ARUP's Laboratory Test Directory

Hepatitis B Virus Surface Antigen with Reflex to Confirmation, Prenatal : 2007573

Mnemonic: HBSAG PN

Methodology: Qualitative Chemiluminescent Immunoassay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube. Also acceptable: Pink (K2EDTA).

Specimen Preparation: Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 2 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 1.5 mL)

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Heparinized plasma. Specimens containing particulate material or obvious microbial contamination. Heat-inactivated, severely hemolyzed or lipemic specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Indefinitely (avoid repeated freeze/thaw cycles)
Reference Interval:
 
Test Number Components Reference Interval
 Hepatitis B Virus Surface Antigen, Prenatal Negative
2007575 Hepatitis B Virus Surface Antigen Confimation, Prenatal Non Confirmed

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).
Note: Order this test only for prenatal specimens. Performed and Reported times indicated are for screening for HBsAg. If results for HBsAg screen are reactive (≥ 1.0), then HBsAg Confirmation, Prenatal will be added. Additional charges apply.
CPT Code(s): 87340; if reflexed, add 87341
Cross References: Prenatal Reflexive Panel (Hepatitis B Virus Surface Antigen with Reflex to Confirmation, Prenatal)