Optimal endoscopic treatment and surveillance of serrated polyps

Serrated polyps are considered precursor lesions that account for 15% to 30% of colorectal cancers, and they are overrepresented as a cause of interval cancers. They are difficult to detect and resect comprehensively; however, recent data suggest that high definition endoscopy, chromoendoscopy (via...

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Main Authors: Gupta, V, East, JE
Format: Journal article
Language:English
Published: Editorial Office of Gut and Liver 2019
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author Gupta, V
East, JE
author_facet Gupta, V
East, JE
author_sort Gupta, V
collection OXFORD
description Serrated polyps are considered precursor lesions that account for 15% to 30% of colorectal cancers, and they are overrepresented as a cause of interval cancers. They are difficult to detect and resect comprehensively; however, recent data suggest that high definition endoscopy, chromoendoscopy (via spray catheter, pump or orally), narrow band imaging, split-dose bowel preparation and a slower withdrawal (>6 minutes) can all improve detection. Cold snare resection is effective and safe for these lesions, including cold snare piecemeal endoscopic mucosal resection, which is likely to become the standard of care for lesions >10 mm in size. Sessile serrated lesions ≥10 mm in size, those exhbiting dysplasia, or traditional serrated adenomas increase the chance of future advanced neoplasia. Thus, a consensus is emerging: a surveillance examination at 3 years should be recommended if these lesions are detected. Serrated lesions likely carry equivalent risk to adenomas, so future guidelines may consider serrated class lesions and adenomas together for risk stratification. Patients with serrated polyposis syndrome should undergo surveillance every 1 to 2 years once the colon is cleared of larger lesions, and their first degree relatives should undergo screening every 5 years starting at age 40.
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spelling oxford-uuid:f6e54457-ad87-4edd-910d-10af8574fb4c2022-03-27T12:38:20ZOptimal endoscopic treatment and surveillance of serrated polypsJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:f6e54457-ad87-4edd-910d-10af8574fb4cEnglishSymplectic Elements at OxfordEditorial Office of Gut and Liver2019Gupta, VEast, JESerrated polyps are considered precursor lesions that account for 15% to 30% of colorectal cancers, and they are overrepresented as a cause of interval cancers. They are difficult to detect and resect comprehensively; however, recent data suggest that high definition endoscopy, chromoendoscopy (via spray catheter, pump or orally), narrow band imaging, split-dose bowel preparation and a slower withdrawal (>6 minutes) can all improve detection. Cold snare resection is effective and safe for these lesions, including cold snare piecemeal endoscopic mucosal resection, which is likely to become the standard of care for lesions >10 mm in size. Sessile serrated lesions ≥10 mm in size, those exhbiting dysplasia, or traditional serrated adenomas increase the chance of future advanced neoplasia. Thus, a consensus is emerging: a surveillance examination at 3 years should be recommended if these lesions are detected. Serrated lesions likely carry equivalent risk to adenomas, so future guidelines may consider serrated class lesions and adenomas together for risk stratification. Patients with serrated polyposis syndrome should undergo surveillance every 1 to 2 years once the colon is cleared of larger lesions, and their first degree relatives should undergo screening every 5 years starting at age 40.
spellingShingle Gupta, V
East, JE
Optimal endoscopic treatment and surveillance of serrated polyps
title Optimal endoscopic treatment and surveillance of serrated polyps
title_full Optimal endoscopic treatment and surveillance of serrated polyps
title_fullStr Optimal endoscopic treatment and surveillance of serrated polyps
title_full_unstemmed Optimal endoscopic treatment and surveillance of serrated polyps
title_short Optimal endoscopic treatment and surveillance of serrated polyps
title_sort optimal endoscopic treatment and surveillance of serrated polyps
work_keys_str_mv AT guptav optimalendoscopictreatmentandsurveillanceofserratedpolyps
AT eastje optimalendoscopictreatmentandsurveillanceofserratedpolyps