Conclusions:Regional CFR can be measured quantitatively by the parameters derived from TIC with myocardial contrast echocardiography. The ratio of PI and AUC are the reliable indexes of quantitative assessment of CFR.

• :采用 AD技术获得心肌声学造影 tic,用于定量估测局部 CFR是可靠的 ,其中 PI和 AUC的比值是反映 CFR的可靠指标