On admission, the patient's liver function tests (LFTs) were abnormal; aspartate aminotransferase (AST) 78 IU/L (normal, < 45 IU/L), alanine aminotransferase (ALT) 109 IU/L (normal, < 45 IU/L), alkaline phosphatase (ALP) 226 IU/L (normal, 40-150 IU/L), γ-glutamyl transpeptidase (γGT) 932 IU/L (normal, 10-55 IU/L), total bilirubin 1.3 mg/dl (normal, 0.21-1.2 mg/dl) and direct bilirubin 0.9 mg/dl (normal, < 0.5 mg/dl), while the tumour markers CEA, CA 19-9 and AFP were within normal range. The gene discussed is GPT; the disease is neoplasm.