JUNE 24, 2022

Residual Covert Cancer Rare After Piecemeal EMR

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Douglas K. Rex, MD

The risk that cancer is left behind after piecemeal endoscopic mucosal resection of large nonpedunculated colorectal polyps is low and can be predicted by a few specific features, according to a recent study that may spark a paradigm shift in the management of these patients.

“Traditionally, if the patient was a good candidate for surgery, we’d send them to surgery because we felt that if cancer was present in a lesion that had been piecemealed out, it was hard to