2 doctors weighed in:
Is an HIV ELISA test always done with an western blot test?
2 doctors weighed in

Dr. Joel Gallant
Internal Medicine - Infectious Disease
1 doctor agrees
In brief: No
In general, the elisa is done first, and the lab then does a western blot if the elisa is positive.
However, it is possible to order just the western blot, in which case the elisa usually isn't done.

In brief: No
In general, the elisa is done first, and the lab then does a western blot if the elisa is positive.
However, it is possible to order just the western blot, in which case the elisa usually isn't done.
Dr. Joel Gallant
Dr. Joel Gallant
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