Fig. 1A.51-year-old man with hepatocellular carcinoma measuring 1.7
cm in segment VI. Helical CT scan shows enhancing tumor (arrow) in
right lobe before radiofrequency ablation. Serum -fetoprotein level was
417 ng/mL (normal, <20 ng/mL).
Fig. 1B.51-year-old man with hepatocellular carcinoma measuring 1.7
cm in segment VI. Helical CT scan obtained after patient underwent one session
of radiofrequency ablation shows low-attenuation ablated lesion
(arrow). Serum -fetoprotein level was 31 ng/mL. No recurrence
occurred 15 months after radiofrequency ablation.