Pseudoallergy: Or something else? Differential Diagnosis

Endocrine, nutritional, and metabolic diseases (E00-E90). Food intolerances due to enzymatic intolerance – intolerance due to pathophysiologic disorder such as enzyme deficiency (fructokinase, lactase) [carbohydrate malabsorption]. FODMAP intolerance: abbreviation for “fermentable oligo-, di- and monosaccharides and polyols” (= sugar alcohols, such as maltitol, sorbitol etc. )); FODMAP‘s are, for example, wheat, rye, garlic, onion, milk, … Pseudoallergy: Or something else? Differential Diagnosis