Risk factors for intussusception in children with Henoch-Schönlein purpura: A case-control study

Figure 2 Pathological images of resected intestinal tissue. A: The intestinal tissue had hyperemia, bleeding, mucosal epithelial necrosis, ulcer formation, granulation tissue hyperplasia, and high submucosal edema; B: The vascular wall was slightly thickened, and some of the vascular wall structure was destroyed. Flake-like infiltration of neutrophils and lymphocytes was observed in the wall and around the small vessel, and many nuclear fragments were observed.