Bay Leaf IgE

The Bay Leaf IgG test is a diagnostic tool designed to detect IgG antibodies against bay leaf allergens in a patient's serum, aiding in the assessment of immunologic sensitization. This test is crucial for identifying potential allergic reactions, such as skin rashes, respiratory issues, or gastrointestinal problems, linked to bay leaf exposure. Utilizing the Fluorescence Enzyme Immunoassay (FEIA) method, the test ensures accurate measurement of specific IgG concentrations. A serum sample is required, with stability maintained through refrigeration or freezing. While the presence of IgG antibodies suggests sensitization, it does not confirm a food allergy, necessitating careful interpretation within the clinical context. The test is performed Monday through Friday, with a typical turnaround time of three business days. Despite its utility, the Bay Leaf IgG test is not FDA-approved, emphasizing the need for physician expertise in ordering and interpreting results. It serves as a valuable tool in allergy diagnosis and management.

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 Bay Leaf IgG test is a diagnostic tool for detecting IgG antibodies against bay leaf allergens in serum. Its objectives include:

- Diagnosing bay leaf allergy by identifying the allergen causing symptoms like skin rashes or respiratory issues.
- Confirming sensitization before immunotherapy.
- Investigating allergic reactions to various allergens.

The test uses Fluorescence Enzyme Immunoassay (FEIA) for accuracy. Serum samples are required, with specific storage guidelines to maintain stability. Results indicate sensitization but must be interpreted clinically, considering potential false positives. The test is reliable but not FDA-approved, with a 3-day turnaround.

Who Should Get Tested

The Bay Leaf IgG test is essential for individuals experiencing symptoms potentially linked to bay leaf allergies. Candidates for testing include:

- Patients with unexplained skin rashes, respiratory issues, or gastrointestinal problems.
- Individuals with a history of allergic reactions or anaphylactic episodes.
- Those considering immunotherapy for bay leaf allergies.
- Patients needing confirmation of specific allergic reactions to various allergens.

This test, using Fluorescence Enzyme Immunoassay, requires careful specimen handling. Results must be interpreted within the clinical context, acknowledging limitations and potential false positives.

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 effective diagnosis and treatment planning. The Bay Leaf IgG test identifies IgG antibodies against bay leaf allergens, indicating immunologic sensitization. Key points to consider:

- Positive Result: Suggests increased likelihood of allergic disease but requires clinical context for confirmation.
- IgG Presence: Alone does not confirm food allergy; indicates sensitization.
- False Positives: Possible in patients with high serum IgE levels.
- Clinical Interpretation: Essential for accurate diagnosis; consult healthcare professionals for comprehensive evaluation.

Price of test:£34

The lowest price from the last 30 days: £34

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