Nutrition
IgE Mediated Food Allergy
IgE mediated food allergy uses allergen-specific antibodies that can cause rapid hives, gut, or airway symptoms—diagnosis pairs testing with real reactions.
IgE mediated food allergy is the classic immune pattern where allergen-specific IgE antibodies trigger histamine and rapid symptoms—hives, vomiting, wheeze—sometimes progressing to anaphylaxis. Skin prick and blood tests support diagnosis alongside observed reactions, not alone.
Outgrowing varies by food; peanut and tree nut often persist.
Common questions
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Does a positive allergy test mean you must avoid the food?
Not always—tests show sensitization; allergists interpret size, history, and supervised challenges before lifelong avoidance, especially in children.
Related terms
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