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Test Code B2GLYIGA B2-Glycoprotein IgA

Additional Codes

Meditech Order: BETA2GLYCIGA

Alias

Beta 2 Glycoprotein IgA

Intended Use

EliA B2-Glycoprotein IgA is intended for the in-vitro semi-quantitative measurement of IgA antibodies directed to B2-Glycoprotein I in human serum or plasma (Li-Heparin, EDTA) to aid in the diagnosis of antiphospholipid syndrome (APS) as well as thrombotic disorders related to systemic lupus erythematosus (SLE) in conjunction with other laboratory and clinical findings.  EliA B2-Glycoprotein I IgA uses the EliA IgA method on the Phadia 250 instrument

Performing Lab

Boone Health Laboratory

Collection Method

Venous Collection

Container

Gold Serum Tube

Instructions/Special Handling

None

Preferred Specimen

Gold SST Serum Tube

Red Serum

Acceptable Specimes

  • Plasma
    • Lithium Heparin
    • EDTA

Units

EliA U/mL

Reference Ranges

<7 Negative
>10 Positive
7-10 Equivoval (recommend retesting after 8-12 weeks)
>183 >183 EliA U/mL

 

Critical Values

N/A

Reasons for Rejection

Hemolysis Grossly hemolyzed (>519 mg/dl)
Icterus Bilirubin >20.6mg/dl
Lipemia >1000
Other Contaminated specimens, Rheumatoid factor IgM (550 IU/mL), QNS, Improperly labeled, Improper specimen type

 

Specimen Stability

Ambient (15-25°C) 8 hours
Refrigerated (2-8°C) 14 days
Frozen (-20°C) 12months (only one freeze thaw cycle)

 

Performance Information

Days/Times Performed Monday, Wednesday and Friday
Expected Turn around Time 1-3 days
Methodology/Method Description EliA IgA 

CPT Code(s)

86146