James E East

Summary

Publications

  1. doi Endoscopic management of nonpolypoid colorectal lesions in colonic IBD
    James E East
    Translational Gastroenterology Unit, Experimental Medicine Division, Nuffield Department of Clinical Medicine, John Radcliffe Hospital, University of Oxford, Headley Way, Headington, Oxford OX3 9DU, UK Electronic address
    Gastrointest Endosc Clin N Am 24:435-45. 2014
  2. pmc Colonoscopic Cancer Surveillance in Inflammatory Bowel Disease: What's New Beyond Random Biopsy?
    James E East
    Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford, UK
    Clin Endosc 45:274-7. 2012
  3. doi Meta-analysis: narrow band imaging for lesion characterization in the colon, oesophagus, duodenal ampulla and lung
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London
    Aliment Pharmacol Ther 28:854-67. 2008
  4. doi Dynamic patient position changes during colonoscope withdrawal increase adenoma detection: a randomized, crossover trial
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London
    Gastrointest Endosc 73:456-63. 2011
  5. doi Narrow band imaging with magnification for the characterization of small and diminutive colonic polyps: pit pattern and vascular pattern intensity
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Endoscopy 40:811-7. 2008
  6. doi A comparative study of standard vs. high definition colonoscopy for adenoma and hyperplastic polyp detection with optimized withdrawal technique
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Aliment Pharmacol Ther 28:768-76. 2008
  7. doi Novel approaches in colorectal endoscopy: what do we need biopsies for?
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Pathol Res Pract 204:459-67. 2008
  8. doi Uni- and bidirectional wide angle CT colonography: effect on missed areas, surface visualization, viewing time and polyp conspicuity
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Imperial College London, London, UK
    Eur Radiol 18:1910-7. 2008
  9. doi Sporadic and syndromic hyperplastic polyps and serrated adenomas of the colon: classification, molecular genetics, natural history, and clinical management
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Middlesex HA1 3UJ, UK
    Gastroenterol Clin North Am 37:25-46, v. 2008
  10. ncbi Narrow band imaging for colonoscopic surveillance in hereditary non-polyposis colorectal cancer
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Middlesex HA1 3UJ, UK
    Gut 57:65-70. 2008

