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Doctor insights on: Hiv Testing Methods

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Dr. Lawrence Kessler
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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Did my HIV test cmia method after 2 months 15 days came out non reactive and index 0.13 does i need furthur testing or this result is satisfactory ?

Did my HIV test cmia method after 2 months 15 days came out non reactive and index 0.13 does i need furthur testing or this result is satisfactory ?

Tested too soon: You did not give us the kind of test you had done, but if it was an antibody test you have tested too soon and will need to test after at least twelve to twenty-four weeks. ...Read more

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Can Alcohol lead to false Negative Hiv tests when tested using Rapid -3rd generation testing Method?

Can Alcohol lead to false Negative Hiv tests when tested using Rapid -3rd generation testing Method?

No: It should not. But the fact that you asks should tell you that you should abandon unprotected sex with new partners now that Ebola has also entered the picture. ...Read more

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What are the rules for testing for hiv?

What are the rules for testing for hiv?

Two tests: Not sure i would call it a "rule", but i would say that: 1. One HIV negative test is never enough. 2. One is not HIV positive until: i. Hiv screen is positive, and ii. The screen is confirmed by a positive western blot of course there are a few nuances to this, but you will have to be more specific about your question. ...Read more

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What is the criteria of time for HIV testing?

What is the criteria of time for HIV testing?

HIV testing...: Negative testing 6 months from exposure is highly accurate and no further testing is needed as long as there have not been other risky sexual encounters since that time. You can be confident that testing 6 months after exposure to the virus provides highly accurate results. In future avoid high risk sexual encounters, use protection, and get regular screening for HIV/STDs if remain sexually active ...Read more

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Can you tell me if my HIV testing was accurate?

Can you tell me if my HIV testing was accurate?

We can't: Testing by an accredited lab in a developed nation is usually reliable. Feel free to ask for testing by another lab and/or method. Best wishes. ...Read more

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Please explain how long should one wait/stay for HIV testing?

Please explain how long should one wait/stay for HIV testing?

No reason to wait: If you think you have been exposed to HIV see your doctor immediately to see if you need post-exposure prophylaxis. There are three different tests that turn positive at different times following exposure. The earliest time to test by HIV nucleic acid would be at about 6 week after exposure. See this site for more info. http://www.ncbi.nlm.nih.gov/pmc/articles/pmc2095005/. ...Read more

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I've heard about HIV self testing. Which one do you recommend?

I've heard about HIV self testing. Which one do you recommend?

There are a couple: There's a couple ways to go for home testing. One is a test like the OraQuick InHome test which uses oral secretions for testing but it's pretty expensive and is an antibody test so can test negative during a window of time after exposure when you might actually be positive. The other test is a mail out blood test (finger prick) called The Home Access HIV-1 and it's sensitivity is 100%. Good luck! ...Read more

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Dr. Ed Friedlander
1,422 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