Treatment of portal vein tumor thrombus using 125Iodine seed implantation brachytherapy

Figure 1 ¹²⁵I seed implantation process.

Figure 2 Enhanced computed tomography shows thrombus before ¹²⁵I seed implantation (A) and absence of tumor thrombi 3 mo after ¹²⁵I seed implantation (B).

Figure 3 A histogram of therapeutic dose of normal and tumor tissues. target volume = 10.0 cm³, planning target volume = 13.7 cm³, target volume ratio = 137.4%, volume fraction for prescription, 100% = 91.2%, volume fraction for prescription, 150% = 63.5%, dose homogeneity index = 30.4%, dose non-uniformity ratio = 69.6%.

Figure 4 Enhanced computed tomography shows thrombus before ¹²⁵I seed implantation (A) and absence of tumor thrombi 4 mo after ¹²⁵I seed implantation (B).