Status:

UNKNOWN

Post-polypectomy Surveillance Interval In High-risk Subjects After Screening Colonoscopy

Lead Sponsor:

Chinese University of Hong Kong

Conditions:

Surveillance Colonoscopy

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

With many countries initiating population colorectal cancer (CRC) screening, including Hong Kong, more robust guidance for surveillance interval is required to maximize subject's benefit with optimal ...

Detailed Description

The aim of the study is to determine whether the risk of metachronous advanced neoplasia increases if surveillance interval was beyond the current recommendation of 3 years for high-risk subjects with...

Eligibility Criteria

Inclusion

  • Advanced adenoma at screening colonoscopy
  • ≥3 adenomas at screening colonoscopy
  • Cecal intubation at screening colonoscopy (preferably documented by images/video of the apendiceal orifice and the ileocecal valve; but not required)
  • Complete excision of all polyps at screening colonoscopy findings (after review of endoscopy reports and pathological specimens)
  • Eligible for surveillance in out-patient setting

Exclusion

  • Lack of consent
  • Incomplete screening colonoscopy
  • Incomplete endoscopic excision of polyps at screening colonoscopy
  • CRC at screening colonoscopy
  • Polyps requiring Endoscopic Submucosal Dissection at screening colonoscopy
  • Serrated polyps ≥ 10 mm in diameter at any colorectal location or ≥ 5 mm if located proximal to the splenic flexure on screening colonoscopy
  • Genetic cancer syndrome (adenomatous or serrated polyposis syndrome; Lynch or Lynch-like syndrome)
  • Inflammatory bowel disease
  • History of surgical colon resection for any reason
  • Severe co-morbidity with reduced life expectancy (NYHA 3-4)

Key Trial Info

Start Date :

February 1 2019

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2019

Estimated Enrollment :

270 Patients enrolled

Trial Details

Trial ID

NCT04034563

Start Date

February 1 2019

End Date

December 31 2019

Last Update

July 26 2019

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Endoscopy Center, Prince of Wales Hospital

Hong Kong, Hong Kong

2

S.H. Ho Centre for Digestive Health, Prince of Wales Hospital

Hong Kong, Hong Kong