Fig. 4From: Lobar and segmental liver atrophy associated with hilar cholangiocarcinoma and the impact of hilar biliary anatomical variants: a pictorial essaya–c A patient with atrophy of the left lobe and hypertrophy of the right lobe associated with cholangiocarcinoma. a–c Portal venous phase contrast-enhanced CT. a, b A small portion of the atrophied left lobe is visible (a); the visceral surface of the hypertrophied right lobe appears “bulbous” (curved arrows). c The increase in dimensions and inferior extent of the hypertrophied right lobe is more apparent in the coronal plane. The bulbous visceral surface of the hypertrophied right lobe is again demonstrated (arrow)Back to article page