I am 29 years old Indian boy.I live in dubai.At 20th Sept 2012 I got for a sex relation with a sex worker.I used the condom but there were some scratches at the under part of peni (scrotum ).After 6months of this meeting I suffer from the flu when I got the medicines of the flu it recovered but the headache in the back starts and also suffer from dirrea.then I went for the test which was negative but the problems of headache remain continue ,I went to India and May 2013 get elsa test but all were negative , Aug 2013 I get the card test which also negative when go back to Dubai I suffer neck pain ,headache ,sore thoart.Now please tell but should I do to confirm that I am no HIV +. ELISA TEST RESULTS (done on 7th november 2013) HIV (1&2) RESULT OD: 0.85 can u tell me whats d meaning of 0.85 ??/ - plz ans