False sense of security: a case of retroperitoneal perforation after colonic EMR

Post written by Leonardo Zorron Cheng Tao Pu, MD, MSc, FBCS, FASGE, from the Department of Gastroenterology, Lyell McEwin Hospital, Adelaide, Australia. In our video a 61-year-old woman was submitted to piecemeal EMR for a large lateral spreading tumor at the recto-sigmoid junction. After the second piece was resected, we noted a suspicious area of …

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