Fig. 2From: Stiffness on shear wave elastography as a potential microenvironment biomarker for predicting tumor recurrence in HBV-related hepatocellular carcinomaElasticity measurement of 2D-SWE images. a Regions of interest (ROI) for measurement of the stiffness of intratumoral tissues (red ROI), peritumoral tissues (black ROI), and adjacent liver parenchyma (yellow ROI). b ROI for distant liver parenchyma (white ROI)Back to article page