Food allergy in gastroenterologic diseases: Review of literature

Table 1 Pathophysiologic classification of adverse reactions to food

Non allergic food hypersensitivities

Toxic

Pharmacologic

Metabolic disorders

Idiosyncratic responses

Allergic food hypersensitivities

Allergy

IgE-mediated

Non IgE-associated

Mixed IgE-mediated/non IgE-mediated

Table 2 Clinical classification of allergic disorders induced by food

Gastrointestinal food-induced allergic disorders

Pollen-food allergy syndrome

Allergic eosinophilic esophagitis

Allergic eosinophilic gastroenteritis

Food protein-induced enterocolitis, proctocolitis, and enteropathy

Celiac disease

Infantile colic

Gastrointestinal anaphylaxis

Cutaneous food-induced allergic disorders

Acute urticaria and angioedema

Atopic dermatitis

Dermatitis herpetiformis

Respiratory food-induced allergic disorders

Rhinoconjunctivitis

Bronchial asthma

Systemic food-induced allergic disorders

Generalized anaphylaxis

Food-associated exercise-induced anaphylaxis