Discard:Characterisation of Colonic Polyps in Vivo (DISCARD)

Imperial College London

Status: Completed

Conditions: Colorectal Polyps

Study type: Observational

Funder types: Other

Identifiers

NCT00888771

05/Q0405/121/1

Details and patient eligibility

About

Prospective study of accuracy of colonic polyp characterisation in vivo using high resolution white light endoscopy, narrow band imaging and chromoendoscopy.

Enrollment: 130 patients

Sex: All

Ages: 18+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

1. Patients over 18 years of age, assessed as fit for routine colonoscopy

2. Patients attending for screening or surveillance colonoscopy meeting the following criteria:

   • Polyp surveillance with at least 3 adenomas or 1 adenoma>10mm at previous colonoscopy
   • Surveillance post colorectal cancer resection
   • Screening with positive faecal occult blood test

Exclusion criteria

1. Patients with known colitis or polyposis syndromes
2. Unable or unwilling to give informed consent

Trial design

130 participants in 4 patient groups

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2

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