Testing for AIDS - 5
•Detection and Diagnosis of HIV-1 infections:
•eAntibody detection
•eAntigen detection
•ŽELISA test used as screening test
•ŽWestern blot test used as confirmatory test to detect:
•wanti-p24
•wanti-p31
•wanti-p41
•2 out of 3 must be present for a positive diagnosis
•ŽQualitative detection
•ŽQuatification of HIV
•wuses amplification of HIV DNA by PCR
•wused to detect HIV-1 in newborns prior to Ab=s being produced
•wuses NASBA to establish viral load
•wused to monitor patient progress or threat to fetus