 [ Symptoms ] should three negative herpes test be accurate  i had a brief unprotected sexual encounter about 20 seconds started feeling funny in the boxer short area and tested for everything all came back negative i tested three times for hsv2 at week 6 12 28 post sexual encounter returning negative results are my test accurat by now my friend say she tested positive in february of 2013 my last test was done february 11 2013 and came back negative [ Disease ] yes but so can about a hundred other things so it would be wise to seek a medical evaluation looking for other causes as well