Mfi may be of help in this setting . with this flash-replenishment technique, high-power flash pulses destroy the contrast microbubbles while low-power pulses demonstrate replenishment, halpern said mfi可能会改进这一状况。采用造影剂闪烁-再灌注技术,高能闪烁脉冲破坏对比剂微泡而低能脉冲显示出再灌注。