Validated preoperative computed tomography risk estimation for postoperative hepatocellular carcinoma recurrence

Figure 1 Tumor margins on the liver computed tomography map. A: Portovenous phase CT showing smooth margin at liver segment VI in a 36-year-old male patient without postoperative recurrence (dashed box); B: Portovenous phase CT showing focal extranodular type at liver segments V and VIII in a 38-year-old female patient with postoperative recurrence (dashed box); C: Portovenous phase CT showing multinodular type at liver segments V and VI in a 35-year-old male patient with postoperative recurrence (dashed box). CT: Computed tomography.