Fig. 2

a MRI abdomen showing hepatocellular carcinoma in the left lobe (BCLC stage A). b The liver mass biopsy showed a small amount of fibrotic background liver. The main lesion was a well-differentiated hepatocellular neoplasm composed of sheets of lesional hepatocytes and absence of normal portal structures. c This higher magnification of the hepatocellular neoplasm shows an unpaired artery (*) and surrounding well-differentiated neoplastic hepatocytes. d Trichrome stain highlights cirrhotic background