Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40792-021-01213-8/MediaObjects/40792_2021_1213_Fig2_HTML.jpg)
a CT image of hepatocellular carcinoma at medical segment. It was well enhanced in the arterial phase (arrow). b MRI image of post-RFA for hepatocellular carcinoma at medical segment (coronal view). c MRI image of post-RFA for hepatocellular carcinoma at medical segment (axial view)