Endoscopic fenestration in the diagnosis and treatment of delayed anastomotic submucosal abscess: A case report and review of literature

Figure 2 Endoscopic images. A: After opening the sac wall, a yellow viscous liquid can be seen flowing out; B: Colonoscopy image showing the five metal clips clipping the wound after complete clearance of the abscess; C and D: There was no evidence of abscess recurrence in both white light endoscopy and narrow-band imaging after a follow-up period of 11 mo.