From Fujiwara Y. Symptom-based diagnostic approach for eosinophilic esophagitis. J Gastroenterol. 2020;55:833-845.

Endoscopic appearance of eosinophilic esophagitis. a Edema, grade 1. b Rings, grade 1. c Furrows, grade 1. d Exudates, grade 2. e Stricture, grade 1. f Normal appearance. Endoscopic grading was performed according to the EREFS score system.