Low-grade appendiceal mucinous neoplasm at appendiceal orifice treated via appendectomy with double purse-string suture method: A case report

Figure 1 Clinical data of the patient with a low-grade appendiceal mucinous neoplasm at the appendiceal orifice. A: Normal colonoscopy showed a submucosal protrusion at the appendiceal orifice; B: Ultrasound colonoscopy image; C: Abdominal computed tomography enhancement; D: Pathology suggested a low-grade mucinous cystadenoma of the appendix with no involvement of the margins; E: Repeat colonoscopy 18 months after surgery revealed no significant abnormality at the appendiceal orifice; F: Computed tomography enhancement of the abdomen suggested postoperative changes in the appendix.