Results: The valve calcification and incrassation of senile degenerative valvular disease result in dysfunction and the changes of cardiac structure and function.

结果老年性退行性心瓣膜病主要为瓣膜钙化和增厚，引起功能障碍，导致心脏结构和功能改变。

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Conclusions LAF can indicate the echocardiographic changes of the left ventricular abnormal diastolic function in the earlier stage than mitral valve flow indices does.

结论左房灌注分数(L AF)可以比二尖瓣血流频谱更早的体现左室舒张功能的异常改变。

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