Inclusion Criteria:  Age ≥ 18 years. Patients referred for outpatient colonoscopy  Exclusion Criteria:  Colonic resection Taking anticoagulants or antiagregants that contraindicate the performance of therapy Patients with a recent colonoscopy (<6 months) of good quality (e.g. cited for endoscopic therapy) Inflammatory bowel disease Patients with incomplete colonoscopy Patients with inadequate preparation using the Boston Colonic Preparation Scale (BBPS). A cleaning quality of less than 2 points in any of the 3 colonic sections will be considered inadequate. Patients with polyposis syndromes Refusal to participate in the study.