Advantage of endoscopic mucosal resection with a cap for rectal neuroendocrine tumors

Figure 1 Endoscopic mucosal resection with a cap. A: Transparent cap is attached to the distal end of the scope; B: Saline solution with indigo-carmine solution is injected submucosally beneath the tumor; C: A crescent-shaped snare is positioned on the internal circumferential ridge; D: The submucosal layer is suctioned and dissected with the snare; E: A clear resection surface is observed; F: The resection specimen is retrieved and measured. EMR-C: Endoscopic mucosal resection with a cap.