Peanut
Use
The Peanut test is designed to measure the specific IgE antibodies to peanuts, which are used in the assessment of allergic reactions. Detection of specific IgE antibodies aids in the diagnosis of allergic diseases and in the determination of appropriate therapeutic interventions. Positive results indicate sensitization, and the degree of sensitization may correlate with the severity of the allergic response.
Special Instructions
Patients should be advised to avoid peanut exposure before the test to prevent any adverse allergic reactions during sample collection. Compliance with specimen requirements, such as using the correct collection tubes, should be ensured to maintain the integrity of the test.
Limitations
The Peanut test results must be interpreted in context with the patient's clinical history and other laboratory findings. False positives may occur, and cross-reactivity with other nuts and legumes might affect the specificity of the test. The presence of IgE antibodies indicates sensitization, which does not necessarily correlate with symptomatic allergy. Additional tests and clinical correlation are recommended for a comprehensive assessment.
Methodology
Immunoassay (Thermo Fisher ImmunoCAP)
Biomarkers
LOINC Codes
- 6206-7
- 6206-7
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 |