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Corn (maize) IgE

Corn (maize) IgE

The Corn (maize) IgG test is a diagnostic tool designed to measure IgG antibodies in the blood that react specifically to corn. It aims to identify sensitivities to corn, potentially contributing to chronic symptoms related to food intake. While the clinical utility of food-specific IgG tests, including this one, is not fully established, they can be useful in certain clinical situations for evaluating food-related complaints through diet elimination and challenge. It's important to note that the presence of food-specific IgG does not equate to a food allergy but indicates immunologic sensitization. The test is performed using an enzyme immunoassay (FEIA) and requires a serum specimen. Results are typically available within 2 to 4 business days. Interpretation should consider the patient's clinical presentation, as reference ranges for food-specific IgG tests are not established. The test is primarily used for evaluating chronic symptoms potentially linked to corn consumption, with the understanding of its limitations.

Price of test:£34

The lowest price from the last 30 days: £34

Awaiting result:

One day

Collect material:

Blood

Prepare:

Learn more

Purpose of the test

The Corn (maize) IgG test measures IgG antibodies reactive to corn, aiding in identifying corn sensitivities linked to chronic symptoms. Key points include:

- Clinical Utility: Useful in specific cases for diet evaluation; not definitive for allergies.
- Procedure: Conducted via enzyme immunoassay, ensuring standardized results.
- Specimen Requirements: Serum from a red-top tube; stable under various conditions.
- Turnaround Time: Typically 2-4 business days.
- Interpretation: Results in mcg/mL; context-dependent interpretation.
- Limitations: Not indicative of allergies; requires physician understanding.

This test assists in managing conditions potentially exacerbated by corn consumption.

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 for the Corn (maize) IgG test involves several key points:

- Purpose: Identifies sensitivities to corn, aiding in managing chronic symptoms.
- Interpretation: Results are in mcg/mL; no established reference ranges.
- Clinical Context: Must be considered alongside patient history and symptoms.
- Limitations: Does not confirm food allergies; IgG presence indicates sensitization, not allergy.
- Consistency: Use one assay method for monitoring changes over time.
- Complementary Testing: May require additional tests like skin prick or oral challenges for comprehensive diagnosis.

Price of test:£34

The lowest price from the last 30 days: £34

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