Figure 1).

Guide to practical interpretation of autoantibodies in the diagnosis of autoimmune liver disease. Simplified flow chart for interpretation of autoantibodies in the differential diagnosis of hepatitis and cholestasis, alongside the simplified criteria for diagnosing autoimmune hepatitis (AIH) (20). AMA Antimitochondrial antibody; ANA Antinuclear antibodies; ASMA Antismooth muscle antibodies; gp Glycoprotein; Ig Immunoglobulin; LKM Liver kidney microsome; MIT Mitochondrial; MRI Magnetic resonance imaging; neg Negative; N/A Not applicable; PBC Primary biliary cirrhosis; pos Positive; PSC Primary sclerosing cholangitis; SLA Soluble liver antigen; SLA/LP Soluble liver and pancreas antigen; ULN Upper limit of normal. Data adapted from references 13 and 32