A heart murmur is simply a noise caused by the turbulence of blood flowing through the obstruction from the right ventricle to the pulmonary artery.

心脏杂音是血流从左心室到升主动脉通过狭窄的主动脉瓣口时产生的湍流引起的噪音。

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To investigate the diagnostic value of measuring blood velocity in right branch of portal vein and Dopplers onographic waveforms in right hepatic vein by CDFI on Fatty Liver Disease.

肝门静脉血流速度变化及肝右静脉多普勒频谱图异常有助于脂肪肝的早期诊断及预后判断。

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Objective To establish a rat model of pulmonary hypertension induced by left-to-right shunt and explore the influence of high pulmonary blood flow on pulmonary vascular collagen remodeling.

目的建立左向右分流所致肺动脉高压大鼠模型，了解高肺血流量对肺血管胶原代谢的影响。

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