Hi Dr, what test can be taken for conclusive of HIV and STDs name the tests I will do the test and contact you privately for further counselling. I have taken HIV Elisa after 110 days it show value of .140c/o negative the biological reference is < .203 non reactive and >.203 reactive can any one explain this and name a test for HIV and STDs conclusive.

Dr. Ketan RanpariyaHIV Specialist12yrs exp

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There is one concept of Window period that means if some infective micro organism enter into our body and you test on next day your report comes negative even even micro organism present in your body. Test will come positive after overturn number of day, weeks or months onky every disease and every test have different window period hiv 1 pro viral dna QUALITATIVE test has window period of 17 days that means you have to do this test only after 17 days to get accurate result HIV DUO has 3 month window period RAPID HIV ELISA AND OTHER CARD TEST HAS 6 month window period same way HBsAg, HCV and VDRL has window period of 3 month so you have to do it after 3 month of exposure.  

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