Hiv Combo Test

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HIV COMBO TESTING RELIABILITY

Posted by GreatEscape, 1 Reply

Got myself tested 4 weeks after my last "possible" exposure (oral receptive for about two minutes, no ejaculation, presence precum unknown, insertive partner's status unknown) via SD BIOLINE HIV 1/2 RAPID TEST. Results came out negative.

At the 7th /... Read more »

40 hiv duo, 84 EIA, 97 combo test neg.

Posted by longlife, 1 Reply

40 days later, the duo screw hiv ab / ag neg.
84 days after HIV 1/2 EIA neg.
97 days later, the combo HIV 1/2 neg.

Do I need another test?
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Abbott ARCHITECT HIV Ag/Ab Combo assay Accuracy

Posted by pupiz, 1 Reply

Hi, all. I had an exposure June 25 and ran across this particular 4th generation test that was approved by the FDA in 2010. I am not sure about the accuracy of it. I took an HIV test at 19 days and it was negative. I know that it is not conclusive,... Read more »

1/2combo better?

Posted by Anonymous, 1 Reply

Is it better to take an EIA hiv 1/2 or is the HIV1 EIA just the same in reguards to HIV1 or does the combo pick up group O better? Please answer

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Reactive Ag/Ab Combo Sreen - Negative Western Blot

Posted by Seth28, 3 Replies

Hi All,

It's been 8 weeks since I had condom protected anal sex with my HIV positive ex boyfriend. He did not cum inside the condom in me.

In November 2011 I got tested and I was non-reactive (negative) from the combo screen. I just got tested 2 weeks... Read more »

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HIV combo test

Dr. Wohl, I had a condom break during vaginal sex with a CSW. How accurate is a combination of a HIV RNA PCR test with a 3rd generation HIV antibody test at 4 weeks? What single test do you refer in the future to put this completely behind me?...

Response from David Wohl, M.D.

University of North Carolina - Chapel Hill

Testing negative at 3 weeks with a viral load (HIV RNA PCR) and an antibody test at 4 weeks spells not infected to me. DW... Read more »

Hiv 1/2 combo testing

I've read that Subtypes O and N are more readily detected using an hiv 1/2 combo test than just an hiv-1 test. Would the Hiv-2 test (alone) be as effective in detecting these subtypes as the combo? ...

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine

I am not sure there is any data. MH... Read more »

HIV CMIA Ab - Ag Combo Test

Hi Dr. Richard,In a high risk exposure with ARS symptoms, if an HIV CMIA Antigen and Antibody Combo Test is taken at 7 weeks, what is the reliability of the test? 1. Is it true that sometimes in an infected person, both antigen and antibodies can be...

Response from Richard Cordova III

Test Positive Aware Network

Hi there:Thanks for writing in. Since most people will show up positive on an antibody test by 25 days. It's likely that at seven weeks, it would be fairly reliable. However, antigen tests are not used as stand alone tests and a conclusive... Read more »

hiv 1 and 2 p24 combo test

Hi doctor,I did a hiv 1 and 2 and p24 combo test in India after 44 days of possible exposure (csw in thailand) which came out to be non reactive. Is the test conclusive or do I need to retest after 3 months.Thanks in advance for your response.Ramish...

Response from Jacques Chambers, C.L.U.

HelpWithBenefits.com

I'm sorry but I'm not qualified to answer transmission or medical questions. My specialty is benefits and workplace issues.... Read more »

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Articles

U.S. Centers for Disease Control and Prevention

Zambia: New Drug Combo Eases Mother-Infant HIV Dilemma

A study of HIV-infected pregnant women given a new drug combination of non-nucleoside reverse transcriptase inhibitors (NNRTIs) during labor found they were about half as likely to develop resistance to that class of drugs six weeks after delivery... Read more »

Bristol-Myers, Gilead Work on New Combo HIV Pill

Bristol-Myers Squibb Co. and Gilead Sciences Inc. announced Wednesday a deal to develop and sell a once-a-day HIV pill that combines a popular protease inhibitor (PI) with a boosting agent. Under the plan, Bristol-Myers will formulate,... Read more »

Innovative Rapid HIV Test Appears to Detect Acute HIV; OraQuick Rapid Saliva Tests Found to Be Not Very Accurate for High Risk Testers

My name's Chris Pilcher and I'm a HIV researcher from UCSF [University of California, San Francisco]. I'm principally interested in HIV diagnostics and particularly in detecting and managing acute HIV infection. The poster is appropriately titled,... Read more »

Supervised Blood-Based Self-Sample Collection and Rapid Test Performance: A Valuable Alternative to the Use of Saliva by HIV Testing Programs With No Medical or Nursing Staff

Some saliva-based HIV testing initiatives, the authors wrote, "have resulted in an unacceptable percentage of false positives," while in many countries doctors or nurses are required for blood-based HIV testing programs. In the current study, the... Read more »

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