What are S&S of cholangiocarcinoma? Dx?

SIGNS AND SYMPTOMS Painless jaundice, right upper quadrant pain, pruritus, anorexia, malaise, weight loss. Hyperbilirubinemia,elevated alkaline phosphatase. Elevated CA 19-9 DIAGNOSIS Ultrasound shows dilated extrahepatic and intrahepatic biliary ducts (depending on level of tumor); CT or MRCP shows proximal and distal extent of tumor; PTC allows brushings for cytologic studies of tumor CA 19-9 is a useful tumor marker.