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.
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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