Q: What are the chances of AIDS in a man who is found HIV negative, after 6 months of exposure through a Tridot test? Can this person become HIV positive after 2 years of exposure? What is maximum (at the peak) windows period in a Tridot test?

A:It is extremely unlikely that a person who has tested HIV negative after six months of exposure will test as HIV positive provided - 1. He hasn't got another exposure after the first one. 2. The lab where test was done is a good, a credited laboratory.