PMC6224868_01
Microscopic images of duodenal biopsies showing (A) partial to (B) total villous blunting with expanded lamina propria lymphoplasmacytic inflammation and crypt hyperplasia.
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F1
Pathologic examination of small-bowel biopsies showed partial to total villous blunting, crypt hyperplasia, and diffusely increased lamina propria chronic inflammation, including many plasma cells (Figure 1).
Microscopic images of duodenal biopsies with (A) no intraepithelial lymphocytosis seen in the surface epithelium and (B) patchy areas of acute cryptitis.
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PMC6224868_01_CG-CGCR180069F002.jpg
F2
Surface and crypt acute inflammation were present throughout (Figure 2).