My last exposure is feburary 2018 Take western blot nov 26,2018 which is indeterminate with p24 detected December 10,2018 take western blot which is negative January 23,2019 take western blot which is negative (All are taken different lab) March 7, 2019 3rd generation hiv antibody test which is negative April 27,2019 Ag/Ab combo test which is negative... May 30 Hiv Elisa test which is negative. Sir one doctor is told me to do hiv pcr rna quantitaive and cd4 count test for your satisfaction... Should i go for this test or no need???