Quebec researchers identify foods behind often-misdiagnosed childhood allergy in Canadian first study

A first-of-its-kind Canadian study is shedding light on an often-confused and underdiagnosed allergy that largely affects infants and young children, often landing them in the emergency room.

A first-of-its-kind Canadian study is shedding light on an often-confused and underdiagnosed allergy that largely affects infants and young children, often landing them in the emergency room. According to researchers at the Research Institute of the McGill University Health Centre, food protein-induced enterocolitis syndrome, or FPIES, is an immune reaction that causes inflammation of the intestine and can lead to severe fatigue and dehydration within hours of eating certain foods. It generally does not cause hives, swelling, breathing difficulties or anaphylactic shock.

The study identified eggs, fish, shellfish, milk and, surprisingly, peanuts as the main triggers of FPIES. Doctor Moshe Ben-Shoshan, the study’s lead