896527.fig.002a
(a)
896527.fig.002b
(b)
896527.fig.002c
(c)
896527.fig.002d
(d)
896527.fig.002e
(e)
896527.fig.002f
(f)
Figure 2: Radiofrequency ablation of the hepatocellular carcinoma performed under US and CT control with an expandable needle. (a) US view shows the hepatocellular carcinoma and the planning of the needle insertion in the liver lesion. CT axial (b) and reformatted (c) images depict the position of the needle inside the lesion. (d) US control during radiofrequency shows the hyperechoic zone that covers the entire liver lesion. US controls at the end of the first roll-off (e) and at the end of the procedure (f) do not depict any gallbladder anomalies.