hi, im working as medical technologist , iam the one who did my laboratory test, i did checked for my hbsag , hcv, hiv with all the liver test, it is always fine until latelt, the machine give me borderline results, did it twice with but still its borderline result, im very much confused because my anti-hbs are reactiv ranging 1000. is there any possibility that i am reactive in HBsag although im reactive and immune already through my anti zhbs reactive?pls help me thanks