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Immunoglobulin (IgE) Allergen-Specific Sensitive Screening Panel (Serum)

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

This blood test measures levels of Immunoglobulin E (IgE), a type of antibody that your body produces in response to certain allergens like pollen, dust mites, or pet dander. It helps identify potential allergies to specific substances.

Quick summary

["IgE testing can help determine if you may react to common allergens and guide allergy treatment plans."]

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

Key facts at a glance

LOINC
51527-0
Short code
Tree Allerg Mix4 IgE Ql
Synonyms
Tree Allerg Mix4 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

Why This Test Is Done

Your healthcare provider may recommend this test if you have symptoms like sneezing, itching, rash, or difficulty breathing that suggest an allergic reaction. It may also be used to check for allergies before certain medical procedures or if you have unexplained symptoms linked to allergies.

What to Expect Before the Test

No special preparation is needed for this test. You may have a small needle inserted into your arm to draw blood. The process usually takes a few minutes, and you can return to your normal activities afterward.

What the Test Measures

The test measures IgE antibodies specific to various allergens, such as common environmental triggers or foods. This helps pinpoint which substances your body may react to.

How the Results Are Used

Results help healthcare providers create a tailored allergy management plan, which may include avoiding allergens, medications, or allergy immunotherapy (like shots).

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance: This test is primarily used for screening and confirming suspected allergies. Elevated IgE levels to specific allergens can indicate an allergic reaction risk, guiding further diagnostic steps or treatment options.

Short name

IgE Allergen Testing (Screen)

Frequently asked questions

What does a positive result mean?
A positive result means your blood contains IgE antibodies against certain allergens, suggesting a possible allergic reaction to those substances. This does not confirm a diagnosis but may prompt further testing or allergy evaluation.
How long will I need to wait for results?
Results are typically available within 1 to 3 business days, depending on your lab and healthcare provider’s workflow. Your doctor will discuss the findings with you during a follow-up visit.
Can I eat or drink anything before this test?
No dietary restrictions are required for this test. However, inform your healthcare provider about any medications or supplements you’re taking, as they may affect results.
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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