A Clinical Study on Endoscopic and Histopathological Outcomes of Screening and Surveillance Colonoscopies

Inclusion Criteria: * Patients aged 18 years or older * Patients who have signed a written consent form from their voluntary decision after receiving thorough explanation on this study and fully understanding the explanation prior to participation in the study * Patients who plan to receive colonoscopy procedure and meet any of the following conditions: Colon cancer screening, post-polypectomy surveillance, patients who are advised by a physician to take a colonoscopy exam Exclusion Criteria: * Patients for whom endoscopic submucosal dissection is planned * Patients for whom polypectomy is difficult to perform due to antithrombotic therapy received etc. * Patients who have to receive an urgent colonoscopy procedure * Patients who underwent total colectomy of the large intestine * Patients who are judged by a physician to be contraindicated for colonoscopy procedures * Patients who have participated in another clinical study within the last 30 days