How does the definition of allergy apply to Wiskott-Aldrich syndrome?

AAAAI experts explain an allergic reaction occurs when the immune system overreacts to a harmless substance called an allergen. But without a regulatory definition in place, there can be no assurance that foods labeled as "dairy free" are in fact free from any milk proteins. Should milk- ... A misguided reaction to foreign substances by the immune system, the body system of defense against foreign invaders, particularly pathogens. Anaphylaxis represents the severe end of the spectrum of allergic reactions. A number of different definitions for anaphylaxis are currently found in the ... Sep 7, 2023 ... ... Allergy, Asthma, and Immunology, and American Thoracic Society workgroup on definition of clinical remission in asthma on treatment. Michael ... Definition of 'allergy'. allergy. (æləʳdʒi IPA Pronunciation Guide ). variable noun. If you have a particular allergy, you become ill or get a rash when you eat ... ALL DEFINITIONS. Allergic Rhinosinusitis. Definition. Allergic rhinosinusitis is an inflammatory condition affecting the nasal passages and sinuses, caused by ... Definition. Angioedema is swelling that is similar to hives, but the swelling ... Allergy, hypersensitivity, and anaphylaxis. In: Walls RM, Hockberger ... Apr 11, 2025 ... 1 Definition. Estimate of the potential clinical harm, or seriousness, of a reaction to an identified substance. 4.4.1.701. Oct 30, 2020 ... Definition and clinical diagnostic criteria for anaphylaxis. Anaphylaxis represents the most severe end of the spectrum of allergic reactions. A ...