Patient Preparation

 

Collect

Serum separator tube (SST). Also acceptable: Lavender (EDTA), pink (K₂EDTA). 

Specimen Preparation

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. 

Storage/Transport Temperature

Refrigerated. 

Unacceptable Conditions

Specimens containing particulate material. Severely hemolyzed or heat-inactivated specimens. 

Remarks

 

Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 8 months (avoid repeated freeze/thaw cycles) 

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

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).

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.

87389; if reflexed, add 86689

Component Test Code*	Component Chart Name	LOINC
2006611	HIV-1,2 Combo Antigen/Antibody	56888-1

* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

• 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