of liver, primary, unspecified as to type C229 Malig neoplasm of liver, not specified as primary or sec C23 Malignant neoplasm of gallbladder C240 Malignant neoplasm of extrahepatic bile duct C241 Malignant neoplasm of ampulla of Vater C249 Malignant neoplasm of biliary tract, unspecified C250 ...