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Colonoscopic findings. (A) Colonoscopy image showing a solitary semipedunculated polyp with nodular and erythematous mucosa originating from the sigmoid colon. (B) The polyp was resected with a snare after mucosal incision with a flex knife. (C) The resected polyp was 2 cm in size. (D) Follow-up sigmoidoscopy (2 months after resection) showed a postendoscopic mucosal resection scar.
