I had unprotected gay oral sex many times and I had anal sex one time without condom. I had severe joint paints for 10 days and 10 to 15 rashes some of itchy some rashes are not itchy. I went to blood test I don't know the last exposure day please help me. 1.hiv-ab-serum 2.hbsag-serum 3.anti-hcv-serum 4.tpha test for syphilis serum (immuno chromatographic) this all the test are negative. I went for hiv1 and hiv2 antibodies western blot serum test. Hiv1 and hiv 2 antibodies screening test 0.06 index <1.00. (cmia. The result is no viral specific bands detected for hiv1 and hiv 2. These test are taken in private hospitals. I had penis burning while urinating. My confusion is the conclusive or not because I dnt know the correct last exposure. 60 days after exposure I done the test I can not able to believe it is 90 days exposure. Please help me doctor. at least I want to known it is 95% conclusive or not doctor please help me. Each and every sec I am thinking about this only doctor please help.