Appendiceal bleeding caused by vascular malformation: A case report

Figure 1 Colonoscopy and contrast-enhanced abdominal computed tomography scan. A: Continuous bleeding was observed at the orifice of the appendix; B: Structural disorder in the ileocecal area, and the appendix was not clear.

Figure 2 Specimens of the appendix and intraoperative images. A: The appendix was swollen 3-5 cm from the appendicular root; B: A pulsating blood vessel could be observed in the mesangium of the appendix.

Figure 3 The pathology of the appendix. A and B: A large number of hyperplastic vessels were observed in the appendix mucosa and capillary vessels were dilated.