Pistachio IgE

The pistachio IgG test is a diagnostic tool designed to evaluate the immune system's response to pistachio nuts by measuring IgG antibody levels in the blood. These antibodies are produced when the body is exposed to various substances, including foods, and their presence can indicate sensitization. The primary purpose of this test is to determine if a patient's symptoms are related to pistachio consumption, especially in cases where food-related allergies or intolerances are suspected. The test involves collecting a blood sample, preparing the serum, and analyzing it using methods like ELISA or FEIA to quantify IgG antibodies specific to pistachios. While the test provides valuable insights into immune responses, it does not confirm a food allergy on its own. It is often used alongside other diagnostic methods, such as skin prick tests or oral food challenges, to confirm allergic reactions. Proper specimen handling and storage are essential for accurate results, making this test a useful tool in clinical settings.

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 pistachio IgG test evaluates the immune response to pistachio nuts by measuring IgG antibody levels in the blood. It is useful for diagnosing food sensitization and evaluating immunotherapy. The test involves:

- Blood Collection: Drawn from a vein, using serum gel or red-top tubes.
- Serum Preparation: Centrifuged and aliquoted into plastic vials.
- Testing Method: ELISA or FEIA to measure IgG antibodies.
- Interpretation: Higher IgG levels suggest sensitization but not necessarily an allergy.

Proper specimen handling ensures accurate results, aiding in effective treatment planning.

Who Should Get Tested

The Pistachio IgE test is essential for diagnosing pistachio allergies. It is particularly useful for individuals experiencing symptoms like hives, itching, or breathing difficulties after consuming pistachios. Key aspects include:

- Specimen Collection: Requires a serum specimen, preferably in a serum gel tube.
- Test Methodology: Uses Fluorescence Enzyme Immunoassay (FEIA) to detect IgE antibodies.
- Result Interpretation: Positive results indicate increased likelihood of an allergic reaction.
- Clinical Relevance: Helps manage allergic diseases by identifying specific allergens.

Proper specimen handling ensures accurate results, making this test crucial for allergy management.

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 interpreting the pistachio IgG test. This test evaluates the immune response to pistachio nuts by measuring IgG antibody levels in the blood. Key points include:

- Purpose: Identifies immune response to pistachios, aiding in diagnosing food sensitization.
- Process: Involves blood collection, serum preparation, and analysis via ELISA or FEIA.
- Interpretation: High IgG levels suggest sensitization but don't confirm allergies.
- Clinical Use: Helps in diagnosing sensitization, evaluating immunotherapy, and investigating allergic reactions.
- Limitations: Requires context; not definitive for allergies.

Proper interpretation and additional tests are essential for accurate diagnosis.

Price of test:£34

The lowest price from the last 30 days: £34

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