Copyright ©The Author(s) 2021.
World J Gastrointest Oncol. Sep 15, 2021; 13(9): 1017-1028
Published online Sep 15, 2021. doi: 10.4251/wjgo.v13.i9.1017
Figure 1
Figure 1 Endoscopic findings in patients with and without celiac disease. A: High-definition endoscopic photo of normal duodenal bulb. The villi are clearly visible, and there is no evidence of atrophy or scalloping of the folds; B: The normal duodenal bulb is stained with indigo carmine; C: High-definition endoscopic photo of celiac disease showing the characteristic loss of circular folds, fissuring, and cobblestone appearance of the duodenal mucosa; D: Duodenal bulb from a patient with celiac disease stained with indigo carmine.
Figure 2
Figure 2 Histologic findings in celiac disease. A: The specimen shows total villus atrophy and increased intraepithelial lymphocytes (IELs), 60/100 epithelial cells, and crypt hyperplasia (hematoxylin and eosin; original magnification 200 ×); B: CD3 immunohistochemistry (200 ×).