Ragweed, Western
Also known as: Western Ragweed
Use
The Ragweed, Western test is designed to detect specific IgE antibodies to ragweed allergens. It aids in the diagnosis and monitoring of allergic conditions related to ragweed exposure. This test is crucial for identifying allergic sensitization to Western Ragweed, which is a common cause of seasonal allergic rhinitis or hay fever, especially during late summer and early fall.
Special Instructions
Ensure that the specimen is collected in the appropriate container. Proper specimen volume is essential for accurate testing. Allow additional time for reflex or confirmatory tests if needed. Regular testing schedules may vary, so plan accordingly.
Limitations
The test measures specific IgE antibodies to Western Ragweed using the Thermo Fisher ImmunoCAP® method. However, it may not capture all allergic reactions as it is specific to the allergens of Western Ragweed only. Cross-reactivity with other allergens or substances can occur, potentially leading to false positives or negatives. Interpretation should consider clinical history and other diagnostic results.
Methodology
Immunoassay (Thermo Fisher ImmunoCAP®)
Biomarkers
LOINC Codes
- 6275-2
- 6275-2
Result Turnaround Time
3-5 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
0.2 mL
Minimum Volume
Not provided
Container
Red-top tube or gel-barrier tube
Storage Instructions
Room temperature
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 3 months |