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Mountain West · Walnut Allergy Test – Nut Allergies

Walnut Allergy Test – Nut Allergies in Idaho

Walnut Allergy Test – Nut Allergies is a laboratory test you can request directly. A walnut allergy test measures the level of IgE antibodies your immune system makes in response to walnut proteins. It is used along with your history to help evaluate a possible walnut allergy.

Sample typeBlood and/or urine at a collection lab
ReferralIncluded — no referral from your own doctor needed

Lab requirements in Idaho

Here is what you need before ordering and completing the Walnut Allergy Test – Nut Allergies in ID. Review each item and confirm the details with the collection lab.

Physician's order
Included. A physician's order is required for lab testing and is provided for you by our partner's physicians — no referral from your own doctor is needed.
Fasting
Some tests require fasting or avoiding certain foods or drinks beforehand. You will be informed when you order — confirm the details with the collection lab.
Preparation
In most cases no special preparation is needed, but you should follow the instructions provided by the collection site. If you take medications, ask the lab or your clinician whether any…
Sample & visit
A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
Identification
Bring the lab requisition form from your account. The collection lab may also ask for a government-issued photo ID.
Turnaround
1-3 business days
Availability
Our partner lab does not serve ND, RI, NY, NJ, MD or HI. Confirm availability for your location with the collection lab.

Before you go

  • Order your test before visiting a lab, then use the requisition form in your account.
  • Print the requisition form, or fax it to the lab directly from your account.
  • No scheduling is needed — visit the collection lab during its normal business hours.
  • A blood and/or urine sample is collected; the visit usually takes about 10 minutes.
  • Bring a government-issued photo ID in case the lab requests it.
  • Results are posted to your secure account within 1–3 business days.

Requirements are summarized from our partner lab's published policies. Preparation and availability can change — confirm current instructions with the collection lab before your visit.

What this test is

This is a blood test that looks for specific IgE antibodies directed against walnut proteins. The presence of these antibodies suggests the immune system has been sensitized to walnuts, but it does not by itself prove that a clinical allergy exists. Clinicians interpret the result together with symptoms and other findings.

What it measures

  • Walnut-specific IgE antibody — Reflects immune sensitization to walnut proteins.
  • Total IgE (if included) — Shows the overall level of IgE antibodies in the blood.
  • Other nut-specific IgE (if a panel is ordered) — Helps check for reactions to related tree nuts.

What the test involves

A healthcare professional collects a small blood sample from a vein in your arm using a standard blood draw. The sample is then sent to a laboratory for analysis.

Why it is often ordered

A clinician may order this test when a person reports symptoms such as hives, swelling, stomach upset, or breathing trouble after eating walnuts or foods that may contain them. It is also sometimes used to help assess whether a known nut allergy is still present.

Preparation

In most cases no special preparation is needed, but you should follow the instructions provided by the collection site. If you take medications, ask the lab or your clinician whether any changes are needed before the draw.

How results are reported

Results are typically reported as a numeric level of walnut-specific IgE, often with a qualitative category such as negative, low, moderate, or high. Reference ranges and reporting formats vary by laboratory, so results should always be interpreted using the range provided by the performing lab.

Before you go

  • Whether any medications you take could affect the test
  • The exact turnaround time for results at your chosen lab
  • Whether a referral or order from a clinician is required

Cities

Walnut Allergy Test – Nut Allergies in Idaho communities

Choose your city for local context and to order this test.

Boise422,665Walnut Allergy Test – Nut AllergiesNampa194,547Walnut Allergy Test – Nut AllergiesMeridian115,227Walnut Allergy Test – Nut AllergiesCoeur d'Alene114,880Walnut Allergy Test – Nut AllergiesIdaho Falls101,326Walnut Allergy Test – Nut AllergiesPocatello74,359Walnut Allergy Test – Nut AllergiesCaldwell58,872Walnut Allergy Test – Nut AllergiesTwin Falls51,223Walnut Allergy Test – Nut AllergiesPost Falls38,162Walnut Allergy Test – Nut AllergiesLewiston33,964Walnut Allergy Test – Nut AllergiesRexburg33,684Walnut Allergy Test – Nut AllergiesEagle29,665Walnut Allergy Test – Nut AllergiesMoscow25,336Walnut Allergy Test – Nut AllergiesKuna23,765Walnut Allergy Test – Nut AllergiesAmmon17,401Walnut Allergy Test – Nut AllergiesMountain Home15,863Walnut Allergy Test – Nut AllergiesChubbuck15,445Walnut Allergy Test – Nut AllergiesHayden15,316Walnut Allergy Test – Nut AllergiesJerome12,182Walnut Allergy Test – Nut AllergiesBlackfoot12,106Walnut Allergy Test – Nut AllergiesGarden City12,056Walnut Allergy Test – Nut AllergiesBurley11,274Walnut Allergy Test – Nut AllergiesStar10,929Walnut Allergy Test – Nut AllergiesRathdrum9,099Walnut Allergy Test – Nut AllergiesMiddleton9,091Walnut Allergy Test – Nut AllergiesHailey9,001Walnut Allergy Test – Nut AllergiesSandpoint8,448Walnut Allergy Test – Nut AllergiesPayette7,999Walnut Allergy Test – Nut AllergiesEmmett7,408Walnut Allergy Test – Nut AllergiesRupert5,994Walnut Allergy Test – Nut AllergiesFruitland5,903Walnut Allergy Test – Nut AllergiesWeiser5,578Walnut Allergy Test – Nut AllergiesPreston5,545Walnut Allergy Test – Nut AllergiesRigby4,920Walnut Allergy Test – Nut AllergiesShelley4,784Walnut Allergy Test – Nut AllergiesBuhl4,532Walnut Allergy Test – Nut AllergiesAmerican Falls4,531Walnut Allergy Test – Nut AllergiesKimberly4,508Walnut Allergy Test – Nut AllergiesLincoln3,919Walnut Allergy Test – Nut AllergiesSt. Anthony3,677Walnut Allergy Test – Nut AllergiesGooding3,625Walnut Allergy Test – Nut AllergiesHeyburn3,592Walnut Allergy Test – Nut AllergiesMcCall3,568Walnut Allergy Test – Nut AllergiesKetchum3,448Walnut Allergy Test – Nut AllergiesHidden Springs3,382Walnut Allergy Test – Nut AllergiesVictor3,315Walnut Allergy Test – Nut AllergiesGrangeville3,296Walnut Allergy Test – Nut AllergiesOrofino3,216Walnut Allergy Test – Nut AllergiesSalmon3,114Walnut Allergy Test – Nut AllergiesSoda Springs3,084Walnut Allergy Test – Nut AllergiesSt. Maries2,951Walnut Allergy Test – Nut AllergiesMountain Home AFB2,863Walnut Allergy Test – Nut AllergiesWendell2,859Walnut Allergy Test – Nut AllergiesHomedale2,845Walnut Allergy Test – Nut AllergiesAberdeen2,795Walnut Allergy Test – Nut AllergiesFiler2,734Walnut Allergy Test – Nut AllergiesIona2,640Walnut Allergy Test – Nut AllergiesMontpelier2,610Walnut Allergy Test – Nut AllergiesBellevue2,508Walnut Allergy Test – Nut AllergiesFort Hall2,499Walnut Allergy Test – Nut Allergies