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Related Concept Videos

Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

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, unexplained...
Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

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

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
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In gastric emptying studies, a meal's liquid and solid...
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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...
Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

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:
Endoscopic Procedures V: ERCP01:26

Endoscopic Procedures V: ERCP

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.
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Related Experiment Video

Updated: Jun 1, 2026

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

Second-generation colon capsule endoscopy compared with colonoscopy.

Cristiano Spada1, Cesare Hassan, Miguel Munoz-Navas

  • 1Digestive Endoscopy Unit, Catholic University, Rome, Italy. cristianospada@gmail.com

Gastrointestinal Endoscopy
|May 24, 2011
PubMed
Summary
This summary is machine-generated.

The second-generation colon capsule endoscopy system (CCE-2) shows high sensitivity for detecting colorectal polyps and masses. This noninvasive CCE-2 may be a suitable tool for colorectal imaging, offering accurate polyp detection.

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

Last Updated: Jun 1, 2026

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

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

Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Endoscopy

Background:

  • Colon capsule endoscopy (CCE) is a noninvasive colon visualization technique.
  • The second-generation system (CCE-2) was developed to improve polyp detection sensitivity.
  • CCE avoids sedation and air insufflation, enhancing patient comfort.

Purpose of the Study:

  • To evaluate the feasibility, accuracy, and safety of CCE-2.
  • To compare CCE-2 directly against colonoscopy for polyp detection.

Main Methods:

  • A prospective, multicenter trial involving 109 patients undergoing CCE-2 and colonoscopy.
  • Colonoscopy served as the criterion standard for detecting colorectal polyps (≥6 mm or masses).
  • CCE-2 sensitivity and specificity were assessed for polyp detection; capsule excretion and bowel preparation quality were also evaluated.

Main Results:

  • CCE-2 demonstrated high per-patient sensitivity for polyps ≥6 mm (84%) and ≥10 mm (88%).
  • Specificities for CCE-2 were 64% (≥6 mm) and 95% (≥10 mm).
  • All three invasive carcinomas were detected by CCE-2; capsule excretion was 88% within 10 hours.

Conclusions:

  • CCE-2 exhibits high sensitivity for detecting clinically significant polypoid lesions.
  • The system shows potential as an adequate tool for colorectal imaging.
  • Further studies may be needed due to limitations like non-consecutive patient enrollment.