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Comparison Between HD+ Endoscopy and Standard Videoendoscopy in Screening Colonoscopy

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT00792649
Recruitment Status : Unknown
Verified February 2008 by Johannes Gutenberg University Mainz.
Recruitment status was:  Enrolling by invitation
First Posted : November 18, 2008
Last Update Posted : November 18, 2008
Information provided by:
Johannes Gutenberg University Mainz

Brief Summary:
Colonoscopy is the accepted gold standard for screening of colorectal cancer. However, small and flat neoplastic lesions might be overlooked with standard video endoscopes. The new available EPKi system (Pentax, Japan) enables with HD+ imaging resolution above HDTV standard. Aim of the study was to test the efficacy of HD+ colonoscopy alone and in conjunction with I-Scan (newly developed post processing digital filter)in comparison to standard videoendoscopy

Condition or disease
Polyps Neoplasia

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Study Type : Observational
Estimated Enrollment : 200 participants
Observational Model: Case Control
Time Perspective: Prospective
Study Start Date : February 2008

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Colonoscopy

screening colonoscopy with HD+ endoscopes
screening colonoscopy with standardvideoendoscopes

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
Consecutive patients scheduled for screening colonoscopy were examined using HD+ colonosccopes and standardendoscopes.

Inclusion Criteria:

  • Consecutive patients scheduled for screening colonoscopy

Exclusion Criteria:

  • Inflammatory bowel disease
  • Cancer
  • Pregnancy
  • Inability to obtain informed consent
  • Prothrombin time < 50% of control
  • Partial thromboplastin time > 50 seconds

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Responsible Party: Hoffman Arthur Identifier: NCT00792649    
Other Study ID Numbers: 837.386.07
First Posted: November 18, 2008    Key Record Dates
Last Update Posted: November 18, 2008
Last Verified: February 2008
Additional relevant MeSH terms:
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