Peanut / Groundnut Allergen Test
Short Name: Peanut Allergen Test
Also known as: Peanut Allergy Test, Groundnut Allergy Test, Ara h 2 IgE Test
Peanut / Groundnut Allergen Test test available at DNA Labs India for ₹5,000. Uses Immunoassay, ELISA on Blood samples. Results in Reports are typically available within 1 week after sample collection.. Free home collection in 300+ cities across India.
Overview
To detect the presence of IgE antibodies specific to peanut allergens in the blood, aiding in the diagnosis of peanut allergy and guiding clinical management.
- Test Code
- 3377
- Price
- ₹5,000
- Sample Type
- Blood
- Result Time
- Reports are typically available within 1 week after sample collection.
- Fasting Required
- No
- Method
- Immunoassay, ELISA
Sample Collection
No fasting required. Inform the healthcare provider about any medications, supplements, or known allergies.
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 with a cotton ball to prevent bleeding. Resume normal activities immediately.
Timeline: Reports are typically available within 1 week after sample collection.
Patient Instructions
About This Test
Who Should Get This Test
To detect the presence of IgE antibodies specific to peanut allergens in the blood, aiding in the diagnosis of peanut allergy and guiding clinical management.
How to Prepare
- Wear loose clothing for easy access to the arm
- Stay hydrated before the test
- Avoid strenuous activity before sample collection
- Bring identification and test requisition form
Doctor's Notes
"Peanut allergy is a serious condition that requires accurate diagnosis. This test helps in identifying specific IgE antibodies, enabling effective management and prevention of allergic reactions."
Test Parameters & Specifications
Sample Stability
- Hemolyzed or lipemic sample
- Insufficient sample volume
- Incorrect sample container or labeling
- Sample older than stability period
Understanding Your Results
Negative: No sensitization to peanuts detected
Action: Low risk of peanut allergy; clinical correlation recommended if symptoms persist
Level: <0.35 kU/L
Borderline: Possible sensitization to peanuts
Action: Consult an allergist for further evaluation, such as skin prick test or oral food challenge
Level: 0.35-0.70 kU/L
Positive: Sensitization to peanuts indicated
Action: Consult an allergist for confirmation and management plan, including avoidance strategies and emergency preparedness
Level: >0.70 kU/L
If you experience symptoms of peanut allergy, have a positive test result, or need guidance on allergy management, consult an allergist or immunologist promptly.
Limitations
- ⚠False positives possible due to cross-reactivity with other legumes
- ⚠Clinical correlation with symptoms is essential for diagnosis
- ⚠Does not indicate the severity of allergy
- ⚠May not detect all peanut allergens
Risks & Considerations
- ●Minor bruising or pain at the puncture site
- ●Rare risk of infection or fainting
- ●No significant risks associated with the test itself
Interfering Factors
- ●Antihistamine medications
- ●Other allergic conditions
- ●Recent exposure to peanuts
- ●Immunosuppressive therapy
Compare With Similar Tests
| Test | Peanut / Groundnut Allergen Test | Skin Prick Test | Oral Food Challenge |
|---|---|---|---|
| Comparison | Peanut / Groundnut Allergen Test |
Frequently Asked Questions
What is a peanut allergen test?
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