Data are provided as the median (IQR) and number of cases (%); HCC: hepatocellular carcinoma; AST: aspartate aminotransferase; ALT: alanine aminotransferase; ALP: alkaline phosphatase; GGT: gamma-glutamyl transpeptidase; TBIL: total bilirubin; ALB: albumin; PLT: platelets; PT: prothrombin time; normal ranges: AST 8-40 U/L; AST 8-50 U/L; ALP: 15-112 U/L; GGT: 5-54 U/L; TBIL: 6.8-30.0 μmol/L; DBIL: 0.0-8.6 μmol/L; AChE: 4300-12 000 U/L; ALB: 35-55 g/L; PLT: (100 − 300) × 109/L; RDW: 11.0%-14.0%. The gene discussed is GGTLC1; the disease is hepatocellular carcinoma.