Amylaseigeqn
This blood test measures IgE antibodies specific to amylase, an enzyme used to diagnose allergy to amylase found in saliva, pancreatic secretions, and certain foods.
{"A blood test that checks for allergic reaction to amylase enzyme","Used to diagnose amylase allergy in patients with unexplained allergic symptoms","Results help doctors determine if avoidance of amylase-containing foods or medications is needed","Positive result indicates amylase allergy; negative result suggests no significant allergy","Part of comprehensive allergy testing when other causes have been ruled out"}
Key facts at a glance
- LOINC
- 7073-0
- Short code
- Amylase IgE Qn
- Synonyms
- Amylase IgE Qn
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Critical range
- — – 500 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
What is this test?
The Amylase IgE Antibody test is a blood test that measures the level of immunoglobulin E (IgE) antibodies specifically directed against amylase in your blood. Amylase is an enzyme produced in the salivary glands and pancreas that helps break down carbohydrates and starches in food. This test helps determine if your immune system is producing an allergic response to amylase.
Why is this test performed?
Your doctor may order this test if you have symptoms suggesting an allergic reaction but standard allergy tests have not identified a clear cause. Symptoms may include skin rashes, hives, itching, swelling, digestive problems, or respiratory difficulties after consuming foods containing amylase. This test is particularly useful when amylase allergy is suspected, which can be found in certain grains, fruits, and some pharmaceutical preparations.
How is the test performed?
A healthcare professional will draw a blood sample from a vein in your arm. The sample is then sent to a laboratory where it is analyzed to detect and measure the level of amylase-specific IgE antibodies. No special preparation is typically required, though your doctor may ask you to avoid certain medications before the test.
Understanding your results
Results are typically reported as negative or positive, often with a numerical value indicating the concentration of IgE antibodies. A positive result suggests that you have developed IgE antibodies to amylase, which may indicate an amylase allergy. However, the presence of IgE antibodies alone does not always guarantee you will experience symptoms. Your doctor will interpret these results together with your clinical history and symptoms to make an accurate diagnosis.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Frequently asked questions
Is amylase the same as淀粉酶?
Do I need to fast before this test?
What foods contain amylase that I should avoid if allergic?
Can this test be done on children?
How long does it take to get results?
Sources
- 1
- 2
- 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