Leukopenia: 2,100 white blood cells/μLAcute on chronic thrombocytopenia: 29,000 platelets/μLaElevated AST: 120 units/LElevated ALT: 124 U/LElevated bilirubin: 1.7 mg/dLHyponatraemia: 132 mmol/L. The gene discussed is GPT; the disease is Decreased total leukocyte count.