Sunday, June 10, 2012

Aids HIV Test


Many people know who is HIV-infected, less than 1% of the urban population in Africa-sexual tested and this proportion is lower, and the rural population. Furthermore, only 0.5% of pregnant women attending urban health, studies or test results. In rural areas, primary health-care centres, this percentage is even lower. Blood donors and blood products, medical and medical research are tested for HIV.
Run the normal venous blood for HIV test. Many laboratories use fourth generation test antibody (IgG and IgM), HIV and the screening for the detection of HIV p24 antigen. Already known, or negative for HIV patients to detect antibodies against the antigens of HIV infection. Persons whose first phase will be a different test to confirm the results of the blood test confirmation of HIV infection.
Delay (the initial infection and the formation of antibodies to the infection in time between) 3 6 months sero-conversion and change. positive test The virus uses the polymerase chain reaction PCR (PCR) identification of possible Windows during the period, and often the data suggests a previous infection, fourth generation EIA screening test is detected.
Test, PCR confirmation of positive results obtained. Evidence of HIV infection in infants and children (i.e., elderly patients in less than two years), the implementation of HIV-positive mothers with HIV antibodies do not have your child's blood. HIV infection diagnosed HIV PCR, viral DNA analysis in lymphocytes only.

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