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ASD封堵术前后右室功能变化的对比研究

WANG Jun-song,WANG Mian,WANG Yue

Chinese Journal of Laboratory Diagnosis（2007）

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Abstract
目的探讨ASD封堵术前后右室功能的变化。方法应用彩色多普勒超声仪对ASD患者封堵术前后测量右心室舒张末期内径(RVED),三尖瓣环运动速度(RT),舒张早期运动速度(Em),舒张晚期运动速度(Am)及二者比值(Em/Am)比值。结果ASD封堵术后UCG显示,右心室舒末内径明显减小(P<0.05),三尖瓣环运动速度略减小(P>0.05),Em/Am比值增加(P<0.05),肺动脉收缩压明显降低(P<0.05)。结论ASD封堵术后右室功能明显改善。
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Key words
atrial septal defect,transcather closure,right ventricular function
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