Inclusion Criteria:  Patients aged 18 and over  Patients with any of the following:  Positive Faecal occult blood test / Faecal immunochemical test (FIT) Positive faecal calprotectin. Established history of polyps and/or adenomas 2WW patients referred to a colorectal clinic Known IBD patients with flare symptoms Patients with a suspected new diagnosis of IBD  Exclusion Criteria:  Inability to consent Inability to communicate effectively in English Pregnancy Unfit for bowel preparation Anal stricture Allergy to plastic Inability to lie flat for more than 10 minutes