Methods The left ventricular volume (LVV) in 32 cases of normals and 35 patients with MI were measured by using DST.

方法用3 DE方法测定了32例正常人和35例急性MI恢复期患者在DST中的变化情况。

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Objective To evaluate the alteration and clinical significance of left ventricular volume (LVV) in patients with coronary artery disease (CAD) during dobutamine stress testing (DST).

目的评价多巴酚丁胺负荷试验（DST）中冠心病（CAD）病人左室容积（LVV）的变化及临床意义。

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