Walnut / Pecan Allergen Test
Short Name: Walnut/Pecan Allergy Test
Also known as: Walnut Allergy Test, Pecan Allergy Test, Tree Nut Allergy Test
Walnut / Pecan Allergen Test test available at DNA Labs India for ₹5,000. Uses Enzyme-Linked Immunosorbent Assay (ELISA), ImmunoCAP on Blood samples. Results in Reports available within 1 week via online portal, email, or WhatsApp.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr SHAILAJA RAGHUNATH MURDESHWAR
Consultant Physician · Reg: 8052
Last reviewed: September 7, 2026
Overview
To detect specific IgE antibodies against walnut and pecan allergens in the blood, confirming or ruling out an allergy to these nuts for accurate diagnosis and management.
- Test Code
- 3374
- Price
- ₹5,000
- Sample Type
- Blood
- Result Time
- Reports available within 1 week via online portal, email, or WhatsApp.
- Fasting Required
- No
- Method
- Enzyme-Linked Immunosorbent Assay (ELISA), ImmunoCAP
Sample Collection
No special preparation required. Inform your doctor about any medications or recent allergic reactions.
Method: Venipuncture
Laboratory Analysis
A blood sample will be drawn from a vein in your arm by a trained phlebotomist.
Report Delivery
Apply pressure to the puncture site to stop bleeding. Resume normal activities unless advised otherwise.
Timeline: Reports available within 1 week via online portal, email, or WhatsApp.
Patient Instructions
About This Test
Who Should Get This Test
To detect specific IgE antibodies against walnut and pecan allergens in the blood, confirming or ruling out an allergy to these nuts for accurate diagnosis and management.
How to Prepare
- Wear loose clothing for easy access to the arm
- Stay hydrated before the test
- Inform the collector about any bleeding disorders
Doctor's Notes
Reviewed by Dr SHAILAJA RAGHUNATH MURDESHWAR — MBBS, MD (General Medicine) · Reg. No. 8052
"If you suspect walnut or pecan allergy, testing is crucial for accurate diagnosis and management to prevent severe allergic reactions."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Hemolyzed sample
- Insufficient volume
- Improper labeling
Understanding Your Results
Negative
No detectable IgE antibodies; allergy unlikely.
Borderline
Low levels of IgE; clinical correlation needed.
Positive
Elevated IgE antibodies; allergy likely. Consult an allergist.
If you experience symptoms after nut consumption, or if test results are positive or borderline, consult an allergist for further evaluation and management.
Limitations
- ⚠May not detect all nut allergies
- ⚠False positives possible due to cross-reactivity
- ⚠Results should be interpreted with clinical history
Risks & Considerations
- ●Minor bruising at puncture site
- ●Rare infection
- ●Dizziness during blood draw
Interfering Factors
- ●Antihistamine medications
- ●Recent allergic reactions
- ●Immunosuppressive therapy
Compare With Similar Tests
| Test | Walnut / Pecan Allergen Test | Skin Prick Test | Oral Food Challenge | Total IgE Test |
|---|---|---|---|---|
| Comparison | Walnut / Pecan Allergen Test |
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