A recent analysis of 850 HIV-infected adults/adolescents initiating ART with CD4 count <50 cells/μL, randomized to receive empiric tuberculosis treatment or isoniazid preventive therapy, identified higher mortality in those with lower CD4 cell count, albumin, and hemoglobin; higher white blood cell (WBC) count or neutrophil percentage; or lymphadenopathy [10]. This evidence concerns the gene CD4 and tuberculosis.