What is the definition or description of: hiv?

CD4 cell infection: Hiv infection is caused by a retrovirus....This retrovirus binds to CD4 cells (for the most part). You may detect the virus by several different methods. An elisa test (enzyme linked immunosorbent assay). You may also detect it by doing a test referred to as a western blot (a gel protein electrophoresis). Thirdly by pcr (polymerase chain reaction) which actually detects individual viruses.

...: Hiv stands for human immunodeficiency virus and when untreated leads to aids. Some people may experience a flu-like illness initially and then have no symptoms until HIV weakens the immune system and they develop an opportunistic infection or cancer. There are highly effective treatment options for hiv, so be sure to get tested and know your status.