Objective To detect the value of dobutamine and dipyridamole stressing test in the diagnosis of coronary artery disease (CAD) and residual ischemia after myocardial infarction.

• 目的比较多巴酚丁胺和潘生丁负荷心肌显像对冠心病的诊断价值及对心肌梗塞后残余心肌缺血的检出率。