Knitting Garter Stitch flat means you can knit every stitch of every row, but things are different when working in the round, because you're working the right side of the fabric every round.
Best Answer: Terry, An infection with HIV can take six weeks for detection. At 90 days, 95% will be positive. At 6 months, 99% will be positive.
A: According to AIDS.gov, an antigen test shows the presence of HIV within one to three weeks of infection. A polymerase chain reaction, or PCR, test detects HIV in the blood two or three weeks after an individual is infected.