I do not know much about your exposure, but my guess is that your chances of having contracted HIV from them, like most of the people who post here, were pretty darn slim.
If you are passing blood in your stool, my suggestion is to post to a doctor's office post haste. While it does not sound at all like symptoms of primary
Sorry, just read an earlier post from you. You indicate that you tested negative at 5 weeks. Kay, this is pretty good evidence that you don't have HIV, and that whatever symptoms you think you may be experiencing aren't related to HIV. I know you are going to test again, which is good. Not because you may have HIV, but because it may help you get a grip on your anxiety once you get your negative result (and it will be negative, without doubt, it will be negative).