CT-guided implantation of 125I seeds (permanent brachytherapy) for metastatic tumors of the hepatic portal system: Effectiveness and safety in 13 patients

CT-guided 125I brachytherapy is a safe and effective treatment for metastatic tumors of the HPS and can achieve good local control in the short term as long as the radiation dose is sufficient. CT-guided 125I brachytherapy carries few complications, is simple, safe, and a good complement to cancer treatment.