Ulcerative colitis with inflammatory polyposis in a teenage boy: A case report

Figure 2 Colonoscopy and histologic finding 6 mo later. A: Diffuse congestion and edema in the mucosa accompanied by focal hemorrhage and exudation, showing the different shapes, sizes, erosive lesions and superficial ulcers, and most of the regional mucosal hyperplasia was granular with pseudopolyp formation; B-D: Formation of necrosis and shallow ulcers in part of the mucosal epithelial and glands in the lamina propria were distorted and branching. Several glands showed atrophy and goblet cells were decreased. Neutrophils infiltrated the lamina propria. The stromal blood vessels were significantly dilated and congested (HE staining).