Computed tomography of the liver and bile duct. (A) Computed tomography (CT) disclosed multiloculated cystic lesion with internal septa (arrow). (B) Gallbladder stone was identified (arrow). (C) After the administration of contrast medium, there was enhancement delineating the contour of the cystic tumor (arrow). (D) The cystic lesion extended to the lateral division of the left hepatic lobe (arrow).