Is a negative HIV test at 7 weeks conclusive?

We normally recommend doing a follow up HIV test at 3 months, but as you can see your HIV test at 7 weeks would be more than 95\% accurate. It really depends on what chance there was in getting HIV in the first place.

Is a negative HIV test at 8 weeks conclusive?

The HIV test you have taken has come back negative. This means that we could not find any HIV antibodies in your blood sample. The test highly accurate after 4 weeks, and almost 100\% accurate after 8 weeks.

How accurate is a HIV blood test after 2 months?

HIV tests are between 99\% and 100\% reliable. Newer, so-called combination or fourth generation tests and other lab-based tests are close to 100\% accurate. Rapid or at-home tests are right around 99\% of the time if you’ve been infected for a while.

Is a negative 4th Gen HIV test at 6 weeks conclusive?

If you test at 6 weeks after having unprotected (condomless) sex with a new partner, and that test is negative, there is a 99\% chance you do not have HIV from that sexual exposure. With any HIV test, you should test again at 3 months to be sure.

What happens if my HIV test results are negative?

If you get an HIV test after a potential HIV exposure and the result is negative, get tested again after the window period. Remember, you can only be sure you are HIV-negative if:. You haven’t had a potential HIV exposure during the window period. If you do have an exposure, then you will need to be retested.

How soon after an exposure to HIV can I get tested?

To learn more about the window period and when a person should get retested, see CDC’s How soon after an exposure to HIV can an HIV test if I am infected?. If you get an HIV test within 3 months after a potential HIV exposure and the result is negative, get tested again in 3 more months to be sure.

What happens if I get tested for HIV outside of hospital?

If you are tested outside of a health care setting or lab (such as at a community-based organization, mobile testing van, or elsewhere) you will likely receive a rapid HIV test (oral fluid or finger stick.) If the test comes back negative, and you haven’t had a possible exposure during the previous 3 months, you can be confident you don’t have HIV.

How long do HIV nucleic acid test results take?

The results may take several days to come back. An HIV nucleic acid test (NAT) is also known as an HIV RNA test. It can detect genetic material from the virus in blood. In general, NAT can detect the virus before an antibody or antigen/antibody test can.