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Serum Immunoassay Panel for Multiple Grass Allergens (Qualitative)

Published: August 9, 2026Updated: August 16, 2026

This test measures your immune system’s response to common grass pollen allergens, helping identify if you have an allergic reaction to certain grasses.

Quick summary

["Determines potential grass pollen allergies through IgE antibody detection in your blood."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
82566-1
Short code
Grass Allerg Mix5 IgE Ql
Synonyms
Grass Allerg Mix5 IgE Ql
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
multidisk
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

What This Test Measures

The test detects the presence of Immunoglobulin E (IgE) antibodies specific to various grass pollen allergens. IgE is a type of antibody your body produces in response to allergens, signaling an allergic reaction. This panel typically includes allergens like timothy grass, orchard grass, and Bermuda grass, among others.

Why It’s Done

Your healthcare provider may recommend this test if you experience symptoms like sneezing, itching, rash, or difficulty breathing after exposure to grass pollen, or if you suspect a grass allergy based on seasonal patterns or family history.

How the Test Works

A blood sample is drawn from your arm and sent to a lab. The serum is then analyzed using an immunoassay method to detect IgE antibodies against grass allergens. This method is highly sensitive and specific for identifying allergic sensitivities.

What to Expect Before the Test

No special preparation is needed for this test. You may have a small bruise or slight discomfort at the injection site, but this usually fades quickly. Avoid alcohol before the blood draw if instructed by your provider.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Grass Allergy IgE Screen

Frequently asked questions

How long will I need to wait for results?
Results are typically available within 1 to 3 business days, depending on your lab. Your healthcare provider will discuss the findings with you during your follow-up visit.
Can I take allergy medication before or after this test?
Yes, you can take over-the-counter allergy medications (like antihistamines) before or after the test. However, inform your provider about any medications you’re taking, as some may affect test results or your symptoms.
What if my test results are positive but I don’t have allergy symptoms?
A positive test means your body has developed IgE antibodies to grass allergens, which may indicate a potential allergy. However, symptoms can vary widely—some people may not experience reactions even with positive test results. Follow-up with an allergist can help clarify your risk and next steps.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy