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Related Concept Videos

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

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Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
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Assessment of the Gastrointestinal System II: Health Perception Pattern01:29

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Assessing the gastrointestinal (GI) system is a complex process that begins with collecting subjective data. This data, collected through patient interviews, provides crucial insights into the patient's health history, perception patterns, and lifestyle habits, all contributing significantly to GI health.
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Assessment of the Gastrointestinal System I: Subjective Data01:17

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This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
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In gastric emptying studies, a meal's liquid and...
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Serum Laboratory Studies, Stool Test, Breath Test01:30

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Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
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Endoscopic Procedures II: Colonoscopy01:25

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The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
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Related Experiment Video

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E-Patient Counseling Trial E-PACO: Computer Based Education versus Nurse Counseling for Patients to Prepare for Colonoscopy
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Validated Scales for Colon Cleansing: A Systematic Review.

Robin Parmar1, Myriam Martel1, Alaa Rostom2

  • 1Division of Gastroenterology, McGill University Health Center, McGill University, Montreal, Quebec, Canada.

The American Journal of Gastroenterology
|January 20, 2016
PubMed
Summary
This summary is machine-generated.

The Boston Bowel Preparation Scale (BBPS) is the most validated tool for assessing colonoscopy quality. It demonstrates superior reliability and is recommended for clinical use to improve polyp detection and efficiency.

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Area of Science:

  • Gastroenterology
  • Endoscopy
  • Medical Device Validation

Background:

  • Colonoscopy quality is significantly impacted by bowel cleanliness.
  • Standardized assessment of bowel preparation is crucial but existing scales have variable validation.
  • Reliable bowel preparation scales are needed to ensure accurate and efficient colonoscopies.

Purpose of the Study:

  • To systematically review and assess the validity and reliability of existing bowel preparation scales.
  • To identify the most effective scale for clinical use in colonoscopy.

Main Methods:

  • Systematic literature review from January 1980 to January 2015.
  • Evaluation of face, content, construct, and criterion validity.
  • Assessment of inter- and intra-observer reliability using ICC and κ-coefficients.

Main Results:

  • Seven scales were evaluated across fourteen citations.
  • The Boston Bowel Preparation Scale (BBPS) demonstrated substantial to excellent inter- and intra-observer reliability (ICC=0.74-0.91).
  • Higher BBPS scores correlated with increased polyp detection and reduced repeat colonoscopies.

Conclusions:

  • All reviewed bowel preparation scales have limitations.
  • The Boston Bowel Preparation Scale (BBPS) is the most thoroughly validated and recommended for clinical practice.
  • Further comparative studies are needed to evaluate scales for repeat colonoscopy intervals, ease of use, and auditing relevance.