Doctor insights on:
Hiv Antibody Test Window Period
What is the window period for p42 antigen/ antibody dual 4th gen HIV test? And the window period for HIV RNA PCR test? When can it be conclusive?
See below: Please consult this site for a detailed answer. Nucleic acid tests are conclusive about a month after acquiring infection. http://www.sfaf.org/hiv-info/testing/hiv-test-window-periods.html ...Read more
Hiv infection is caused by a retrovirus....This retrovirus binds to CD4 cells (for the most part). You may detect the virus by several different methods. An elisa test (enzyme linked immunosorbent assay). You may also detect it by doing a test referred to as a western blot (a gel protein electrophoresis). Thirdly by pcr (polymerase chain reaction) which ...Read more
Is HIV antibody blood test window period duration affected by location of where infection occur, ie very high risk (anal) or extremely low risk (kiss)?
No: The testing window is not determined by contact point. ...Read more
2-6 wks-months.: Most people show antibody readings at about 2-6 weeks after HIV infection, however antibodies may not become detectable until after several months of infection. This does not mean that a person is not infected with HIV if no antibodies are detected so they need to be interpreted in accordance with history, risk factors, and state of health of the patient. False positives occur so confirm w/wblot. ...Read more
Hello Sir I want to know about the window period of HIV antibody tests. I tested negative after 6 months of the exposure and 1.8 yr of the previous .
HIV antibody Testing: You should have a valid answer by twelve weeks on this test. It is not the best test in an acute exposure. Your question also implies that you do not know that HIV infection can be prevented after a high risk exposure as long as the appropriate action is taken within 72 hours of exposure. This process known as post exposure prophylaxis is very effective at preventing infection. ...Read moreSee 1 more doctor answer
Is HIV detectable after window period (3 months) by hiv-antibody test if pep is taken after 8 weeks of exposure assuming HIV is transmitted?
How accurate was HIV antibody test, if -ve tested after 6mth window period cos some say need to confirm with rna/western bolt for 100% result?
Human immunodeficiency virus (HIV) is a lentivirus (a member of the retrovirus family) that causes acquired immunodeficiency syndrome (aids),  a condition in humans in which progressive failure of the immune system allows life-threatening opportunistic infections ...Read more