title: Allergic causes of pediatric upper airway obstruction.
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D000707:Anaphylaxis / Q000628:therapy; D000799:Angioedema / Q000628:therapy; D002648:Child; D005512:Food Hypersensitivity / Q000175:diagnosis; D006801:Humans; D006967:Hypersensitivity / Q000628:therapy*; D012220:Rhinitis / Q000628:therapy