hello Dr today i got my new labs result but i felt unhappy with myself even could not be able to do anything today due to the bad news, i rally get upset with life please i'd like to know what'll cause this cd4 to drop almost 54 but my viral load was decrease from 52 to 40,.i began to wonder maybe after my last cd4 test on 23/1/2010 i got hepatitis vaccine shot on 27/12010 and second shot was 27/2/2010 even i started exercise morethan i did before,then today i got my new labs result with big suprise cd4 311,vl 40,%17.so what will cause this to hapen? my cd4 before was 365 vl a blip 52 cd4% 19 on meds sustiva,truvada.

Although this seems like a big drop, I would not be concerned. Given that your viral load has remained essentially undetectable, I don't think this means your regimen is no longer working. I would suspect on your next test, your CD4 count will likely be up again.