Clinical Research Directory

Inclusion Criteria: 1. Aged 45-85 years old; 2. They require elective colonoscopy for colorectal cancer screening, polyp surveillance, or investigation of symptoms such as anemia or altered bowel habit; 3. Written informed consent obtained. Exclusion Criteria: 1. Contraindication to colonoscopy (e.g. intestinal obstruction or perforation) 2. Contraindication or conditions precluding polyp resection (e.g. active gastrointestinal bleeding, uninterrupted anticoagulation or dual antiplatelets) 3. Staged procedure for polypectomy or biopsy of known unresected lesions 4. Previous surgical resection of colon 5. Personal history of colorectal cancer 6. Personal history of familial polyposis syndrome 7. Personal history of inflammatory bowel disease 8. Advanced comorbid conditions (defined as American Society of Anesthesiologists grade 4 or above) 9. Pregnancy 10. Unable to obtain informed consent