Student Image Challenge 81 (part 2)

Correct: hepatocellular carcinoma with a nodule-in-nodule appearance and direct invasion of the portal vein branches

Color and Power Doppler Imaging showing a liver mass, displacing the surrounding branches of the hepatic veins (001 + 002 + 003 + 004). CEUS study showing enhancement of the mass in the arterial phase (005) with wash-out in the late venous phase (006 + 007), with direct invasion of the right branches of the portal vein a behaviour suggesting a primary HCC (008+ 009).