Hepatocellular carcinoma Liver Imaging Reporting and Data Systems treatment response assessment: Lessons learned and future directions

Figure 3 Fifty-four-year old male with hepatitis C virus presents with 5. 4 cm hepatocellular carcinoma in the right lobe of the liver demonstrating arterial phase hyperenhancement on arterial phase of imaging (A), LR 5; 1 mo post-transarterial chemoembolization there is significant residual viable enhancing tumor with areas of necrosis on arterial phase imaging (B), LR-TR Viable.