Casandra
Casandra Test Code QD97636Version 1 (DRAFT)
Performing Lab
Cashew IgG4
Clinical Use
Order TestUse
The clinical utility of food‑specific IgG4 tests has not been clearly established. Physicians sometimes use allergen‑specific IgG4 to evaluate patients prior to or during immunotherapy. These tests can be used in special clinical situations. This test should only be ordered by physicians who recognize the limitations of the test.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
Cashew IgG4
ProteinCashew IgG4
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
2-3 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
0.5 mL
Minimum Volume
0.15 mL
Container
red‑top tube
Collection Instructions
Collect 1‑2 mL whole blood in red‑top tube, centrifuge and transfer 0.5 mL serum into transfer tube.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 28 days |
| Frozen | 28 days |
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