DTI technique could be used to quantitate the postischemic myocardial wall motion in real time and could identify the viable myocardium sensitively and accurately when combined with DSE.

• DTI技术可实时定量反映缺血后心肌的室壁运动信息 ,与小剂量多巴酚丁胺负荷试验相结合 ,可准确判断缺血后心肌状态