Test Price
750 AEDโ Home Collection Available
Walnut & Pecan Component Allergen Test
Executive Summary & Core Metrics
- โ Accuracy Guarantee: 99.9% Diagnostic Sensitivity via ISO 9001:2015 Accredited Processing.
- โ Premium Logistics: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection (Daily 8 AM โ 11 PM).
- โ Clinical Guidance: Telephonic Post-Test Clinical Guidance in result interpretation.
- โ Insurance: Direct Billing Verification via WhatsApp +971 54 548 8731.
Test Overview & Methodology
Walnut and pecan allergen component testing measures specific IgE antibodies to major molecular components (e.g., Jug r 1, Jug r 4 for walnut; Car i 1 for pecan), enabling precise diagnosis of genuine tree nut allergy versus cross-reactivity. This DHA-compliant assay guides dietary management and risk of severe reactions.
| Feature | Our Test (Component-Resolved IgE) | Standard IgE Immunoassay |
|---|---|---|
| Methodology | Fluorescence Enzyme Immunoassay (FEIA) with LC-MS/MS validation | Total extract-based IgE detection |
| Specificity | Distinguishes genuine allergy from pollen-food cross-reactivity (e.g., Bet v 1 homologues) | High rate of false positives due to cross-reactive carbohydrate determinants |
| Turnaround | 1 week (7 business days) | Varies; often 5โ10 days |
Physician Insight & Safety Protocols
โA positive result alone does not confirm clinical allergy; correlation with history and oral food challenge is essential. Do not discontinue prescribed medication without consulting your doctor. โ Dr. Ajay Singh, General Practitioner, DHA License 36234132โ
Safety Advisory: Medication & Clinical Considerations
Serum IgE testing does not require discontinuation of antihistamines, unlike skin prick tests. However, inform your phlebotomist of all medications to ensure accurate clinical interpretation and to rule out any interference with other ordered tests.
Patient Exclusion Criteria & Emergency Red Flags
- Exclusion Criteria: Active urticaria, acute infection, recent anaphylaxis (within 4 weeks), antihistamine use within 5 days (may affect skin testing, but serum IgE is unaffected; however, clinical correlation needed).
- ER Red Flags: If you experience swelling of lips/tongue/throat, difficulty breathing, wheezing, or a sudden drop in blood pressure during or after specimen collection, seek emergency medical care immediately.
Patient FAQ & Clinical Guidance
1. What does the walnut pecan allergen component test detect?
A: This measures specific IgE antibodies to molecular components of walnut and pecan, distinguishing true allergy from cross-reactivity. It identifies sensitization to stable allergens (e.g., storage proteins Jug r 1, Car i 1) linked to severe systemic reactions, versus labile allergens associated with oral allergy syndrome.
2. Do I need to stop antihistamines before the blood draw?
A: Serum IgE testing does not require discontinuation of antihistamines, unlike skin prick tests. However, inform your phlebotomist of all medications to ensure accurate clinical interpretation and to rule out any interference with other ordered tests.
3. How long does it take to receive results and what do they mean?
A: Results are ready within one week and are reported quantitatively in kU/L, with interpretive ranges. A level above 0.35 kU/L is considered positive, but the magnitude and pattern must be correlated with clinical historyโnot all sensitizations cause symptoms.
UAE Regulatory & Data Privacy Adherence
Data Privacy & Health Information Security: Fully compliant with Federal Decree-Law No. 45 of 2021 on Personal Data Protection (PDPL) and Federal Law No. 2 of 2019 Concerning the Use of Information and Communication Technology in Health Fields. Clinical testing safety and patient consent adhere to Federal Decree-Law No. 4 of 2016 on Medical Liability.
Accreditation: ISO 9001:2015 Cert: INT/EGQ/2509DA/3139
Home Collection Service: VIP Mobile Phlebotomy & Temperature-Controlled Cold-Chain Home Collection โ Daily 8 AM to 11 PM. WhatsApp: +971 54 548 8731
Corporate Lab Branding: DNA Labs UAE
Clinical & Logistical Metadata
| Test Name | Walnut & Pecan Component Allergen Test |
| Price (AED) | 750 |
| Turnaround Time | 1 week (7 business days) |
| Sample Type / Matrix | Serum (Peripheral blood) |
| Methodology Used | Fluorescence Enzyme Immunoassay (FEIA) with LC-MS/MS validation |
| ICD-10-CM Code | Z91.018, T78.01XA, Z91.014 |
| LOINC Code | 6080-2, 6182-6 |
| DHA Facility License & Laboratory Address | License No: 1143 | Premises 105, Floor 1, Building 33, Dubai Healthcare City, Dubai, UAE |
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