PMC3959395_01
(A) Gastric mucosa with chronic inflammatory infiltration by large numbers of eosinophils (H&E, x200) (B) Colonic mucosa with chronic inflammatory infiltration by large numbers of eosinophils in the lamina propria and focally in the muscularis mucosa (H&E, x200)
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F1
Upper gastrointestinal (GI) endoscopy was negative but the biopsies demonstrated eosinophilic infiltration of the lamina propria particularly in the antrum of the stomach (Fig. 1A). Colonoscopy showed diffuse erythema and edema with petechiae and in addition histology demonstrated dilated vessels and infiltration by eosinophils of the lamina propria and the muscularis mucosa (Fig. 1B).