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Sore In Mouth And Dna Pcr Testing

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Ask the Experts

HIV-1 DNA by PCR test and HIV-1 Abs test

Hi, I took the tests above on the 36th day after exposure. Both tests came negative, (I'm not in any med, never tested positive)However, I'm wondering how accurate these results are? Should I repeat the tests, when? What was the posibility of...
Joseph McGowan, M.D., F.A.C.P.

Response from Joseph McGowan, M.D., F.A.C.P.

North Shore University Hospital
...2 weeks and most will be positive by 6 weeks. We repeat the testing for 3 months to be sure to catch all positives.The HIV PCR test should be positive by day 36, usually at a high titer. We generally would not run this test unless a person had... Read more »
Articles
San Francisco AIDS Foundation

HIV Testing

...AIDS Hotlines. Some individuals, perhaps wanting results without waiting for the window period, may be curious about a PCR or other types of viral load (RNA) testing (testing directly for the virus itself). Viral load testing is generally... Read more »
San Francisco AIDS Foundation

Treatment

...light; more light means that more virus is present in the patient's blood. The other test, called the reverse transcriptase polymerase chain reaction or RT-PCR test (commonly called PCR), chemically multiplies the amount of viral RNA in a blood... Read more »
AIDS InfoNet

Viral Load Tests

...Load? The viral load test measures the amount of HIV virus in your blood. There are different techniques for doing this: The PCR ( p olymerase c hain r eaction) method uses an enzyme to multiply the HIV in the blood sample. Then a chemical... Read more »
The Well Project

Understanding HIV-Related Lab Tests II: Viral Load, Resistance and Tropism

...Viral Load Test Viral load is the amount of HIV in your bloodstream. Viral loadcan be measured by two different lab tests: polymerase chain reaction (PCR) orbranched DNA (bDNA). It is best to stick with the same kind of test and notswitch... Read more »
Connect With Others

Western Blot Test

Posted by yes1, 4 Replies
What is the accuracy of the Western Blot at 7, 8, 9, and 10 weeks? Read more »

average

Posted by Anonymous, 2 Replies
The information that "the average time to test accurately for hiv antibodies is 25 days" is grossly outdated. So, let us not go into lengthy definition about the meaning of average. Most doctors, lab technicians and experts say that by 4 weeks, most... Read more »

someone help with pcr question

Posted by Anonymous, 1 Reply
...about 4200. With monocytes normal 3-8 mine were 14. I have been antibody tested at 1 week and 3 weeks both negative. Also pcr by dna at 12 days 18 days and 20 days after exposure all negative. I am taking my pcr test again at 30 days and was... Read more »

Proviral DNA PCR Test--Please answer

Posted by Anonymous, 1 Reply
...tested for all STDs (syph, chlamydia, gonnoreah, hep B, herpes, etc), which tests were all negative. I took a proviral DNA PCR at 11 days (undetected) and at 28 days (undetected as well). Should I rest easy or start taking ELISA tests? The... Read more »