248 OUTCOMES IN TREATMENT OF INTRAPROCEDURAL DEEP MURAL INJURY IN A PROSPECTIVE COHORT OF LARGE POLYP RESECTION

Endoscopic Mucosal Resection (EMR) of large (≥ 20mm) laterally spreading colonic lesions (LSLs) is the standard therapeutic approach. Perforation is the most feared adverse event, occurring with a frequency of 1-2%. Its potential occurrence may be one of the drivers for the high rate of unnecessary surgery for benign LSLs. Data on outcomes of the endoscopic treatment of EMR related iatrogenic perforation are few. Consecutive patients referred...