[Surveillance of HIV seroprevalence in Mauritania].

The results of our study in four years, blood donors and tuberculosis patients HIV seroprevalence using ELISA for detection HIV1/HIV2 antibodies and Western-blot for confirmation, indicate that seroprevalence in blood donors is 0.28% without a significant increase tendency. Our data show that 88 HIV seropositive confirmed, 70% were HIV1, 25% HIV2 and 5% double reactivity HIV1/HIV2.