目的：观察梗阻性黄疸患者行胆道引流后门静脉血流动力学变化。

Objective: To observe the effect of biliary drainage on the hemodynamic of portal vein in the patients with obstructive jaundice.

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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。

Objective To investigate correlation of abnormal sublingual collaterals in patients with primary hepatic carcinoma and portal venous flow alteration.

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目的探讨肝硬化食管静脉曲张破裂出血患者的门静脉血流动力学特点及其与血清IGF I的关系。

Objective: To study the correlation between the portal vain hemodynamic changes in cirrhotic patients with esophageal varices and the serum level of insulin-like growth factor IGF-I.

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