The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.
The Cashew Nut Component test contains 1 test with 1 biomarker.
Test Name: Cashew Nut Component IgE Test
Synonyms: Cashew-specific IgE Component Test, Cashew Allergen Profile
Purpose of Test
This test measures the presence and concentration of IgE antibodies specific to certain protein components in cashews. It offers a more detailed and specific evaluation of a patient's sensitivity to cashews than a general IgE test for whole food allergens.
Clinical Significance
Specificity: Whole food allergen IgE tests, although sensitive, can sometimes yield positive results in patients who do not have a true food allergy. This can be due to cross-reactivity with other substances or non-specific binding.
Better Predictive Value: By examining specific protein components of the cashew nut, the Cashew Nut Component IgE Test can more accurately predict the likelihood of a true allergy. Some components may be more associated with severe allergic reactions, while others might correlate with milder symptoms or even be related to cross-reactivity with other foods or pollens.
Comprehensive Diagnosis: A definitive diagnosis of a cashew nut allergy should never rely solely on the results of the Cashew Nut Component IgE Test. A comprehensive evaluation that includes this test, combined with a thorough physical examination and a detailed clinical history, will provide the most accurate diagnosis.
Interpreting the Results
Precautions
Some medications or conditions might interfere with the test results.
Summary
The Cashew Nut Component IgE Test provides deeper insight into a patient's potential allergy to cashews. By targeting specific protein components, it offers a higher level of specificity than whole food allergen tests. However, as with any diagnostic test, results should be interpreted in conjunction with a full clinical evaluation.