Detail Information

Publications30

  1. doi Endoscopic management of nonpolypoid colorectal lesions in colonic IBD
    James E East
    Translational Gastroenterology Unit, Experimental Medicine Division, Nuffield Department of Clinical Medicine, John Radcliffe Hospital, University of Oxford, Headley Way, Headington, Oxford OX3 9DU, UK Electronic address
    Gastrointest Endosc Clin N Am 24:435-45. 2014
    ..Close follow-up postresection is mandatory. ..
  2. pmc Colonoscopic Cancer Surveillance in Inflammatory Bowel Disease: What's New Beyond Random Biopsy?
    James E East
    Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford, UK
    Clin Endosc 45:274-7. 2012
    ..It is likely that the use of chromoendoscopy for colitis surveillance will become widely accepted internationally...
  3. doi Meta-analysis: narrow band imaging for lesion characterization in the colon, oesophagus, duodenal ampulla and lung
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London
    Aliment Pharmacol Ther 28:854-67. 2008
    ..Narrow band imaging is a new endoscopic technology that highlights mucosal surface structures and microcapillaries, which may be indicative of neoplastic change...
  4. doi Dynamic patient position changes during colonoscope withdrawal increase adenoma detection: a randomized, crossover trial
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London
    Gastrointest Endosc 73:456-63. 2011
    ..Colonoscopy has a miss rate for adenomas that may partly relate to poor visualization of the colonic surface. Dynamic position changes during colonoscope withdrawal can improve luminal distension...
  5. doi Narrow band imaging with magnification for the characterization of small and diminutive colonic polyps: pit pattern and vascular pattern intensity
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Endoscopy 40:811-7. 2008
    ..We aimed to assess whether the Kudo pit pattern classification is accurate when used with NBI (without dye-spray), and if microvascular appearances or NBI pit patterns maintain accuracy for polyp characterization at sizes < 10 mm...
  6. doi A comparative study of standard vs. high definition colonoscopy for adenoma and hyperplastic polyp detection with optimized withdrawal technique
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Aliment Pharmacol Ther 28:768-76. 2008
    ..Colonoscopy has a known miss rate for polyps and adenomas. High definition (HD) colonoscopes may allow detection of subtle mucosal change, potentially aiding detection of adenomas and hyperplastic polyps...
  7. doi Novel approaches in colorectal endoscopy: what do we need biopsies for?
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, London, UK
    Pathol Res Pract 204:459-67. 2008
    ....
  8. doi Uni- and bidirectional wide angle CT colonography: effect on missed areas, surface visualization, viewing time and polyp conspicuity
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Imperial College London, London, UK
    Eur Radiol 18:1910-7. 2008
    ..03. Wide-angle (140-degree) CTC can reduce both numbers of missed areas and review times. However, this may be at the expense of polyp conspicuity...
  9. doi Sporadic and syndromic hyperplastic polyps and serrated adenomas of the colon: classification, molecular genetics, natural history, and clinical management
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Middlesex HA1 3UJ, UK
    Gastroenterol Clin North Am 37:25-46, v. 2008
    ..The currently proposed management plan for serrated polyps is tentative because of incomplete knowledge of the nature and behavior of these polyps. This article highlights key areas warranting further research...
  10. ncbi Narrow band imaging for colonoscopic surveillance in hereditary non-polyposis colorectal cancer
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Road, Harrow, Middlesex HA1 3UJ, UK
    Gut 57:65-70. 2008
    ..This study examined whether a second pass with NBI in the proximal colon helped detect additional adenomas in patients with HNPCC...
  11. doi Development and validation of a training module on the use of narrow-band imaging in differentiation of small adenomas from hyperplastic colorectal polyps
    Ana Ignjatovic
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, Middlesex, United Kingdom
    Gastrointest Endosc 73:128-33. 2011
    ..Experts are accurate in differentiating small adenomas from hyperplastic polyps at colonoscopy by using narrow-band imaging (NBI)...
  12. ncbi Surface visualization at CT colonography simulated colonoscopy: effect of varying field of view and retrograde view
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, Middlesex, United Kingdom
    Am J Gastroenterol 102:2529-35. 2007
    ....
  13. doi Proximal colon cancer and serrated adenomas - hunting the missing 10%
    Pelvender Gill
    Department of Cellular Pathology, Oxford University Hospitals, Oxford, UK
    Clin Med (Lond) 13:557-61. 2013
    ..Ongoing surveillance of an increasing number of these premalignant lesions could become a significant endoscopic resource requirement once UK guidelines on serrated lesion follow up are established. ..
  14. doi Narrow band imaging for detection of dysplasia in colitis: a randomized controlled trial
    Ana Ignjatovic
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, UK
    Am J Gastroenterol 107:885-90. 2012
    ..The aim of this study was to investigate whether narrow band imaging (NBI) can improve dysplasia detection compared with WLE...
  15. doi Optical diagnosis of small colorectal polyps at routine colonoscopy (Detect InSpect ChAracterise Resect and Discard; DISCARD trial): a prospective cohort study
