All are risk factors for cholangiocarcinoma Except
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
Primary sclerosing cholangitis.
Hepatolithiasis
Liver flukes
Primary biliary cirrhosis
G.I.T