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House Dust Allergen Specific Immunoglobulin E (IgE) Quantification

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

This test measures the level of Immunoglobulin E (IgE) antibodies specific to allergens from common house dust mites, such as *Dermatophagoides pteronyssinus* and *Dermatophagoides farinae*. IgE is part of your immune system’s response to allergens and can indicate an allergic reaction.

Quick summary

["Assessing your sensitivity to common indoor allergens that may trigger asthma or allergic rhinitis."]

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

Key facts at a glance

LOINC
7421-1
Short code
House Dust AP IgE Qn
Synonyms
House Dust AP IgE Qn
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
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 Might Be Ordered

Your healthcare provider may recommend this test if you suspect allergies to house dust mites, experience symptoms like sneezing, itchy eyes, or wheezing, or if you’ve been diagnosed with allergies or asthma. It helps determine whether your symptoms are linked to these specific allergens.

What to Expect Before the Test

No special preparation is needed. The test involves a simple blood draw, typically taken from your arm. The blood sample is then analyzed in a lab to measure your IgE levels specific to house dust mite allergens.

What the Results Mean

Results show your IgE levels against house dust mite allergens. Elevated levels may suggest an allergic reaction to these mites, but they are not definitive proof of an allergy. Other tests, like skin prick tests or allergy challenges, may be needed for a full diagnosis.

Common Symptoms Linked to House Dust Mite Allergies

Allergies to house dust mites often cause symptoms such as sneezing, runny or stuffy nose, itchy or watery eyes, itchy or watery ears, itchy or scratchy throat, coughing, wheezing, or asthma-like symptoms. These symptoms can occur at any time but are often worse at night or in the early morning.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

IgE to House Dust Mites

Frequently asked questions

What does a high or low IgE level to house dust mites mean?
A high IgE level to house dust mites suggests a possible allergic reaction to these allergens, but it doesn’t confirm an allergy alone. It may prompt further testing or help guide treatment strategies, such as reducing exposure to mites or managing symptoms.
Can this test be used to diagnose asthma?
No, this test alone cannot diagnose asthma. It measures IgE levels specific to house dust mites, which may contribute to symptoms but aren’t the only cause. Other tests, like lung function tests or allergy skin tests, are often needed for a full asthma diagnosis.
How often should I get this test if I have allergies?
The frequency of this test depends on your symptoms and healthcare provider’s recommendations. If you have known allergies, your provider may suggest retesting if symptoms change or if you’re planning changes in treatment, such as new medications or environmental modifications.
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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