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Related Concept Videos

Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

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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,...
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Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

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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:
155
Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

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An Esophagogastroduodenoscopy (EGD) is a diagnostic procedure in which an endoscopist uses a flexible, lighted endoscope to visualize the upper gastrointestinal (GI) tract. The procedure includes visualizing the oropharynx, esophagus, stomach, and the first part of the small intestine, the duodenum.
During an EGD, the endoscope can be used to:
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Endoscopic Procedures V: ERCP01:26

Endoscopic Procedures V: ERCP

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Endoscopic Retrograde Cholangiopancreatography (ERCP) is a diagnostic procedure that combines endoscopy and fluoroscopy to diagnose and treat conditions related to the bile ducts, pancreatic ducts, and gallbladder. This procedure is beneficial for identifying and addressing blockages, gallstones, strictures, and tumors within the biliary or pancreatic systems. ERCP is both diagnostic and therapeutic, offering the ability to visualize and treat identified problems in one session.
Patient...
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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

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This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
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Related Experiment Video

Updated: Aug 4, 2025

Structured Approach to Colonoscopy Technique Optimization: A Single-Center Experience with Novice Endoscopists
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Colon Capsule Endoscopy - Shining the Light through the Colon.

Foong Way David Tai1,2, Mark McAlindon3,4, Reena Sidhu3,4

  • 1Academic Unit of Gastroenterology, Room P13, Royal Hallamshire Hospital, Sheffield Teaching Hospitals, Glossop Road, Sheffield, UK. david.tai@nhs.net.

Current Gastroenterology Reports
|April 6, 2023
PubMed
Summary

Colon capsule endoscopy (CCE) and CT colonography (CTC) show good polyp detection rates compared to optical colonoscopy (OC). CCE excels with small polyps and inflammation, but completion rates need improvement.

Keywords:
CT colonoscopyColitisColon Capsule EndoscopyColonoscopyColorectal polypsInflammatory bowel disease

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Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Endoscopy

Background:

  • Colon capsule endoscopy (CCE) is a wireless, non-invasive tool for visualizing the colon.
  • Optical colonoscopy (OC) and CT colonography (CTC) are established methods for colonic examination.

Purpose of the Study:

  • To review current applications of CCE.
  • To compare CCE performance against OC and CTC.
  • To highlight future developments for CCE.

Main Methods:

  • Literature review of CCE, OC, and CTC studies.
  • Comparative analysis of diagnostic accuracy, patient tolerance, and procedural limitations.

Main Results:

  • CCE and CTC demonstrate comparable sensitivity and specificity to OC for polyp detection.
  • CCE is more sensitive for sub-centimeter polyps and detects colonic inflammation and anorectal pathology missed by CTC.
  • Inadequate bowel preparation and incomplete transit limit CCE completion rates, unlike CTC.

Conclusions:

  • CCE and CTC are viable alternatives to OC for colonic examination.
  • Improving CCE completion rates and bowel preparation is crucial for enhancing its clinical effectiveness and cost-efficiency.
  • Patient preference varies between CCE and CTC, with CCE generally better tolerated than OC.