Chicken Feather Allergy Test (Chicken Feather-Specific IgE and Total IgE)

Published: August 9, 2026Updated: August 17, 2026

This blood test measures antibodies to determine whether you are allergic to chicken feathers, and it also evaluates your overall level of allergic sensitivity.

Quick summary

{"The test checks for allergic reactions to chicken feathers by measuring specific IgE antibodies","It also measures total IgE levels to assess your overall allergic tendency","A blood sample is taken and sent to a laboratory for analysis","Results help your doctor diagnose feather-related allergies and guide treatment","No special preparation is needed before the test"}

Medically reviewed by WellAlly Editorial TeamLast reviewed August 17, 2026Editorial policy

Key facts at a glance

LOINC: 61337-2
Short code: CHKFEIGE
Synonyms: Chicken Feather IgE/IgE total %
Category: cardiac
Sample: serum
Container: SST (Serum Separator Tube) or plain red top tube
Units: N/A
Ref low: 25
Ref high: 200
Critical range: — – 10000 N/A
Fasting: false
Population: adult
Sex: all
Age range: 0–120 years
Method: Immunoassay (typically fluorescent enzyme immunoassay or chemiluminescent immunoassay)
CPT: 86003 (Allergen-specific IgE), 82786 (Total IgE)
SNOMED: 424690006 (Chicken feather IgE measurement), 31382002 (Total serum IgE measurement)
Specimen volume: 1.0 mL serum minimum
Stability: Room temperature: 7 days; Refrigerated (2-8°C): 14 days; Frozen (-20°C): 30 days
Hemolysis max: 50
Lipemia max: 300
Icterus max: 40
TAT: 24–72 hours
Order: routine

What is this test?

The chicken feather allergy test is a blood test that measures two things: (1) specific IgE antibodies against chicken feathers, and (2) total IgE level in your blood. IgE (Immunoglobulin E) is an antibody that your immune system produces when you have an allergic reaction. When you are allergic to something, your body makes specific IgE antibodies to fight that particular allergen.

Why do I need this test?

Your doctor may recommend this test if you experience symptoms that might be caused by feather allergy, such as sneezing, runny nose, itchy eyes, wheezing, skin rashes, or breathing difficulties. These symptoms may occur when you are exposed to chicken feathers, down pillows, comforters, or bird-related environments. The test helps confirm whether your symptoms are actually caused by an allergy to chicken feathers.

How is the test performed?

A healthcare professional will draw a small blood sample from a vein in your arm. The blood will be collected in a tube and sent to a laboratory for testing. The laboratory will analyze your blood to measure the level of chicken feather-specific IgE antibodies and calculate your total IgE level. You do not need to fast or make any special preparations before this test.

Understanding your results

Your test results will show whether IgE antibodies to chicken feathers were detected and what your total IgE level is. A positive result means you have specific IgE antibodies to chicken feathers, indicating you are likely allergic. However, the presence of antibodies does not always mean you will have symptoms. Your doctor will interpret your results together with your symptoms and medical history to make an accurate diagnosis.

Reference range

NCBI: CK 25-200 U/LN/A

Specimen: serum

No special preparation required. Inform laboratory of current antihistamine or corticosteroid use as these may affect results.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Frequently asked questions

Does a positive result mean I am definitely allergic?

A positive result indicates that your immune system has produced IgE antibodies to chicken feathers, which suggests sensitization. However, clinical correlation with your symptoms is important. Some people have positive tests but no actual allergic symptoms. Your doctor will consider both your test results and your symptoms to make a proper diagnosis.

Can I still have symptoms even with a negative result?

Yes, it is possible. This test specifically looks for IgE antibodies to chicken feathers. If your symptoms are caused by something else, such as other allergens or non-allergic conditions, your test results may be negative. Discuss your symptoms with your doctor for further evaluation.

Do I need to stop taking my allergy medications before the test?

Unlike skin prick tests, blood tests are not affected by antihistamines or other allergy medications. You do not need to stop taking your regular medications unless your doctor specifically instructs you to do so.

What should I do if I am allergic to chicken feathers?

If you are diagnosed with a chicken feather allergy, your doctor may recommend: avoiding exposure to chicken feathers and down products (like pillows and comforters), using allergen-proof covers, taking antihistamines or other allergy medications for symptom relief, and considering allergy shots (immunotherapy) for long-term management.

Sources

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 17, 2026. · Read our editorial policy