i have and exposure in 4th april 2009, i do elisa blood test for hiv1 and 2 at 8th august 2009 and the result are non reactive... but now i got swollen nodes at my right side of my neck.. they don't hurt and not big.. i can feel them.. it is about 1cm or less... is it swollen? i am really scared right now... i don't know when the nodes swollen... i just discover in december 2009... it stay that size.. not growing big...help me...