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A 25-year-old male asked:

Recently i took a hiv dna pcr test and results were detected and reference range not detected, my hiv antibody screen test came back neg i am worried?

1 doctor answer2 doctors weighed in
Dr. Amy Deeken
Pathology 20 years experience
Recent exposure?: Follow up testing is required. Pcr tests have a false positive rate of 3-10%. If you had a recent exposure, it is possible that repeat testing will show antibody to become positive and there is a true HIV infection. If it does not, it is likely a false positive.

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Last updated Jan 3, 2016

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