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Doctor insights on: Hiv Insti Test

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What is the most accurate type of HIV test?

What is the most accurate type of HIV test?

Serology: A standard serology (elisa, with western blot confirmation of positive results). ...Read more

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Dr. Adam Lewis
16 Doctors shared insights

Hiv (Definition)

Hiv infection is caused by a retrovirus....This retrovirus binds to CD4 cells (for the most part). You may detect the virus by several different methods. An elisa test (enzyme linked immunosorbent assay). You may also detect it by doing a test referred to as a western blot (a gel protein electrophoresis). Thirdly by pcr (polymerase chain reaction) which ...Read more


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Hiv AB test 7 weeks accurate??

Hiv AB test 7 weeks accurate??

HIV: Antibody testing is accurate if you have formed antibodies by that time. There are some people who have a delay in antibody response and therefore testing at 3 months is recommended and some doctors will repeat this at 6 months. If you want immediate reassurance you can get a PCR for HIV RNA. Good luck. ...Read more

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Which sort of test is given for hiv?

HIV Testing: Routine screening for HIV is done w/an elisa test. It looks for antibodies against the virus. It is 99%+ sensitive ; specific for the virus but becomes positive >15+ days after infection. In many countries if +, it is considered diagnostic. In the us we do a confirmatory test (western blot). If it is believed a person has an acute HIV infection, a pcr test looking for viral particles will be done. ...Read more

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Hiv duo test at 28 days is accurate?

Hiv duo test at 28 days is accurate?

Yes it is: More than 95% after 4 weeks of exposure, conclusive > 99% at 12 weeks. You need to test for other STIs as well if you had a risky exposure, not just HIV, be safe ...Read more

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How to accurately test HIV at day 64?

How to accurately test HIV at day 64?

HIV antibody: We screen for HIV exposure with an antibody test. It can take 3- 6 months to turn positive, so serial testing is important. We do not routinely test HIV RNA (viral load) since it can show low level false positive results, but if someone presents with a prolonged flu-like syndrome we may check the viral load to help diagnose acute hiv. ...Read more

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Hiv 3 months test, is this conclusive?

A“window period”: Is when an infected person does not yet have a positive HIV test result. This is because it takes time for the body to develop antibodies to HIV. HIV test can show infection in most people W/I 3 months (average of 25 days to build HIV antibodies). A 3 month negative test may be repeated at 6 month point to pick up on situations in which it takes longer to develop antibodies to HIV. ...Read more

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What is HIV duo test or HIV combo test?

What is HIV duo test or HIV combo test?

HIV: The hiv (1/2) abbott architect combo ag/ab test is most commonly referred to as a 4th generation (or duo or combo) test. It looks for antibody and p24 antigen. According to many health care professionals, this test is actually conclusive at 6 weeks. ...Read more

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Is 178 days HIV and syphils test accurate?

Is 178 days HIV and syphils test accurate?

Speaking clearly: If you mean that you tested 178 days after an exposure then yes these tests should be considered valid. ...Read more

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HIV combo test after 6 weeks is conclusive?

If positive: If the test is positive, it is conclusive. In a small number of infected people it may take longer for the test to become positive. Blood Banks defer potential donors for one year from the time of exposure. For all practical purposes if the nucleic acid test is negative at 6 months after exposure the person is free of HIV. You may consult this site for more information:
https://www. Cdc. Gov/hiv/basics/testing. Html ...Read more

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Is HIV duo test conclusive after 4 month negative?

Is HIV duo test conclusive after 4 month negative?

HIV: This test measures p24 antigen and HIV antibodies and if negative 4 mos after exposure has an inordinately high likelihood that you are negative and will remain so if you do not have further exposures. Some might advise being retested at 6 mos, but doubt this is necessary. Best wishes. ...Read more

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Does 3 Hiv negative test confirms your HIV negative?

Need details: A single nucleic acid test after the interval during which this becomes positive is proof enough that you are not infected. You're young. I trust you'll play safe from now on, and if you continue to have obsessive thoughts that you have become infected, sit down with your physician or someone who's trained in helping you get back into control of these unwanted and unhelpful thoughts. ...Read more

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Hello! Is HIV duo test conclusive at 6 weeks? Thank you!

Yes: The duo test is conclusive, for all practical purposes, any time 4 weeks or more after the last possible exposure. ...Read more

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Hiv combo test at 42 to 62 days negativo. Po to be an safe?

The p24 assay part: Should certainly have been positive by day 62 and even antibody to HIV is likely to be reactive by then. ...Read more

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Can I trust rapid. Tests for HIV as. Reliable and accurate?

Can I trust rapid. Tests for HIV as. Reliable and accurate?

Get confirmation: Rapid tests are great for getting people screened and tested. If its positive, most protocols call for more confirmatory blood tests. ...Read more

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Is there any test to find out if we are HIV resistant or not?

No such thing: Certain genetic genetic mutations make it more difficult to contract hiv, but there is no such thing as true resistance. And this is a classic example of a test whose results will not change any aspect of your life -- you will still avoid dangerous activities -- and so it should not be done. ...Read more

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HIV rapid test at 11weeks and negative. How accurate is this?

HIV rapid test at 11weeks and negative. How accurate is this?

HIV testing: Accurate but needs follow-up. If you really want to be certain you are negative you should have a PCR for HIV RNA done ($$$). Be careful out there, and make sure you have been tested for other STDs if you have had unprotected sex. Good luck. ...Read more

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I had a hiv duo test at 5 months negative is this conclusive?

I had a hiv duo test at 5 months negative is this conclusive?

Yes: Such a test's result is conclusive even before 5 months. A person can then follow routine testing schedules after that, which means if a person is having sex with several people each year, she can tell her primary care doctor about her activities each year at her routine check-ups, and ask her primary care doctor for annual "STD and HIV screening" once per year. ...Read more

Dr. Ed Friedlander
1,487 Doctors shared insights

Human Immunodeficiency Virus (Definition)

Human immunodeficiency virus (HIV) is a lentivirus (a member of the retrovirus family) that causes acquired immunodeficiency syndrome (aids), [1][2] a condition in humans in which progressive failure of the immune system allows life-threatening opportunistic infections ...Read more