Large endoscopic mucosal resection for colorectal tumors exceeding 4 cm

Figure 1 Endoscopic piecemeal mucosal resection image. A: Large lateral spreading rectal tumor (adenoma with high grade dysplasia); B: Submucosal lifting of the tumor using saline with adrenaline 1/10 000; C: Capture of the lifted part of the tumor with a needle snare; D: Piecemeal resection of the rectal tumor; E: Final aspect at the end of the resection (procedure duration 70 min).