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应用国产 CXD-IM 型超声心动图仪对51例心房颤动的病人左房内径进行了探测,有左房扩大者37例(72.5%)。风湿性心瓣膜病发生房颤者,95%左房增大;冠心病房颤者56%左房增大.对不同病因及左房大小与发生房颤之机理作了简单的讨论.
Fifty-one patients with atrial fibrillation were examined for left atrial diameter using a home-made CXD-IM echocardiograph, with 37 cases (72.5%) having left atrial enlargement. Atrial fibrillation in patients with rheumatic valvular heart disease, 95% of the left atrial enlargement; coronary heart disease with 56% left atrial fibrillation increased.Different causes and left atrial size and the mechanism of atrial fibrillation made a simple discussion.