Hepatocellular carcinoma extending into the portal vein: restoration of extended-term patency by placement of uncovered Wallstents.
A 74-year-old man presented with hepatocellular carcinoma extending into the main portal vein. Two bare Wallstents were placed to maintain portal vein patency. The main portal vein remained patent for 6 months after treatment. No serious complications were observed during or after treatment.