AIH, autoimmune hepatitis; ALB, albumin; Alc, alcohol; ALT, alanine aminotransferase; AST, aspartate aminotransferase; CLD, chronic liver disease; C‐P, Child–Pugh; FIB‐4, Fibrosis‐4 Index; HBV, hepatitis B virus; HCC, hepatocellular carcinoma; HCV, hepatitis C virus; IQR, interquartile range; LC, liver cirrhosis; M2BPGi, macrophage galactose‐specific lectin‐2‐binding protein glycosylation isomer; MASH, metabolic dysfunction‐associated steatohepatitis; PBC, primary biliary cholangitis; T‐Bil, total bilirubin. The gene discussed is GPT; the disease is primary biliary cholangitis.