Human Immunodeficiency Virus (HIV) Combo Antigen/Antibody (HIV-1/O/2) by CIA, with Reflex to HIV-1 Antibody Confirmation by Western Blot
Ordering Recommendation
Mnemonic
Methodology
Qualitative Chemiluminescent Immunoassay /Qualitative Western Blot
Performed
Sun-Sat
Reported
1-2 days
New York DOH Approval Status
Specimen Required
Serum separator tube (SST). Also acceptable: Lavender (EDTA), pink (K2EDTA).
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1.5 mL serum or plasma to an ARUP Standard Transport Tube. Remove particulate material. (Min: 0.75 mL) Remove particulate material.
Refrigerated.
Specimens containing particulate material. Severely hemolyzed or heat-inactivated specimens.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 8 months (avoid repeated freeze/thaw cycles)
Reference Interval
Test Number |
Components |
Reference Interval |
---|---|---|
Human Immunodeficiency Virus (HIV) Combo Antigen/Antibody (HIV-1/O/2) by CIA | Negative | |
0020284 | Human Immunodeficiency Virus Type 1 (HIV-1) Antibody Confirmation by Western Blot | Negative |
Interpretive Data
This test should not be used for blood donor screening, associated re-entry protocols, or for screening Human Cell, Tissues and Cellular and Tissue-Based Products (HCT/P).
FDA
Note
This fourth-generation screen test is for the simultaneous qualitative detection of Human Immunodeficiency Virus Type 1 (HIV-1) p24 antigen and antibodies to HIV Type 1 (HIV-1 groups M and O) and HIV Type 2 (HIV-2), Results of the screen cannot be used to distinguish between the presence of HIV-1 p24 antigen, HIV-1 antibody, or HIV-2 antibody.
If the HIV-1,2 Combo Antigen/Antibodies screen is repeatedly reactive, then the Human Immunodeficiency Virus Type 1 (HIV-1) Antibody Confirmation by Western Blot will be added. Additional charges apply.
Performed and Reported times indicated are for the screening portion of this test. Refer to Human Immunodeficiency Virus Type 1 (HIV-1) Antibody Confirmation by Western Blot (ARUP test code 0020284) for additional information regarding Performed or Reported times for the reflex portion of this test.
Hotline History
CPT Codes
87389; if reflexed, add 86689
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
2006611 | HIV-1,2 Combo Antigen/Antibody | 56888-1 |
Aliases
- 4th generation HIV screen; HIV Ag/Ab combination screen
- Fourth generation HIV
- HIV 1,2 Combo Antigen/Antibody
- HIV Diagnosis
- HIV-1,2 Combo Antigen/Antibody