What is the window phase of an infection? How is this concept important for testing for HIV infection in blood banks?
Window peroid of an infection:
The window period is the time between when a person gets HIV and when a test can accurately detect HIV infection.During the window period a person can be infected with HIV and be very infectious but still test HIV negative. The window period for a 4th generation antigen/antibody test is four weeks.
Concept important for testing for HIV infection in blood banks:
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