Is RNA PCR test for HIV accurate?

Yes. The nucleic acid test for HIV becomes positive about 20 days after exposure to the virus.

Related Questions

How accurate is PCR test for HIV after the 1st and 2nd week of exposure?

Likely to be neg. It takes about 25 days following exposure for the hin nat to become positive. If positive, it is nearly 100% accurate. Negative test does not exclude HIV in the body. Read more...

Does DNA PCR test for HIV 1&2 lose sensitivity over time? How accurate can a negative result for DNA PCR be on checking at 89 days post exposure?

No sensitivity loss. These tests do not lose sensitivty over time. A negative result at almost 3 months is almost 100% conclusive. However, to reach 100% certainty, you also need an antibody test, if not already done. Read more...

Can I do PCR test for HIV, Hepatitis, HPV 18, 16, 12 after 32 days of risk exposure? The Result will be accurate and reliable? Peace of mind?

Yes and no. AT 32 days, you should not have a PCR test for HIV, only the standard antigen-antibody test (4th generation). It will be conclusive. Its too early for hepatitis, though; wait until 6 weeks (although hepatitis is so rare after any single exposure that most experts don't recommend testing at all). Don't waste money on HPV testing; it takes several months to show up, and everybody gets HPV anyway. Read more...

How reliable is the PCR test for hiv?

Serology better. The pcr (viral load) is generally not recommended as a diagnostic test; it's used in people who are already known to have HIV to monitor therapy. The HIV serology (antibody test) is preferred for diagnosis, as pcr is more subject to false positives and false negatives. However, pcr can be used to diagnose acute retroviral syndrome (primary infection). It should be very high at that stage. Read more...