Details on HIV testing can be found at many sites, including aids.org.
Test for HIV / AIDS can help with the following
AIDS / Risk
HIV, the virus that causes AIDS, can be diagnosed from a mouth swab as accurately as from a blood sample, Canadian scientists said. This is a pain-free, non-invasive saliva test. Researchers from McGill University in Montreal said that their saliva HIV test OraQuick HIV 1/2 was 99% accurate for HIV in high-risk populations and about 97% in low-risk populations. [The Lancet Infectious Diseases, January 24, 2012]
Abbreviation for human immunodeficiency virus, a retrovirus associated with onset of advanced immunodeficiency syndrome (AIDS).