At histology, chronic inflammation of the duodenal mucosa with blunting or absence of villi accompanied by crypt hyperplasia is characteristic. Although villous atrophy is not exclusive of celiac ...

An AI-driven, 3D spatial multimodal analysis exposed substantial immune and structural dysregulation of the duodenum in ...

Multiple endoscopic biopsy specimens were obtained from the second part of the duodenum from 11 untreated ... drugs or presenting an inflamed mucosa at histology were excluded from the study.

Heterotopic gastric mucosa (HGM ... associated with hyperacidity and duodenal ulcer as well as Helicobacter pylori infection, and characterized at histology by metaplastic gastric surface ...

Histologically, all 63 patients had FL, low grade (1 to 2). Duodenal endosonography demonstrated lesions confined to mucosa/submucosa in 19 of 20 patients. At an overall median follow-up of 77 months ...

known as type 3 innate lymphoid cells (ILC3), are present in significantly higher numbers in the duodenum of FAP patients. "We found an increased number of these cells in the mucosa, particularly ...