Fig. 3From: Tofacitinib for the treatment of inflammatory bowel disease-associated arthritis: two case reportsA–D Sections show jejunal mucosa with foci of surface erosion (A) and edema of lamina propria (B), along with diffuse infiltration of lymphocytes and few plasma cells (C), including focal intraepithelial lymphocytes (A, B). Muscularis mucosa is fibrotic (C). Submucosa shows dilated lymph vessels (B, D). No granuloma is seen [hematoxylin and eosin (HE), ×100]Back to article page