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. 2017 Nov 21;23(43):7735–7745. doi: 10.3748/wjg.v23.i43.7735

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©The Author(s) 2017. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial.

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Images of iodine-125 seed strand and stent placement. A: After the patent second-order branch of the left portal vein was catheterized, a 5-F calibrated pigtail catheter (white arrow) was placed in the splenic vein. Tumor thrombus (black arrows) in the proximal MPV and sagittal segment of right portal vein was shown clearly on portography, but the right portal vein did not develop. B: A 14-mm x 80-mm self-expandable stent (black arrow) and ¹²⁵I seed strand (white arrow) with 20 seeds loaded were placed precisely in the obstructed MPV. C: Images of SPECT/CT scan 1 d after therapy. MPV: Main portal vein.