Sir I had unprotected sex 7 months ago from the last 7 months I had get test HIV combo test 4th generation everything was negative and the end of the sixth month I took HIV combo test observer value 0. 35 biological reference is less than 1.0 is non reactive so after 10 days again I had HIV combo test now this time absolute values 0.47 so so much scared why this aur increasing suddenly this much 0.35 Tu 0.47 then next day I had exactly 7 month of exposure I went different lab again I took his IV combo test now this time observed values 0.33 so I am totally confused I'm getting so scared suddenly values are increasing is my seventh month of exposer HIV test is conclusion or not do I need any further testing still in is there any chance that I am HIV negative to change as a positive because everyday morning I had developed oral trust highly and little bit rashes on my skin please help me sir what is my next step thank you in advance.