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Objectives:

Variation in the prevalence of eosinophilic gastrointestinal diseases in different geographical regions has not been extensively studied. The aim of the present study was to define the regional and national prevalence of eosinophilic gastrointestinal diseases, and differences in practice approaches.

Patients and Methods:

We administered a survey electronically to members of the American College of Gastroenterology, the American Academy of Allergy, Asthma, and Immunology, and the North American Society Pediatric Gastroenterology, Hepatology, and Nutrition. Questions pertained to the number and proportion of patients seen with eosinophilic gastroenteritis or colitis and eosinophilic esophagitis (EoE), and methods used to diagnose and treat these conditions.

Results:

A total of 1836 physicians responded from 10,874 requests (17% response). Extrapolating responses from our US sample, we …