GPT and autoimmune hepatitis: For diagnosis of PBC the Paris criteria are recommended, which require two out of three criteria for PBC (florid bile duct lesions on histology, ALP ≥ two times the upper limit of normal or GGT ≥ five times ULN, and AMA antibodies on indirect immunofluorescence), as well as two of three criteria for AIH (ALT ≥ five times ULN, IgG ≥ two times ULN, liver biopsy showing moderate to severe interface activity) [42].