Casandra
Casandra Test Code QD87835Version 1 (DRAFT)
Performing Lab
Venom Yellow Jacket (Vespula spp) IgG4
Clinical Use
Order TestUse
Measurement of venom‑specific IgG4 ‘‘blocking antibody’’ may help evaluate and optimize immunotherapy in patients with yellow jacket (Vespula spp) venom hypersensitivity; low levels are associated with increased risk of serious reactions.
Special Instructions
Not provided.
Limitations
Not cleared or approved by the U.S. Food and Drug Administration; therapeutic interpretation should consider clinical context and other diagnostic data.
Test Details
Methodology
Immunoassay (ELISA)
Biomarkers
Venom‑specific IgG4 (Yellow Jacket)
ProteinFEIA 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 (min. 150 uL)
Minimum Volume
0.15 mL
Container
Red top tube
Collection Instructions
Collect 1‑2 mL whole blood in red‑top tube.
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