1. Evidence of another form of liver disease: Hepatitis B as defined as presence of hepatitis B surface antigen (HBsAg), Hepatitis C as defined by presence of hepatitis C virus (HCV) RNA in serum, Autoimmune hepatitis as defined by anti-nuclear antibody (ANA) of 1:160 or greater and liver histology consistent with autoimmune hepatitis or previous response to immunosuppressive therapy, Autoimmune cholestatic liver disorders as defined by elevation of alkaline phosphatase and anti-mitochondrial antibody of greater than 1:80 or liver histology consistent with rimary biliary cirrhosis or elevation of alkaline phosphatase and liver histology consistent with sclerosing cholangitis, Wilsons disease as defined by ceruloplasmin below the limits of normal and liver histology consistent with Wilsons disease Alpha-1-antitrypsin deficiency as defined by alpha-1-antitrypsin level less than normal and liver histology consistent with alpha-1-antitrypsin deficiency hemochromatosis as defined by presence of 3+ or 4+ stainable iron on liver biopsy and homozygosity for C282Y or compound heterozygosity for C282Y/H63D, Drug-induced liver disease as defined on the basis of typical exposure and history,Bile duct obstruction as shown by imaging studies.