Fig. 4From: Characteristics recurrence pattern of cholangiolocellular carcinoma as intrahepatic bile duct tumor growth following curative resection: a case reportThe histopathological findings of the primary and recurrent tumors (upper left). Immunohistochemistry of both tumors showed the positive expression of cytokeratin (CK) 7, CK19, and EMA (lower left, upper right and lower right)Back to article page