If HIV Antibodies, HIV-1/2, EIA is Repeatedly Reactive, HIV-1/2 Antibody Differentiation will be performed at an additional charge (CPT code(s): 86701, 86702). If HIV-1/2 Antibody Differentiation is Negative or Indeterminate, HIV-1 RNA, Qualitative, TMA will be performed at additional charge (CPT code(s): 87535).
HIV antibodies may not be detected in window between infection and detection of antibody.
The combination HIV-1/HIV-2 includes detection of subtypes of HIV-1 not included in HIV-1, EIA alone. Repeatedly positive results are confirmed utilizing a different assay.
HIV Antibodies, HIV-1/2, EIA with Reflexes