<prompt> All are risk factors for cholangiocarcinoma ExceptPrimary sclerosing cholangitis.HepatolithiasisLiver flukesPrimary biliary cirrhosis  <response>: Primary biliary cirrhosis has increased the risk of hepatocellular carcinoma.Primary sclerosing cholangitis, Hepatolithiasis, Liver flukes have increased the risk of cholangiocarcinoma.Ref: Robbins Pathology; 9th edition; Page no: 871 