Figure 1From: Whole-liver radiotherapy for end-stage colorectal cancer patients with massive liver metastases and advanced hepatic dysfunctionCentral axial computed tomography slice showing the three-dimensional conformal radiotherapy plan. The treatment target was the whole-liver. Two radiation fields, with left anterior oblique and right posterior oblique beams, both consisting of 15 MV X-rays, were used to cover the target.Back to article page