只有团块周边有少许血流通过(图1).胎儿颈部可见"U形"压迹,S/D 3.2.前壁胎盘,羊水未见异常.超声诊断:宫内中期妊娠;胎儿左心室内实性占位(①横纹肌瘤?②纤维瘤?);脐带绕颈1周.1周后引产一男婴,外观未见异常,尸检见左心室内有一肿瘤,灰白色,约2.5 cm×3.0cm×2.0 cm大小,质硬,与左心室后壁相连.病理报告:心肌纤维瘤.
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