Fig. 1From: Short-term PET-derived kinetic estimation for the diagnosis of hepatocellular carcinoma: a combination of the maximum-slope method and dual-input three-compartment modelDelineating regions of interest (ROIs) in dynamic PET/CT. a CT image, (b) PET/CT image, (c) PET image, and (d) maximum density projection image. ROIs are manually drawn, and HCC is shown in black, background liver tissues in green, aorta in red, portal vein in yellow and spleen in blueBack to article page