Objective To investigate correlation of abnormal sublingual collaterals in patients with primary hepatic carcinoma and portal venous flow alteration.
目的：探讨原发性肝癌异常舌下络脉的特征与门静脉血流动力学变化的相关性。
Methods Portal venous blood flow, hepatic arterial blood flow and resistance index(RI) were determined by duplex Doppler sonography in 56 patients subjected to liver transplantation.
方法应用彩色多普勒超声对56例肝移植患者术前及术后移植肝门静脉、肝动脉血流及肝动脉阻力系数（RI）进行监测。
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