右位心胎儿DV多普勒血流波形的心房收缩波近缺失。
DV Doppler waveform of this dextrocardia fetus showed a nearly ab - sent atrial systole wave.
DV多普勒血流波形心房收缩波形缺失提示心脏前负荷增加、右心功能不良。
The nearly absent atrial systole wave in DV Doppler flow imaging suggests presence of increased cardiac preload and right heart dysfunction.
方法施行opcab患者175例，在术中用血流测量仪测量移植旁路流量并分析血流波形。
Methods 175 cases undergone OPCAB were examined intraoperatively with transit-time flow measurement to decide whether an individual graft needed to be revised or not.
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