Fig. 2
From: Arthritis in children with LRBA deficiency – case report and literature review

Histological tissue of small and large bowel. Microscopic finding of the duodenum (a) shows diffuse duodenitis with severe villous blunting. b shows colon histopathology with diffuse lamina propria inflammatory cell infiltrate of lymphocytes and plasma cells with a prominent component of eosinophils and a few scattered admixed neutrophils