She was diagnosed with PBC by the following biochemical and serological findings: aspartate aminotransferase (AST) 212 U/L, alanine aminotransferase (ALT) 203 U/L, total bilirubin (T-Bil) 0.9 mg/dL, alkaline phosphatase (ALP) 491 U/L, γ-glutamyl transpeptidase (γ-GTP) 212 U/L, immunoglobulin (Ig) M 534 mg/dL, and anti-mitochondrial antibody (AMA) titer 1:80. This evidence concerns the gene GPT and primary biliary cholangitis.