Allergic and dietetic gastroenteritis and colitis

**Inclusion terms:** - Food hypersensitivity gastroenteritis or colitis

**Excludes2:** - allergic eosinophilic colitis (K52.82) - allergic eosinophilic esophagitis (K20.0) - allergic eosinophilic gastritis (K52.81) - allergic eosinophilic gastroenteritis (K52.81)

**Use additional code:** - code to identify type of food allergy (Z91.01-, Z91.02-)