Diagnostic evaluation of food allergy
- Wesley Burks, MD
Wesley Burks, MD
- Chair of Pediatrics
- University of North Carolina
The evaluation of a patient with possible food allergy is a clinical exercise that includes some combination of the following diagnostic tools, although not all of these elements are necessary in every patient [1-6]:
●History and physical examination
●Prick/puncture skin testing
●In vitro testing
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- Caubet JC, Bencharitiwong R, Moshier E, et al. Significance of ovomucoid- and ovalbumin-specific IgE/IgG(4) ratios in egg allergy. J Allergy Clin Immunol 2012; 129:739.
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- ROLE OF ALLERGY TESTS IN DIAGNOSIS
- SKIN TESTING
- Prick/puncture skin tests
- - Precautions and preparations
- - Technique
- - Accuracy
- Intradermal skin tests
- Atopy patch tests
- IN VITRO TESTING
- Component testing
- Basophil histamine release
- TRIAL ELIMINATION DIETS
- FOOD DIARIES
- FOOD CHALLENGES
- UNVALIDATED METHODS
- INFORMATION FOR PATIENTS