目的探讨通过超声引导经皮肝穿途径向门脉内放置内支架治疗癌栓引起的门静脉高压的效果。

Objective To evaluate the treatment of portal hypertension caused by tumor thrombi with percutaneous transhepatic portal vein stent implantation under the US guidance.

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其中门静脉癌栓的形成，肝内及远处的侵袭转移是肝癌治疗效果差，病情进展快的重要原因。

Including the formation of portal vein tumor thrombus, intrahepatic and distant metastasis is poor liver cancer treatment, rapid progression of the major reasons.

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