Figure 6.

Intrahepatic cholangiocarcinoma in an 80-year-old man. A: Hepatic arterial phase using gadoxetic acid shows peripheral arterial enhancing mass with capsular retraction at the hepatic segment 8 subcapsular location; B: Portal venous and transitional phases show target appearance with peripheral enhancement and central nonenhancement; C, D: Hepatobiliary phase also shows low signal intensity of the most outer portion, high signal intensity of mid portion, and marked low signal intensity of the center of the tumor.