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Food allergy 

Food allergy
Chapter:
Food allergy
Source:
Paediatric Gastroenterology, Hepatology and Nutrition (Oxford Specialist Handbooks in Paediatrics) (1 ed.)
Author(s):

R. Mark Beattie

, Anil Dhawan

, and John W.L. Puntis

DOI:
10.1093/med/9780198569862.003.0017

Definitions (World Allergy Organization) 120

Types of allergic reaction 121

Diagnosing and managing food allergy 122

Food allergy most commonly affects preschool children and is being increasingly recognized. Careful history taking is central to making the diagnosis.

Hypersensitivity: objectively reproducible symptoms or signs initiated by exposure to a defined stimulus at a dose tolerated by normal persons....

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