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Corn (maize) IgE

Corn (maize) IgE

The Corn (Maize) IgE test is a specialized diagnostic tool designed to identify allergic reactions to corn-based foods by measuring IgE antibodies in the blood. Utilizing the Fluorescence Enzyme Immunoassay (FEIA) method, the test involves collecting a blood sample, which is then exposed to corn allergens bound to an ImmunoCAP. This process allows for the detection of specific IgE antibodies, indicating an immune response to corn. The results are categorized into various levels of positivity, from negative to extremely strongly positive, based on the concentration of IgE antibodies. This test is particularly beneficial for individuals experiencing symptoms like hives, itching, or anaphylaxis after consuming corn products. It aids in confirming sensitization before immunotherapy and helps in understanding allergic reactions to other allergens. While highly effective, the test has limitations, such as potential false positives in patients with elevated IgE levels, necessitating careful interpretation within a clinical context.

Price of test:£39

The lowest price from the last 30 days: £39

Awaiting result:

12 hours

Collect material:

Blood

Prepare:

Learn more

Purpose of the test

The Corn (Maize) IgE test is designed to diagnose allergies to corn-based foods by measuring IgE antibodies in the blood. This test is crucial for identifying allergens responsible for allergic reactions. Key steps include:

- Sample Collection: Blood is drawn and processed.
- Allergen Preparation: Corn allergen is attached to an ImmunoCAP.
- IgE Reaction: Patient serum reacts with the allergen.
- Fluorescence Measurement: Indicates IgE levels.

Results guide allergy diagnosis, with levels indicating the likelihood of an allergic response. Proper interpretation is essential for effective allergy management.

Who Should Get Tested

The Corn (Maize) IgE test is essential for individuals experiencing allergic reactions to corn-based foods. It measures IgE antibodies in the blood, indicating an immune response to corn allergens. Those who should consider testing include:

- Individuals with symptoms like hives, itching, or swelling after consuming corn.
- Patients with gastrointestinal issues such as stomach cramps or diarrhea linked to corn intake.
- People experiencing severe reactions like anaphylaxis post-corn consumption.
- Individuals needing confirmation of corn allergy before starting immunotherapy.

This test aids in accurate diagnosis and management of corn allergies.

Blood Test Preparation Guidelines

Time of day

It is recommended to schedule your appointment for blood tests in the morning hours between 7:00-10:00.

Fasting

It is recommended to fast for approximately 12 hours before blood sampling. The last meal of the previous day should ideally be consumed around 6:00 p.m. On the day before the test, avoid heavy and fatty meals as well as alcohol.

Stay hydrated

Drinking water prior to testing can help with sample collection.

Other factors

Tests should not be performed after a sleepless night or intense physical activity. It is recommended to avoid exercise and stress immediately before blood collection and to not smoke. A short rest is recommended.

Medications and supplements:

Blood samples should be collected before the morning dose. Some drugs can interfere with test results. Consult with your doctor whether you can delay your dose because of lab tests.

Biotin supplements:

High doses of biotin supplements can affect test results, causing false elevation or reduction. It's recommended to avoid taking biotin for at least 72 hours before blood collection. If you are taking biotin, inform the personnel collecting the blood so that they can provide specific instructions.

Interpreting Test Results

Understanding test results is crucial for managing corn allergies effectively. The Corn (Maize) IgE test results are categorized based on IgE antibody levels:

- Negative: <0.10 kU/L
- Borderline/Equivocal: 0.10-0.34 kU/L
- Equivocal: 0.35-0.69 kU/L
- Positive: 0.70-3.49 kU/L
- Strongly Positive: 3.50-17.4 kU/L
- Very Strongly Positive: 17.5-49.9 kU/L
- Extremely Strongly Positive: ≥50 kU/L

Higher levels indicate a greater likelihood of an allergic reaction. Results should be interpreted alongside clinical symptoms for accurate diagnosis and treatment planning.

Price of test:£39

The lowest price from the last 30 days: £39

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