HIV-infection it is a slowly progressing infection disease which appeared as a result of the infection by immunodeficiency virus of human. Immunodeficiency virus of human belong to retrovirus with RNK. Two types of HIV-1 and HIV-2 is described here. The source of the infection are AIDS diseased people and virus carrier. Virus contamination is passed on sexual contacts, pouring of infect blood, repeated using the infect medicine equipment and transplacental mode is possible to.
Antibodies to HIV of infect people appeared in 90-95% in 3 months after contamination, in 5-9% cases in 6 months after contamination and in 0,5-1% - more than in 6 months.