Figure 1.
![Representative examples of some key features from assessed biopsies. All materials were stained with haematoxylin and eosin, arrows indicate specific features. A: Mild architectural distortion [200x]. B: Severe architectural distortion [300x]. C: Mild lymphoplasmacytic infiltration in lamina propria [400x; 36 cells/mm2]. D: Severe lymphocyte and plasma cell infiltration in lamina propria [400x; 66 cells/mm2]. E: granuloma [400x]. F: Paneth cell metaplasia [300x]. G: Cryptitis [600x]. H: Crypt abscess [400x]. I: Severe mucin depletion [400x]. J: Basal plasmacytosis [200x].](https://oup.silverchair-cdn.com/oup/backfile/Content_public/Journal/ecco-jcc/15/11/10.1093_ecco-jcc_jjab087/1/jjab087f0001.jpeg?Expires=1749477080&Signature=pwWx3k2LVZ5BtXCvIYhmt8Q-VKXL1oCz4yCORroklA9WBYp0MulFjnSDxlOI4vCxOM9w7sYqLq~PsydqB0lE0jdRYhotUtU-JVzr3-RKvrwAV65OoWcPvONi6rVhfGe4k0OnNu26BqfDLc7K5YyTmncK0Dos8hP09F5zvWpR-amt95kDmgMB2fwpiAqwHsNgsoYNe8LbHrXxCVkLfRTv7EGxS2oX2MoF4dJiG21TjNudAOkmFNYC~5DWjJLxFBOEHcjYwyN22H7tRwQuIjbwULgVUHdgb90zT5nZfuW6HfWRyEVsxymfQjSNEM-r3bjuhovPmgMBcQJSFtaJu0Uubg__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Representative examples of some key features from assessed biopsies. All materials were stained with haematoxylin and eosin, arrows indicate specific features. A: Mild architectural distortion [200x]. B: Severe architectural distortion [300x]. C: Mild lymphoplasmacytic infiltration in lamina propria [400x; 36 cells/mm2]. D: Severe lymphocyte and plasma cell infiltration in lamina propria [400x; 66 cells/mm2]. E: granuloma [400x]. F: Paneth cell metaplasia [300x]. G: Cryptitis [600x]. H: Crypt abscess [400x]. I: Severe mucin depletion [400x]. J: Basal plasmacytosis [200x].
