The following results were obtained: mean count of CD4 320 cells/μL and 54% with <15%; average viral load 134,410 copies/mL and 81% reported >10,000; 49% with age <28 years; 78.8% men with LP, 55% heterosexual, 30% MSM of which 71% versatile role; Singles 85.6%, couple fixes 45%, couple HIV positive 23%, intravenous drug users 6.7%, sex with a sex worker 9.6%, previous transfusions 6.7%, LP asymptomatic 17.3%; associated wasting 42%, >2 opportunistic infections 12%, more frequent confection: tuberculosis; one case with cervical cancer and one case with Kaposi's sarcoma. This evidence concerns the gene CD4 and Opportunistic infection.