Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Axial CT in late arterial phase obtained (a) pretreatment: image shows nonrim arterial phase hyperenhancement (APHE) of a right lobe LR-4 observation (arrow). b 2 months post radiofrequency ablation (RFA): image shows needle trajectory (arrowhead) and a treatment cavity (arrow) with no residual tumor. c 8 months post RFA: image shows irregular masslike APHE (arrowheads) posterior to the treatment zone. The treated observation is categorized LR-TR Viable
