Immunoassay Panel for Common Grass Allergens (Screening)
This blood test measures your immune system’s response to common grass pollen allergens, helping identify if you may react to certain grasses.
["This test helps determine if grass pollen triggers allergic reactions in your body."]
Key facts at a glance
- LOINC
- 15229-8
- Short code
- Grass Allerg Mix3 IgE Ql
- Synonyms
- Grass Allerg Mix3 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 IgE antibodies—your body’s immune markers—against key grass allergens like timothy grass, orchard grass, and sweet vernal grass. IgE antibodies signal your immune system is sensitized to these allergens, which can lead to allergic reactions such as sneezing, itching, or skin rashes.
Why It’s Done
Your healthcare provider may order this test if you experience seasonal allergies (e.g., hay fever) linked to grass pollen exposure, or if symptoms like itchy eyes, runny nose, or asthma flare-ups occur during grass-growing seasons.
Sample Collection
A small blood sample is drawn from your arm, typically in a clinic or lab setting. The blood is processed to separate serum (liquid part of blood) for testing.
Test Process
The serum is analyzed using immunoassay techniques (e.g., fluorescence or chemiluminescence) to measure IgE levels specific to grass allergens. Results are compared to a reference range to assess sensitization.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Short name
Grass Allergy IgE Screen
Frequently asked questions
Your IgE levels to grass allergens can indicate whether you’re at risk for allergic reactions when exposed to grass pollen. High IgE levels suggest a potential allergy, which may guide treatment options like avoiding grass exposure or using allergy medications.
A positive result means your immune system has detected IgE antibodies against grass allergens, which may indicate an allergic sensitivity. This doesn’t confirm a diagnosis but suggests further evaluation (e.g., skin prick tests) could be helpful.
No special preparations are needed. However, inform your provider about any medications (e.g., blood thinners) or recent illnesses that might affect blood results.
Sources
- 1
- 2Lab Tests OnlineSource
- 3
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.
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