Orchard Grass
Use
The Orchard Grass test measures the specific IgE antibodies to orchard grass, which is a common allergen and cause of hay fever or seasonal allergic rhinitis. ImmunoCAP tests are widely used in allergy diagnostics as they detect the presence and level of IgE antibodies, providing valuable information to healthcare providers for diagnosing allergies, monitoring treatment efficacy, and tailoring management plans for patients. Elevated IgE levels may suggest sensitization to orchard grass and the test helps to confirm allergy diagnosis.
Special Instructions
The test requires a blood specimen, preferably collected in a red-top or gel-barrier tube. Ensure the specimen is stored as per the stability instructions to maintain its integrity. Results need to be interpreted in the context of the clinical symptoms and history of the patient, alongside other diagnostic tests or evaluations.
Limitations
This test is specific to orchard grass and may not identify all potential allergens causing symptoms in a patient. Cross-reactivity with other similar allergens is possible, potentially impacting specificity. Additionally, the presence of specific IgE does not always indicate clinical allergy; some patients with IgE antibodies may be asymptomatic. Furthermore, factors like recent allergen exposure, medications, or conditions affecting IgE levels can influence results. Interpretative care is advised, particularly in poly-sensitized patients or those with complex allergy profiles.
Methodology
Immunoassay (CLIA)
Biomarkers
LOINC Codes
- 6195-2
- 6195-2
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 |