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Pacific · Common Fall Allergies Test: 13 Weed Pollens

Common Fall Allergies Test: 13 Weed Pollens in Oregon

Common Fall Allergies Test: 13 Weed Pollens can be ordered without a referral from your own doctor, and this guide covers what to expect. A blood test that checks for allergic sensitivity to 13 common weed pollens that trigger fall allergy symptoms.

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

Lab requirements in Oregon

Here is what you need before ordering and completing the Common Fall Allergies Test: 13 Weed Pollens in OR. 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
Follow the lab's instructions regarding any preparation. No special preparation is typically required, but always confirm with the collection lab.
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 test measures specific antibodies in the blood that react to weed pollens. It helps identify which weed pollens may be causing seasonal allergy symptoms.

What it measures

  • Common ragweed — a major fall allergen
  • Western ragweed — another ragweed species
  • Giant ragweed — a tall ragweed variety
  • Short ragweed — the most prevalent ragweed type
  • Mugwort — a common weed pollen
  • Pigweed — also known as amaranth
  • Lamb's quarters — a weed related to goosefoot
  • Plantain — a common lawn weed

What the test involves

A standard blood draw is used to collect a small sample from a vein in your arm. The sample is then sent to a laboratory for analysis.

Why it is often ordered

A clinician may order this test when a person has recurring fall allergy symptoms and the cause is unclear. It can help guide avoidance strategies and treatment decisions.

Preparation

Follow the lab's instructions regarding any preparation. No special preparation is typically required, but always confirm with the collection lab.

How results are reported

Results are reported as a level of specific antibodies for each weed pollen, often with a qualitative interpretation. Reference ranges vary by laboratory, so results should be interpreted in the context of the lab's own ranges and your clinical history.

Before you go

  • Whether any medications should be stopped before the test
  • If fasting is required
  • How long results will take

Cities

Common Fall Allergies Test: 13 Weed Pollens in Oregon communities

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

Portland2,036,875Common Fall Allergies Test: 13 Weed PollensEugene273,904Common Fall Allergies Test: 13 Weed PollensSalem268,634Common Fall Allergies Test: 13 Weed PollensMedford178,457Common Fall Allergies Test: 13 Weed PollensGresham114,164Common Fall Allergies Test: 13 Weed PollensBend109,224Common Fall Allergies Test: 13 Weed PollensHillsboro105,909Common Fall Allergies Test: 13 Weed PollensBeaverton97,466Common Fall Allergies Test: 13 Weed PollensAlbany66,405Common Fall Allergies Test: 13 Weed PollensCorvallis66,090Common Fall Allergies Test: 13 Weed PollensSpringfield62,138Common Fall Allergies Test: 13 Weed PollensTigard54,750Common Fall Allergies Test: 13 Weed PollensAloha52,704Common Fall Allergies Test: 13 Weed PollensLake Oswego40,390Common Fall Allergies Test: 13 Weed PollensKeizer39,119Common Fall Allergies Test: 13 Weed PollensGrants Pass38,902Common Fall Allergies Test: 13 Weed PollensOregon City37,160Common Fall Allergies Test: 13 Weed PollensMcMinnville34,224Common Fall Allergies Test: 13 Weed PollensRedmond33,160Common Fall Allergies Test: 13 Weed PollensBethany29,277Common Fall Allergies Test: 13 Weed PollensTualatin27,821Common Fall Allergies Test: 13 Weed PollensWest Linn27,173Common Fall Allergies Test: 13 Weed PollensWilsonville25,887Common Fall Allergies Test: 13 Weed PollensWoodburn25,877Common Fall Allergies Test: 13 Weed PollensForest Grove25,767Common Fall Allergies Test: 13 Weed PollensNewberg25,108Common Fall Allergies Test: 13 Weed PollensRoseburg23,551Common Fall Allergies Test: 13 Weed PollensHappy Valley23,442Common Fall Allergies Test: 13 Weed PollensHayesville21,887Common Fall Allergies Test: 13 Weed PollensKlamath Falls21,710Common Fall Allergies Test: 13 Weed PollensAshland21,348Common Fall Allergies Test: 13 Weed PollensMilwaukie21,108Common Fall Allergies Test: 13 Weed PollensSherwood20,281Common Fall Allergies Test: 13 Weed PollensAltamont19,569Common Fall Allergies Test: 13 Weed PollensHermiston19,141Common Fall Allergies Test: 13 Weed PollensCedar Mill18,987Common Fall Allergies Test: 13 Weed PollensCentral Point18,948Common Fall Allergies Test: 13 Weed PollensLebanon18,150Common Fall Allergies Test: 13 Weed PollensCanby18,078Common Fall Allergies Test: 13 Weed PollensOak Grove17,382Common Fall Allergies Test: 13 Weed PollensPendleton16,861Common Fall Allergies Test: 13 Weed PollensDallas16,663Common Fall Allergies Test: 13 Weed PollensFour Corners16,608Common Fall Allergies Test: 13 Weed PollensTroutdale16,353Common Fall Allergies Test: 13 Weed PollensThe Dalles15,942Common Fall Allergies Test: 13 Weed PollensCoos Bay15,921Common Fall Allergies Test: 13 Weed PollensSt. Helens13,808Common Fall Allergies Test: 13 Weed PollensLa Grande13,212Common Fall Allergies Test: 13 Weed PollensOatfield12,993Common Fall Allergies Test: 13 Weed PollensCornelius12,893Common Fall Allergies Test: 13 Weed PollensSandy12,383Common Fall Allergies Test: 13 Weed PollensGladstone12,017Common Fall Allergies Test: 13 Weed PollensOak Hills11,715Common Fall Allergies Test: 13 Weed PollensSanta Clara11,680Common Fall Allergies Test: 13 Weed PollensOntario11,465Common Fall Allergies Test: 13 Weed PollensDamascus10,878Common Fall Allergies Test: 13 Weed PollensMonmouth10,735Common Fall Allergies Test: 13 Weed PollensPrineville10,611Common Fall Allergies Test: 13 Weed PollensCottage Grove10,569Common Fall Allergies Test: 13 Weed PollensFairview10,439Common Fall Allergies Test: 13 Weed Pollens