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Is an HIV test conclusive at 10 weeks?
It depends which test you use. A fourth generation test will detect 95\% of infections 28 days after a possible exposure. This needs to be confirmed by a second test 90 days after the exposure. A third generation test (antibody only) test is accurate 6-12 weeks after a possible exposure.
When is a 3rd generation HIV test conclusive?
Generations of HIV antibody tests: when they can be done and their accuracy
| HIV Ab tests | What it detects | Earliest time the test can be done |
|---|---|---|
| Third generation | IgG and IgM | 22–35 days post exposure 50\% accuracy |
| Fourth generation | IgG, IgM and P24 | 15–20 days post exposure 50\% accuracy |
Is PCR HIV test done on 15th day post unprotected exposure conclusive?
Taking PCR RNA hiv test on 15th day post unprotected exposure is conclusive or it will also require further confirmation I am not sure you are already diagnosed with HIV or not. If not, then you should not go for RNA test. It can have a false positive result. RNA tests are used for disease monitoring.
What is the PCR RNA test for HIV?
PCR RNA Qualitative Test is done in patients already diagnosed with HIV, or in patients in whom HIV is highly suspected. They do it in patients who have symptoms highly suggestive of HIV, inspite of the above test being negative. But PCR RNA is not used as a diagnostic test because of high false positive results.
What is the earliest test for HIV detection?
RNA PCR is the earliest test for HIV Detection. It has a window period of 7 days. If one have a exposure of 7 days, they can get tested themselves for RNA PCR Test. It will give highly accurate result, although as per the NACO guidelines one should.
What happens if my HIV test results are positive?
If the result is positive this does not mean that you definitely have HIV, although it is likely. A small percentage of people can have a ‘false-positive’ result. All positive results need to be confirmed by a second test. In the UK a more sensitive antibody test called a western blot test is usually used to confirm a positive result.
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