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Precut endoscopic mucosal resection of a rectal neuroendocrine tumor (NET). (A) A 9 mm sized rectal NET. (B) Following submucosal injection into the tumor, the tip of the snare is introduced for circumferential incision/precutting. (C) Precutting around the tumor. (D, E) Secure snaring in the precut mucosal groove. (F) A clear post-resection ulcer base is seen.
