Biological testing was noticeable for lymphocytopenia (lymphocyte 0.54 G/L) and uncontrolled HIV infection: high viral load (HIV1-RNA 5.81 log copies/mL), low CD4 T-cells level (CD3+CD4+ T-cells 7 mm3, CD3+CD8+ T-cells 83 mm3). This evidence concerns the gene CD4 and HIV infectious disease.