Casandra
Casandra Test Code LC85822Version 1 (DRAFT)
Performing Lab
Immunoglobulin A, Subclass 1
Also known as: IgA Subclass 1, IgA1
Clinical Use
Order TestUse
Study IgA deficiencies in patients in association with recurrent sinopulmonary infections or repeated transfusions; study IgA elevations associated with IgA myeloma
Special Instructions
Not provided.
Limitations
The test might be affected by gross lipemia and hemolysis, which are causes for rejection. Additionally, the test may require confirmatory or reflex tests that could extend the turnaround time.
Test Details
Methodology
Immunoassay
Biomarkers
IgA Subclass 1
ProteinConcentration / Level
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
LOINC Codes
Order Codes
- 6886-6 - IgA1 Ser-mCnc
Result Codes
- 6886-6 - IgA1 Ser-mCnc
Result Turnaround Time
3-5 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
1 mL
Minimum Volume
0.5 mL
Container
Red-top tube or gel-barrier tube
Collection Instructions
Transfer specimen to a plastic transport tube.
Storage Instructions
Maintain specimen at room temperature.
Causes for Rejection
Gross lipemia; hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 14 days |
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