This observational study aims to help establish the first molecular test for non-invasive prediction of recurrent adenoma, which will help identify patients at high risk of recurrent adenoma for further colonoscopy examination, and validate the microbial test for CRC screening in different populations.
Conditions: Colorectal Cancer, Colorectal Adenoma, Colorectal Neoplasms
Eligibility Criteria
Inclusion Criteria
- History of polypectomy or surgical removal of adenoma or CRC within the past 10 years
- Will undergo a scheduled standard colonoscopy examination
Exclusion Criteria
- History of inflammatory bowel disease
Eligibility criteria are kept as the original English records from ClinicalTrials.gov; actual eligibility is determined by the research team's formal assessment and the informed consent form. Source: ClinicalTrials.gov, updated automatically every two weeks. Last synced: 2026年10月8日.