DV Doppler waveform of this dextrocardia fetus showed a nearly ab - sent atrial systole wave.
右位心胎儿DV多普勒血流波形的心房收缩波近缺失。
Left atrial fractional area change (FAC) and fractional volume change (FVC) during atrial systole were calculated.
并与左房收缩时左房面积改变分数(FAC)和容积改变分数(FVC)作相关性研究。
The nearly absent atrial systole wave in DV Doppler flow imaging suggests presence of increased cardiac preload and right heart dysfunction.
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。
Each heartbeat has two basic parts: diastole and atrial and ventricular systole.
每一次心脏跳动都包含两个基本部分：舒张期以及方式收缩期。
Each heartbeat has two basic parts: diastole and atrial and ventricular systole.
每一次心脏跳动都包含两个基本部分：舒张期以及方式收缩期。
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