I had sex with a lady 2 yers before.after,i am experienced hiv symptoms like fever ,sore throt,mouth ulcer,1month dierrhea,nuasea etc..then i tested elisa 4,6 and 7 month after my expossure.now i having swollen lymph node on my neck and under the both side of the cheek and breathing difficulty.i am a radiographer.radiation can cuase delay window period?should i test again?