Gastroduodenitis associated with ulcerative colitis: A case report

Figure 1 Mucosal manifestation under gastroscopy and enteroscopy. A: Gastroscopy showed diffuse edema and local mucosal erosion, ulcers, and bleeding in the fundus of the stomach; B: Granular and friable changes were observed in the gastric antrum without causing lumen stenosis; C: The mucosa contained edema and erosions in front of the duodenal bulb; D: Continuous superficial ulcers and spontaneous bleeding were observed in the rectum by colonoscopy.

Figure 2 Biopsy specimens from the gastroduodenum and colorectum [hematoxylin and eosin (HE) staining, original magnification ×100]. A: Diffuse inflammation accompanied by an abscess in the lesser curvature of the stomach; B: Diffuse inflammation in the duodenum; C: Diffuse colitis with a crypt abscess.

Figure 3 Abdominal computed tomography. Diffuse thickening in stomach and colorectum wall was seen, while the small intestine was not involved.

Figure 4 Follow-up endoscopy. Endoscopy showed no significant abnormalities in the fundus of the stomach (A), duodenum (C ) or rectum (D). Polypoid hyperplasia was observed in the gastric antrum (B).