...aging，MRI）可鉴别CT上难以与肝脏恶性肿瘤区分的局灶性脂肪肝和弥漫性脂肪肝伴正常肝岛，其中位相磁共振（phase-contrast MRI）的诊断价值最大。
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phase contrast mri mr相位速度图
velocity encoded phase contrast MRI 速度编码相位对比磁共振成像
phase-contrast cine MRI 电影相位对比法
Objective To investigate the accuracy and applied value of measurement of pulmonary flow velocity with phase-contrast MRI (PC-MRI).
目的探讨相位对比法MR I (PC - MR I)测量肺动脉血流的准确性以及临床应用价值。
Objective To assess the accuracy and application values of phase-contrast MRI by measuring the flow velocity and volumes of the central pulmonary arteries.
目的探讨相位对比法mri测量中心肺动脉各血管的血流速度和血流量的准确性以及临床应用价值。
AIM: to measure the flow volume of pulmonary arteries by using phase contrast magnetic resonance imaging (MRI) and to investigate the values of phase contrast MRI in assessing pulmonary perfusion.
目的：采用相位对比法磁共振成像(MRI)测量肺动脉血流量，探讨并评价两肺的血流灌注情况。
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