Fig. 6
From: Malignant complications of celiac disease: a case series and review of the literature
Biopsy of the duodenum, villi are flattened with intraepithelial lymphocytes. Regionally there are aggregates of large centrocytes in the lamina propria: infiltration by diffuse large B-cell lymphoma; hematoxylin + eosin, 200× (left). The large centrocytes stain with anti-CD 20 antibody; immunohistochemistry, 200× (right). Provided by Leos Kren, Ass. Prof., M.D., Ph.D. from archive of Department of Pathology, University Hospital Brno