Of the total of children living with HIV, 49 (13.50%), 61 (16.80%), 81 (22.31%), 40 (11.02%), and 39 (10.74%) had HGB (Hemoglobin) levels of 10 mg/dl, CD4 counts or % below the threshold, WHO stages III & IV, TB (Tuberculosis), and treatment failure in the follow-up period. The gene discussed is CD4; the disease is tuberculosis.