左房构型改变与脑梗死的关系

Journal of Taishan Medical College(2012)

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Abstract
目的研究左房构型改变与脑梗死的关系。方法选择脑梗死患者56例及50例正常人,采用经胸超声心动图显示左房并记录左房三个径线,计算反映左房功能的参数指标;频谱多普勒记录二尖瓣口血流频谱并描记A峰积分和二尖瓣口血流总积分,TVI测量二尖瓣环心房收缩期组织运动速度(A’)。结果脑梗死患者较正常对照组左房充盈分数显著增高,左房容积明显增高,左房径缩短分数降低,二尖瓣环心房收缩期组织运动速度(A’)增高(P<0.001)。结论左房构型和左房功能改变仍是脑梗死的的独立危险因素。
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Key words
cerebral infarction,transthoracic echocardiography,left atrium
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