The 4th generation HIV test we use in BC Canada checks for both HIV-1 and HIV-2. This test is 95% accurate by 6 weeks and would give you a final result by 3 months.
There are no symptoms that are caused by just having HIV. The symptoms people get with a HIV illness are common symptoms that can be caused by many different conditions. The only way you can find out if you have HIV is to go for a HIV test.
As you have a non-reactive HIV test at 19 weeks, I would say that you do not have HIV.
It is common for us to see people who are still worried about HIV even though their HIV test is negative. If this is happening to you have a look at our worry page, it has some helpful tips on what to do in this situation.
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