Fig. 3

A–H, Case (3): A female patient with a right hepatic lobe segment V focal lesion about 2.5 cm, confirmed to be HCC by triphasic CT, planned for US-guided percutaneous ethanol injection. A Triphasic CT showing arterial enhancement at the arterial phase and washout at the delayed phase the patient was planned for chemical ablation (PEI) under X matrix probe guidance X plane images, 3D and volume rendering images of the hepatic focal lesion at right hepatic lobe segment V, B, C Under X matrix guidance, the needle tip was placed inside the hepatic focal lesion, D, E showing the tip of the needle inside the hepatic focal lesion at the X plane, 3D and volume rendering images, percutaneous ethanol injection was done under X matrix probe guidance, F, G showing the ethanol injection inside the hepatic focal lesion, H Triphasic CT was done after one month, there was no enhancement at the arterial phase and no washout at delayed phase denoting adequate management according the Mrecist criteria