Hepatic pseudolesions caused by alterations in intrahepatic hemodynamics

Figure 9 Hypovascular pseudolesion in the drainage area of the vein of Sappey (70^th female). On arterial phase contrast enhanced computed tomography (CT) image, focal hypoattenuation area is observed in anterior portion of segment IV of the liver adjacent to the falciform ligament, which is not detected on both pre-contrast CT and equilibrium phase contrast enhanced CT (images are not shown). This is hypovascular pseudolesion in the drainage area of the vein of Sappey.