ACG Clinical Guideline: Evidenced Based Approach to the ...

The American Journal of GASTROENTEROLOGY VOLUME 108 | MAY 2013 www.amjgastro.com 680 Dellon et al. Table 1 . Summary and strengths of recommendations and evidence DIAGNOSIS Defi nition and causes of esophageal eosinophilia 1. Esophageal eosinophilia, the fi nding of eosinophils in the squamous epithelium of the esophagus, is abnormal and the underlying cause should be

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