There was good correlation between LVG and AMM for calculating left ventricular systolic function, but the value of left ventricular systolic function measured by routine M mode was highly estimated.

• 直线解剖M型所测左室整体收缩功能各指标与左室造影所测值有高度相关性 ,而传统M型所测各指标与左室造影比较则明显高估。