Elm, American IgG4
Use
This test measures specific immunoglobulin G subclass 4 (IgG4) antibodies directed against American elm (Ulmus americana) pollen. Allergen-specific IgG4 levels are typically used in the context of assessing immune tolerance or response to allergen exposure. It may inform allergen-specific immunotherapy decisions and monitoring. IgG4 antibodies can play a role as “blocking” antibodies that inhibit allergen‑IgE interactions, potentially reducing hypersensitivity reactions.
Special Instructions
Not provided.
Limitations
IgG4 detection does not establish clinical allergy; it may reflect immunotherapy response or tolerance rather than symptomatic allergy. Clinical interpretation should be done in the context of patient history and other immunologic findings.
Methodology
Immunoassay
Biomarkers
Ulmus americana IgG4
Protein
LOINC Codes
- 56174-6 - White Elm IgG4-mCnc
Result Turnaround Time
0 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
Not provided
Minimum Volume
Not provided
Other tests from different labs that may be relevant