Figure 2. Liver metastasis from descending colon cancer in a 72-year-old woman. (a) Enhanced CT shows a metastatic lesion as a low density mass and intrahepatic bile duct dilatation mainly in the posterior segment of the right hepatic lobe. (b) Contiguous CT section also shows intrahepatic bile duct dilatation and intrabiliary tumour growth (arrowheads) shown as a low density area along the route of the right hepatic duct. (c) Photograph of the resected specimen shows that the intrabiliary tumour (arrowheads) extended 14 mm from the tumour located in segment VI/VII into the right hepatic duct (stretched with threads).