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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 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...
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 Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due to...

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Related Experiment Video

Updated: Jun 23, 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

Chromoendoscopy.

Raquel E Davila1

  • 1VA North Texas Health Care System, University of Texas Southwestern Medical Center, Dallas, 75216, USA. raquel.davila@utsouthwestern.edu

Gastrointestinal Endoscopy Clinics of North America
|May 9, 2009
PubMed
Summary
This summary is machine-generated.

Chromoendoscopy uses dyes during endoscopy to enhance visualization of the gastrointestinal tract, aiding in early cancer detection. While safe and feasible, limitations hinder widespread adoption, yet it remains valuable for mucosal lesion diagnosis.

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High-resolution Fiber-optic Microendoscopy for in situ Cellular Imaging
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Related Experiment Videos

Last Updated: Jun 23, 2026

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

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Published on: August 26, 2014

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Published on: January 11, 2011

Area of Science:

  • Gastroenterology
  • Endoscopic Imaging

Background:

  • Chromoendoscopy enhances gastrointestinal mucosa visualization using dyes.
  • It is primarily used for detecting dysplasia and early gastrointestinal cancers.

Purpose of the Study:

  • To review the clinical applications and limitations of chromoendoscopy.
  • To assess its utility in various gastrointestinal conditions.

Main Methods:

  • Review of studies on chromoendoscopy in conditions like Barrett's esophagus and colorectal polyps.
  • Evaluation of its safety, feasibility, and diagnostic yield.

Main Results:

  • Chromoendoscopy has been studied for esophageal squamous cell carcinoma, Barrett's esophagus, gastric cancer, colorectal polyps, and ulcerative colitis.
  • The technique is feasible and safe but faces limitations impacting widespread use.

Conclusions:

  • Chromoendoscopy is a valuable adjunct to standard endoscopy for visualizing mucosal lesions.
  • It has the potential to improve tissue diagnosis and patient outcomes in gastrointestinal oncology.