SMN1 and autoimmune hepatitis: ANA, SMA, anti-LKM-1 and anti-LC-1 constitute the conventional serological repertoire for the diagnosis of AIH, and anti-SLA and atypical perinuclear antineutrophil cytoplasmic antibodies (p-ANCA) [34], [35], [49], [77]–[79] are alternate autoantibodies used for classifying patients into the different AIH types.