It's a good step that you've undergone an hiv rna pcr test for early detection after a potential exposure. Typically, these tests are designed to detect both hiv-1 and hiv-2, unless specified otherwise. An undetected result after 12 days is a positive sign, but it's important to consider a few factors.
1. Hiv types: the hiv rna pcr test is generally inclusive of both hiv-1 and hiv-2, covering the most common types of the virus. However, the prevalence of hiv-2 is lower than hiv-1, especially outside specific regions like west africa.
2. Window period: the term "window period" refers to the time it takes for the virus to be detectable in the blood. While rna pcr tests are highly sensitive, there is still a window period. Early testing is encouraging, but follow-up testing may be recommended to ensure accuracy.
3. Regional considerations: if you haven't been in regions where hiv-2 is more prevalent, the likelihood of being infected with hiv-2 is generally lower. Still, you may opt for specialized test which target hiv-2.
To provide more accurate guidance, it would be beneficial to review the actual test report. I encourage you to share the report image in a private chat within the platform. This will allow for a more detailed discussion and personalized advice based on your specific situation.
Regular follow-ups and ongoing communication contribute significantly to the accurate interpretation of hiv test results and overall health management.