[Guidelines on the diagnosis and management of autoimmune hepatitis (2021)].

Autoimmune hepatitis (AIH) is characterized by elevated serumaminotransferase and immunoglobulin G levels, seropositive results for autoantibodies and moderate to severe interface hepatitis in histologic findings. It will be most helpful in improving survival and life quality, if patients are diagnosed in the early stage and treated appropriately, which also helps relieve social medical burdens. Chinese consensus on the diagnosis and management of autoimmune hepatitis (2015) has contributed to standardizing the diagnosis and treatment of AIH.On the basis of the first consensus, at the end of 2021, under the organization of Chinese Society of Hepatology, experts devise this guide with latest advances aiming to further improve the level of diagnosis and management of autoimmune hepatitis.