Gastroenterology
Volume 135, Issue 6 , Pages 1892-1898 , December 2008

Effect of Institution-Wide Policy of Colonoscopy Withdrawal Time ≥7 Minutes on Polyp Detection

  • Mandeep S. Sawhney

      Affiliations

    • Division of Gastroenterology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • Corresponding Author InformationAddress requests for reprints to: Mandeep S. Sawhney, MBBS, MS, Division of Gastroenterology, Beth Israel Deaconess Medical Center, 330 Brookline Avenue, RABB-ROSE 101, Boston, Massachusetts 02215. fax: (617) 667-1171
    • ,
  • Marcelo S. Cury

      Affiliations

    • Division of Gastroenterology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Naama Neeman

      Affiliations

    • Division of General Internal Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Long H. Ngo

      Affiliations

    • Division of General Internal Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Janet M. Lewis

      Affiliations

    • Division of Gastroenterology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Ram Chuttani

      Affiliations

    • Division of Gastroenterology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Douglas K. Pleskow

      Affiliations

    • Division of Gastroenterology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts
    • ,
  • Mark D. Aronson

      Affiliations

    • Division of General Internal Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, Massachusetts

Received 4 February 2008 ,Accepted 20 August 2008.

References 

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  3. Brahme F, Ekelund G, Norden J, et al. Metachronous colorectal polyps: comparison of development of colorectal polyps and carcinomas in persons with and without histories of polyps. Dis Colon Rectum. 1974;17:166–171
  4. Muto T, Bussey H, Morson B. The evolution of cancer of the colon and rectum. Cancer. 1975;36:2251–2270
  5. Shinya H, Wolff W. Morphology, anatomic distribution and cancer potential of colonic polyps. Ann Surg. 1979;190:679–683
  6. O'Brien M, Winawer S, Zauber A, et al. The National Polyp Study (Patient and polyp characteristics associated with high-grade dysplasia in colorectal adenomas). Gastroenterology. 1990;98:371–379
  7. Kozuka S, Nogaki M, Ozeki T, et al. Premalignancy of the mucosal polyp in the large intestine: II. Estimation of the periods required for malignant transformation of mucosal polyps. Dis Colon Rectum. 1975;18:494–500
  8. Rex D, Cutler C, Lemmel G, et al. Colonoscopic miss rates of adenomas determined by back-to-back colonoscopies. Gastroenterology. 1997;112:24–28
  9. Hixson LJ, Fennerty MB, Sampliner R. Prospective study on the frequency and size distribution of polyps missed by colonoscopy. J Natl Cancer Inst. 1990;82:1769–1772
  10. Barclay R, Vicari J, Doughty A, et al. Colonoscopic withdrawal times and adenoma detection during screening colonoscopy. N Engl J Med. 2006;355:2533–2541
  11. Simmons D, Harewood G, Baron T, et al. Impact of endoscopist withdrawal speed on polyp yield: implications for optimal colonoscopy withdrawal time. Aliment Pharmacol Ther. 2006;24:965–971
  12. Lieberman D, Holub J, Eisen G, et al. Prevalence of polyps greater than 9 mm in a consortium of diverse clinical practice settings in the United States. Clin Gastroenterol Hepatol. 2005;3:798–805
  13. Chen S, Rex D. Endoscopist can be more powerful than age and male gender in predicting adenoma detection at colonoscopy. Am J Gastroenterol. 2007;102:856–861
  14. Rex DK, Bond JH, Winawer S, et al. Quality in the technical performance of colonoscopy and the continuous quality improvement process for colonoscopy: recommendations of the U.S. Multi-Society Task Force on Colorectal Cancer. Am J Gastroenterol. 2002;97:1296–1308
  15. Rex D. Colonoscopic withdrawal technique is associated with adenoma miss rates. Gastrointest Endosc. 2000;51:33–36

 Supported by a grant from the American Society for Gastrointestinal Endoscopy.

 The authors disclose the following: No conflicts.

PII: S0016-5085(08)01519-9

doi: 10.1053/j.gastro.2008.08.024

Gastroenterology
Volume 135, Issue 6 , Pages 1892-1898 , December 2008

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