Pear
Use
The 'Pear' test is used to measure specific IgE levels against a pear allergen, which helps determine allergic sensitization to pears. This test can assist clinicians in diagnosing pear allergy, which may present as local or systemic hypersensitivity reactions when the patient consumes pears. Accurate identification of potential allergens is crucial for managing and preventing allergic reactions, especially in individuals with suspected food allergies.
Special Instructions
It's essential to use the correct type of collection tube - either a red-top tube or a gel-barrier tube is specified for serum collection. Ensure specimens are correctly stored and shipped under designated temperature conditions to maintain stability. Consider possible delays in result turnaround if confirmatory or reflex tests are required.
Limitations
The test is limited to identifying IgE-mediated allergy and does not confirm non-IgE or non-allergic food sensitivities. Specific IgE levels do not always correlate with the severity of clinical symptoms, and a comprehensive clinical evaluation should accompany test results. The test may not be definitive for diagnostic decisions when used in isolation. False positives or negatives can occur and patient history and other diagnostic tests should be considered in interpretation.
Methodology
Immunoassay (Thermo Fisher ImmunoCAP®)
Biomarkers
LOINC Codes
- 6207-5
- 6207-5
Result Turnaround Time
3-5 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
1 mL
Minimum Volume
Not provided
Container
One 8.5 mL red-top tube or one 8.5 mL gel-barrier tube
Storage Instructions
Room temperature
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 3 months |