Radiation therapy for portal venous invasion by hepatocellular carcinoma

Figure 1 An example of dose distributions (A, B, C, D) in 3D-CRT.

Figure 2 Angiographs of the portal vein showing disappearance of a tumoral embolus after irradiation therapy. Angiographs taken before and after treatment are shown to the left (A) and right (B), respectively.

Figure 3 Overall survival curve.

Figure 4 A: Survival curves according to Child classification. Solid line: Child A; bold line: Child B; dashed line: Child C; B: Survival curves for the patient group with and without post-radiation TAE. Solid line: post-radiation TAE (+); dashed line: post-radiation TAE (–).