ANA: antinuclear antibody; ALT: alanine aminotransferase; ALP: alkaline phosphatase; AST: aspartate aminotransferase; BUN: blood urea nitrogen; CrAg: cryptococcal antigen; CRP: C-reactive protein; CD4: cluster of differentiation 4; DNA: deoxyribonucleic acid; EBV: Epstein-Barr virus; eGFR: estimated glomerular filtration rate; ENA: extractable nuclear antigen; ESR: erythrocyte sedimentation rate; GGT: gamma-glutamyl transferase; LDH: lactate dehydrogenase; TB NAAT: tuberculosis nucleic acid amplification test; SAAG: serum ascites albumin gradient. The gene discussed is ALB; the disease is tuberculosis.