Note: In July 2017, allergy information found in other PEN allergy backgrounds and practice questions was added to this background as part of the updating process. The information is included at present, and the updating of this background is occurring. The updated background should be available in the near future.

 

Disease Etiology
Adult Food Allergy
In infants and young children, food allergy usually precedes aeroallergen hypersensitivity; primary sensitization is to ingested