Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

138
This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
138
Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

178
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:
178
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

373
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,...
373
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

157
Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
157
Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

322
Capsule endoscopy, or wireless or video capsule endoscopy, is a diagnostic procedure for examining the entire gastrointestinal tract. Patients swallow a capsule about the size of a vitamin tablet. The capsule is equipped with a transmitter, a battery, an LED light source, and a color video camera to capture images throughout the gastrointestinal tract. This procedure is particularly useful for diagnosing conditions such as Crohn's disease, ulcerative colitis, tumors, polyps, ulcers,...
322
Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

288
Meaning of Cystoscopic Examination:Cystoscopy is an essential diagnostic tool in urology that is used to assess the structure and function of the genitourinary system. It provides a direct view of the urethra, bladder, and, in some cases, the ureteral openings. This procedure helps detect structural abnormalities, infections, cancers, and blockages in the urinary tract. There are two types of cystoscopy:Flexible cystoscopy is commonly performed in outpatient settings due to its less invasive...
288

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Mast Cell Esophagitis: A Novel Entity in Patients with Unexplained Esophageal Symptoms.

Dysphagia·2023
Same author

Enhancing diversity, equity, inclusion, and accessibility in eosinophilic gastrointestinal disease research: the consortium for eosinophilic gastrointestinal disease researchers' journey.

Therapeutic advances in rare disease·2023
Same author

Medical treatment of eosinophilic esophagitis.

The Cochrane database of systematic reviews·2023
Same author

Performance of an Artificial Intelligence Model for Recognition and Quantitation of Histologic Features of Eosinophilic Esophagitis on Biopsy Samples.

Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc·2023
Same author

Flipping the Script: Diagnostic Delay, Distensibility, and EoE Progression.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2023
Same author

Quantification of Mucosal Mast Cells in the Gastrointestinal Tract: A Primer for Practicing Pathologists.

Archives of pathology & laboratory medicine·2023

Related Experiment Video

Updated: Sep 1, 2025

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
03:43

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Published on: July 11, 2025

131

Effect of an External Abdominal Compression Device on Polyp Detection during Colonoscopy.

Swathi Eluri1, Thomas M Runge1, Holly Cirri1

  • 1Division of Gastroenterology and Hepatology, University of North Carolina School of Medicine, Chapel Hill, NC, the United States.

Journal of Gastroenterology and Hepatology Research
|August 15, 2022
PubMed
Summary

ColoWrap, an external abdominal compression device, did not impact overall polyp detection rates during colonoscopy. However, it showed improved adenoma detection in specific patient groups and colon locations.

Keywords:
Adenomatous polypsCancer screeningColonoscopy

More Related Videos

Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System
15:49

Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System

Published on: October 16, 2013

31.9K
Author Spotlight: A Reproductive Hysteroscopy Approach for Complete Endometrial Polyp Removal and Enhanced Endometrial Receptivity
03:01

Author Spotlight: A Reproductive Hysteroscopy Approach for Complete Endometrial Polyp Removal and Enhanced Endometrial Receptivity

Published on: August 2, 2024

834

Related Experiment Videos

Last Updated: Sep 1, 2025

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
03:43

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists

Published on: July 11, 2025

131
Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System
15:49

Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System

Published on: October 16, 2013

31.9K
Author Spotlight: A Reproductive Hysteroscopy Approach for Complete Endometrial Polyp Removal and Enhanced Endometrial Receptivity
03:01

Author Spotlight: A Reproductive Hysteroscopy Approach for Complete Endometrial Polyp Removal and Enhanced Endometrial Receptivity

Published on: August 2, 2024

834

Area of Science:

  • Gastroenterology
  • Endoscopy
  • Medical Devices

Background:

  • ColoWrap is an external abdominal compression device designed to reduce looping and procedure time during colonoscopy.
  • The impact of abdominal compression on polyp detection, specifically adenoma detection rate (ADR) and sessile serrated polyp detection rate (SSPDR), remains unclear.

Purpose of the Study:

  • To determine if the use of ColoWrap during colonoscopy affects adenoma detection rate (ADR) or sessile serrated polyp detection rate (SSPDR) compared to a sham device.
  • To investigate potential subgroup differences in polyp detection associated with ColoWrap use.

Main Methods:

  • A single-center, randomized trial involving 350 participants aged 40-80.
  • Participants were randomized to receive either ColoWrap or a sham device applied to the lower abdomen during colonoscopy.
  • Adenoma detection rate (ADR) and sessile serrated polyp detection rate (SSPDR) were compared between groups using multivariable logistic regression.

Main Results:

  • No significant overall differences in ADR (43% vs. 40%) or SSPDR (8% vs. 6%) were observed between the ColoWrap and sham groups.
  • Subgroup analysis revealed increased odds of adenoma detection with ColoWrap in women, individuals over 60, and those with a BMI of 30-40.
  • ColoWrap use was associated with increased ADR in the left colon (29% vs. 22%) and increased SSPDR in the cecum/ascending colon (6% vs. 2%).

Conclusions:

  • ColoWrap use during colonoscopy does not negatively impact overall ADR or SSPDR.
  • The device may improve polyp detection in specific colon segments and certain patient demographics.
  • Results should be interpreted with caution due to the study's small sample size.