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A member asked:
Cdc states a window period of 45 days for hiv 4th generation test(duo test). why some agencies still state 12 weeks or 3 months?
3 doctors weighed in across 2 answers
My guess is they are not uptodate for vary by parts of the world. For best advice spend $20 for a 1 week subscription to uptodate.com and read all about their assessment of diagnosis and treatment of HIV. Will save time, money, worry and maybe even your life.
Answered 11/19/2021
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They're behind the CDC
Answered 11/25/2021
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Related Questions
A member asked:
What is the criteria used by cdc behind calculating window period for hiv? And why it is 90 days?
A doctor has provided 1 answer
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If the CDC states that an HIV 4th gen test window period is 18 -45 days and an RNA PCR test is 14 - 33. why are doctors on Healthtap saying to re-test at 90 days? If you used those tests at six weeks for the 4th gen test at the RNA at five weeks?
As per CDC guidelines hiv window period is 6 weeks, is this applicable for both types of hiv 1 & 2 ? as per my understanding 4th generation antigen is only for hiv 1 and only left with antibody which is recommended to test at 3 months?
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Im so confused on 3rd gen hiv rapid test window period, cdc say 90 days conclusive, in malaysia im read 6 months to conclusive, in Indonesia suggest keep testing for 1 year, please give me insight which one is best guide line, thanks?
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