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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:
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.
Patient...
Urologic Endoscopic Procedure: Cystoscopic Examination01:28

Urologic Endoscopic Procedure: Cystoscopic Examination

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...

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Related Experiment Video

Updated: Jun 27, 2026

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
09:42

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation

Published on: August 26, 2014

Wireless capsule endoscopy color video segmentation.

Michal Mackiewicz1, Jeff Berens, Mark Fisher

  • 1School of Computing Sciences, University ofEast Anglia, NR47TJ Norwich, UK. mm@cmp.uea.ac.uk

IEEE Transactions on Medical Imaging
|November 27, 2008
PubMed
Summary
This summary is machine-generated.

This study introduces an automated color image analysis method to differentiate gastrointestinal tissues from wireless capsule endoscopy (WCE) videos. The approach effectively segments images, aiding faster and more accurate diagnoses.

Related Experiment Videos

Last Updated: Jun 27, 2026

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
09:42

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation

Published on: August 26, 2014

Area of Science:

  • Medical Imaging
  • Gastroenterology
  • Computer Vision

Background:

  • Wireless capsule endoscopy (WCE) generates extensive video data of the gastrointestinal tract.
  • Manual review of WCE videos is time-consuming and prone to fatigue.
  • Automated analysis tools are needed to assist clinicians in interpreting WCE data.

Purpose of the Study:

  • To develop and validate an automated system for classifying oesophagus, stomach, small intestine, and colon tissue in WCE images.
  • To improve the efficiency and accuracy of WCE data analysis.

Main Methods:

  • Image preprocessing involved subimage division and rejection of non-tissue areas.
  • Feature extraction combined color (hue saturation histograms, DCT, PCA), texture (local binary patterns), and motion information.
  • Classification utilized support vector or Gaussian classifiers within a hidden Markov model framework.

Main Results:

  • The proposed method demonstrated effectiveness in automatically discriminating between different gastrointestinal tissue types.
  • Experimental results validated the system's capability to segment meaningful parts of the WCE video.

Conclusions:

  • Automated color image analysis is a viable approach for tissue discrimination in WCE.
  • This technology can significantly support clinicians by speeding up the review process and potentially improving diagnostic accuracy.