Norovirus PCR

The Nutmeg IgE test is a specialized diagnostic tool designed to identify allergies to nutmeg by measuring specific Immunoglobulin E (IgE) antibodies in a patient's serum. IgE antibodies are crucial in allergic responses, and their interaction with allergens like nutmeg can trigger symptoms ranging from mild discomfort to severe reactions. The test is instrumental in diagnosing nutmeg allergies, confirming sensitization before immunotherapy, and investigating allergic reactions to various substances. It involves collecting a serum sample, which is then analyzed using the Fluorescence Enzyme Immunoassay (FEIA) method. Results are categorized based on IgE levels, providing insights into the likelihood and severity of an allergic reaction. While the test is invaluable for diagnosing and managing nutmeg allergies, it has limitations, such as its ineffectiveness in assessing residual sensitivity post-immunotherapy. Overall, the Nutmeg IgE test is a vital component in allergy diagnosis and management, offering targeted insights for effective treatment.

Price of test:£208

The lowest price from the last 30 days: £208

Awaiting result:

One day

Collect material:

Blood

Prepare:

Learn more

Purpose of the test

The Nutmeg IgE test is a diagnostic tool for identifying nutmeg allergies by measuring specific IgE antibodies in serum. Key aspects include:

- Purpose: Diagnoses nutmeg allergy, confirms sensitization before immunotherapy, and investigates allergic reactions.
- Procedure: Serum sample collection, centrifugation, and analysis using FEIA.
- Specimen Stability: Refrigerated storage up to 14 days; frozen up to 90 days.
- Interpretation: IgE levels indicate allergy likelihood, ranging from negative to extremely high positive.
- Clinical Utility: Aids in diagnosis, allergen specificity, and treatment planning.
- Limitations: Not useful post-immunotherapy or when allergen specificity isn't crucial.

Who Should Get Tested

The Norovirus PCR test is essential for diagnosing gastrointestinal diseases caused by norovirus genogroups 1 and 2. It is particularly crucial for:

- High-Risk Groups: Immunocompromised individuals, the elderly, and young children, who may experience severe gastroenteritis.
- Symptomatic Patients: Those exhibiting symptoms like diarrhea, vomiting, and abdominal cramps.

The test uses real-time RT-PCR to detect viral RNA in stool samples, ensuring accurate diagnosis. However, results should be interpreted alongside clinical findings, as norovirus can be shed asymptomatically, especially in immunocompromised patients.

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 nutmeg allergies effectively. The Nutmeg IgE test measures specific IgE antibodies in the serum, indicating the likelihood of an allergic reaction. Results are classified as follows:

- Negative: <0.10 kU/L
- Borderline: 0.10-0.34 kU/L
- Low Positive: 0.35-0.69 kU/L
- Moderate Positive: 0.70-3.49 kU/L
- High Positive: 3.50-17.49 kU/L
- Very High Positive: 17.50-49.99 kU/L
- Extremely High Positive: >99.99 kU/L

Higher levels suggest increased allergy risk, guiding diagnosis and treatment.

Price of test:£208

The lowest price from the last 30 days: £208

AI-Powered Insights and Expert Validation

Advanced AI Interpretation

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