Objective Combining dopamine stress echocardiography (DSE) and ultra fast magnetic resonance topography,and comparing their diagnosing value for myocardial ischemia.

• 目的 将多巴酚丁胺超声心动图负荷实验方法与超高速磁共振成像结合起来 ,比较它和多巴酚丁胺超声心动图负荷实验 (DSE)对心肌缺血的诊断价值。