Cornwall - PA
Walnut Allergy Test - Nut Allergies in Cornwall, PA
A walnut-specific IgE blood test detects antibodies the immune system may produce against proteins in walnuts. Walnut Allergy Test - Nut Allergies testing in Cornwall, PA: order online, visit a patient service center near you, and review your results in a secure account.
- Typical price
- From $49
- Results
- 1-3 business days
- Preparation
- See preparation notes below
Order this test online
- Buy online in a few minutes - no doctor's visit needed for most tests.
- Sample collection at a patient service center near you.
- Results are typically ready within 1-3 business days.
- Secure, lab-reviewed results delivered to your account.
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About the Walnut Allergy Test - Nut Allergies
A walnut-specific IgE blood test detects antibodies the immune system may produce against proteins in walnuts. It is a screening tool for suspected tree nut allergy, not a diagnosis by itself. A clinician may order it after a reaction to walnut, when reviewing a tree nut panel, or when a person's history suggests sensitivity to walnuts or related nuts. Testing uses a single blood sample.
What this test measures
- Walnut-specific IgE Antibodies produced in response to walnut proteins, used to assess sensitization.
Who this test may be right for
- Hives, itching, or swelling after eating walnuts
- Throat tightness or breathing symptoms after tree nut exposure
- Digestive symptoms shortly after walnut intake
- Testing as part of a tree nut allergy panel
- A history of reactions to other tree nuts such as pecan
Before your visit
- No fasting is required for most IgE allergy tests
- Tell the collector about antihistamines or other medications you take
- Stay hydrated before the blood draw
- One blood sample is typically sufficient
Understanding your results
An elevated walnut-specific IgE level may indicate sensitization to walnut proteins and can be associated with allergic reactions, some of which may be severe. A positive result alone does not confirm a clinical allergy, and a low level does not fully exclude one. Walnut is related to pecan, so cross-reactivity is possible; a healthcare provider should interpret results with your history.
Walnut Allergy Test - Nut Allergies near Cornwall
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Walnut Allergy Test - Nut Allergies in Allentown, PA
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View testQuestions people ask
Where can I get a Walnut Allergy Test - Nut Allergies near Cornwall?
Patient service centers near Cornwall collect samples for this test. Choose a location when you order and visit at a time that works for you.
How much does a Walnut Allergy Test - Nut Allergies cost in Cornwall?
Typical pricing is From $49, and the exact price is confirmed at checkout.
Do I need to prepare for this test?
Follow the lab's instructions.
How long do results take?
Most results are released in 1-3 business days.
Does this test require fasting?
No. The walnut-specific IgE test does not require fasting and can be collected at any time.
Is walnut allergy related to pecan allergy?
Walnut and pecan are closely related tree nuts, and walnut-specific IgE can sometimes accompany pecan sensitivity. A healthcare provider can advise whether additional tree nut testing is warranted.
LabBookings is an independent directory. We compare test details and pricing information, but we are not a laboratory and we do not perform testing or provide medical advice. Always talk to a licensed healthcare provider about your results and treatment.
Laboratory services are provided by independent, CLIA-certified testing partners. Availability, pricing, and turnaround times can vary by location and are confirmed at checkout.