    Ana Ignjatovic
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, HA1 3UJ, UK
    Lancet Oncol 10:1171-8. 2009
    ..The aim of this study was to assess whether optical diagnosis of small polyps is feasible and safe in routine clinical practice...
  16. ncbi Comparison of magnified pit pattern interpretation with narrow band imaging versus chromoendoscopy for diminutive colonic polyps: a pilot study
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, United Kingdom
    Gastrointest Endosc 66:310-6. 2007
    ..Narrow band imaging (NBI) has been described as "electronic chromoendoscopy," but it is unclear whether pit patterns seen with chromoendoscopy are identical to those with NBI...
  17. ncbi Position changes improve visibility during colonoscope withdrawal: a randomized, blinded, crossover trial
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, Middlesex, UK
    Gastrointest Endosc 65:263-9. 2007
    ..Adequate distension is essential to maximize neoplasia detection during colonoscope withdrawal. Position changes may improve distension but are often not performed in routine practice...
  18. doi Reporting trends of right-sided hyperplastic and sessile serrated polyps in a large teaching hospital over a 4-year period (2009-2012)
    Pelvender Gill
    Department of Cellular Pathology, Oxford University Hospitals, Oxford Biomedical Research Centre, University of Oxford, Oxford, UK
    J Clin Pathol 66:655-8. 2013
    ..An audit of serrated polyps diagnosed over a 4-year period: 2009 to 2012 was undertaken to ascertain the reporting trends of sessile serrated polyps (SSP)...
  19. doi Diagnostic performance of narrowed spectrum endoscopy, autofluorescence imaging, and confocal laser endomicroscopy for optical diagnosis of colonic polyps: a meta-analysis
    Linda K Wanders
    Department of Gastroenterology and Hepatology, Academic Medical Centre, University of Amsterdam, Amsterdam, Netherlands Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford University, Oxford, UK
    Lancet Oncol 14:1337-47. 2013
    ....
  20. doi CT colonography and cost-effectiveness
    Ifigeneia Mavranezouli
    National Collaborating Centre for Mental Health, Centre for Outcomes Research and Effectiveness, Sub Department of Clinical Health Psychology, University College London, London, UK
    Eur Radiol 18:2485-97. 2008
    ....
  21. ncbi A pilot study of intrastricture steroid versus placebo injection after balloon dilatation of Crohn's strictures
    James E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Harrow, Middlesex, United Kingdom
    Clin Gastroenterol Hepatol 5:1065-9. 2007
    ..Intrastricture steroid injection after balloon dilatation has been reported to reduce the need for repeat dilatation in retrospective series, but no randomized data are available...
  22. doi Cancer risk after resection of polypoid dysplasia in patients with longstanding ulcerative colitis: a meta-analysis
    Linda K Wanders
    Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford University, Oxford, United Kingdom Department of Gastroenterology and Hepatology, Academic Medical Centre, University of Amsterdam, Amsterdam, The Netherlands
    Clin Gastroenterol Hepatol 12:756-64. 2014
    ..However, the risk for polypoid dysplasia has not been determined with precision. We investigated the risk of cancer after endoscopic resection of polypoid dysplasia in patients with ulcerative colitis...
  23. pmc Narrow band imaging with magnification for dysplasia detection and pit pattern assessment in ulcerative colitis surveillance: a case with multiple dysplasia associated lesions or masses
    J E East
    Wolfson Unit for Endoscopy, St Mark s Hospital, Watford Rd, Harrow, Middlesex HA1 3UJ, UK
    Gut 55:1432-5. 2006
    ..This is the first case report where NBI has been shown to help in DALM detection and to distinguish dysplastic from non-dysplastic mucosa in ulcerative colitis...
  24. ncbi Advanced endoscopic imaging: European Society of Gastrointestinal Endoscopy (ESGE) Technology Review
    James E East
    Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford, United Kingdom
    Endoscopy 48:1029-1045. 2016
    ..Weak recommendation, low quality evidence.) Conclusion: Advanced endoscopic imaging can improve mucosal visualization and endoscopic diagnosis; however it requires training and the use of validated classification systems...
  25. doi Development of a novel esophageal stricture simulation
    Adam V Haycock
    Wolfson Unit for Endoscopy, St Mark s Hospital, Imperial College London, Watford Road, Harrow, Middlesex HA1 3UJ, UK
    Dig Dis Sci 55:321-7. 2010
    ..The aim of the study was to investigate the face validity of a novel stricture simulation and evaluate its utility for training in balloon-dilatation technique...
  26. pmc Narrow band imaging avoids potential chromoendoscopy risks
    James E East
    Gut 56:1168-9. 2007
  27. pmc Investigating rectal bleeding
    David Burling
    Intestinal Imaging Centre, St Mark s Hospital, Harrow HA1 3UJ
    BMJ 335:1260-2. 2007
  28. ncbi Look, remove, and discard: can narrow-band imaging replace histopathology for small colorectal polyps? It is time to push the button!
    James E East
    Gastrointest Endosc 66:953-6. 2007
  29. ncbi Magnification pan-chromoendoscopy remains the mainstay for colitis dysplasia detection and differentiation
    James E East
    Gastroenterology 133:366-7; author reply 367. 2007
  30. ncbi Comprehensive mucosal visualization at optical colonoscopy: Technique remains the key
    James E East
    Gastroenterology 131:975-6. 2006