目的：评估磁共振多技术扫描和小剂量多巴酚丁胺负荷超声心动图(LDDSE)检测心肌活性的价值。

Objective: To assess the value of multiple MR techniques and low-dose dobutamine stress echocardiography (LDDSE) in detecting myocardial viability.

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目的探讨应用定量组织速度成像(QTVI)技术结合小剂量多巴酚丁胺负荷超声心动图试验(LDDSE)诊断冠心病的价值。

Objective To clarify feasibility for diagnosing coronary artery disease by quantitative tissue velocity imaging (QTVI) technique during low-dose dobutamine stress echocardiography (LDDSE).

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目的探讨小剂量多巴酚丁胺负荷超声心动图(LDDSE)检测心肌梗死后存活心肌的价值。

Objective To assess the value of low-dose dobutamine stress echocardiography (LDDSE) for detecting survival myocardium.

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