Appendiceal bleeding: A case report

Figure 1 Appendiceal bleeding caused by Dieulafoy’s lesion. A: Colonoscopy showed active bleeding from the appendiceal orifice after blood clots were flushed out of the ileocecal junction; B: Enhanced abdominal computed tomography showed a high-density area in the appendix, revealing the possibility of appendiceal bleeding (arrow); C: Macroscopic pathological observation showed a vessel stump on the mucosa of the appendix (arrow); D: Microscopic pathological examination showed a caliber-persistent artery in the submucosa of the appendix (arrow).