Endoscopic treatment and management of rectal neuroendocrine tumors less than 10 mm in diameter

Figure 4 Underwater endoscopic mucosal resection. A: A pale yellow mass in the rectum; B: Floating of the mass through the buoyancy of water after air extraction and water injection into the rectum; C: Resection of the mass by using electrosurgical snare; D and E: Wound clipping with titanium clips after mass resection.