<prompt> Which is not true about PBC?No increase in risk of hepatocellular carcinomaOften asymptomaticElevated 1gMPositive antimitochondrial antibody  <response>: .PBCprimary biliary cirrhosis is a chronic slowly progressive cholestatic disease of autoimmune etiology characterised by injury of the intrahepatic bile ducts that may eventually lead to liver failure.The risk for HCC is increased in PBC.So screening for it can be done by ultrasound scan every 6 months. Most of the patients with PBC90 have antimitochondrial Ig M antibodies against pyruvate dehydrogenase complexPDC-E2. 