Search jobs 29-Jan-2021 HIV Diagnostics Market Research Report Outlook 2019 -2027 Resilience and Reinvention in a Changing Marketplace with Size, Share, Growth, Technology, By Diagnosis, Treatment, End-User | CMI Acquired Immunodeficiency Syndrome (AIDS) is caused by the human immunodeficiency virus (HIV). In this condition, HIV destroys the CD4 T lymphocytes cells of the immune system and reduces the ability of the body to fight against infections. It can be diagnosed by using various tests such as blood tests, saliva tests, viral load tests, though the most efficient test results are obtained by Enzyme-Linked Immunosorbent Assay (ELISA) test initially and later by Western Bloat Method. According to WHO, the HIV diagnosis includes free-standing sites, testing services in health care facilities, some community-based approaches and HIV self-testing (HIVST).