[Long-term results of endoscopic polypectomy of the colon].

Follow-up of 835 patients in periods of 1 to 11 years after endoscopic removal of polyps from the large intestine revealed no new tumors in 44.2% of them. More than half of patients had new polyps (45.3%) and carcinoma (4.1%) in various periods. The number of cases with new tumors increases with the increase of the duration of the dynamic follow-up.