Fig. 2
From: Dual checkpoint inhibitor-associated eosinophilic enteritis
Duodenal biopsy showed extensive eosinophilic infiltrate. A – Greater than 100 eosinophils per high-power field, predominantly in lamina propria (hematoxylin and eosin, 40X view). B – Eosinophilic infiltration within duodenal crypts as indicated by black arrows (60X view)