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Related Concept Videos

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:
Upper GI Series: Barium Swallow01:24

Upper GI Series: Barium Swallow

The Barium Swallow Study, or a Barium Esophagogram, is a diagnostic imaging method used to visualize the upper gastrointestinal (GI) tract, including the esophagus, stomach, and small intestine. It employs barium sulfate, a radiopaque contrast material, to provide clear images of the upper digestive system, helping to identify abnormalities, diseases, or structural issues.
Purpose and Procedure
Patients undergoing this procedure ingest a liquid containing barium sulfate with a chalky...
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 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 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:

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Related Experiment Video

Updated: Jul 19, 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

[Magnifying endoscopy in upper gastrointestinal tract].

Sang Ho Lee1, Chang Beom Ryu, Jae Young Jang

  • 1Department of Internal Medicine, Busan Medical Center, Busan, Korea.

The Korean Journal of Gastroenterology = Taehan Sohwagi Hakhoe Chi
|October 19, 2006
PubMed
Summary

Magnifying endoscopy aids in diagnosing and detecting upper gastrointestinal lesions and Barrett's esophagus. Further high-quality studies are needed to establish it as a standard clinical procedure.

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Using the Endoscope for Endobronchial Ultrasound in the Esophagus
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Using the Endoscope for Endobronchial Ultrasound in the Esophagus

Published on: November 21, 2023

Related Experiment Videos

Last Updated: Jul 19, 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

Using the Endoscope for Endobronchial Ultrasound in the Esophagus
04:35

Using the Endoscope for Endobronchial Ultrasound in the Esophagus

Published on: November 21, 2023

Area of Science:

  • Gastroenterology
  • Endoscopic Imaging

Context:

  • Magnification endoscopy combined with chromoscopy enhances visualization of subtle mucosal patterns in the upper GI tract.
  • Recent data suggest its value in diagnosing, detecting, and characterizing upper GI inflammatory and neoplastic lesions.

Purpose:

  • To evaluate the utility of magnifying endoscopy in the upper GI tract for various diagnostic and surveillance applications.
  • To assess the current evidence base for magnifying endoscopy in clinical practice.

Summary:

  • Magnifying endoscopy is useful for screening/surveillance of Barrett's esophagus, defining adenocarcinoma extent, detecting GI cancers, diagnosing H. pylori infection, and recognizing GERD-related changes.
  • Current evidence primarily consists of observational studies; high-quality randomized controlled trials are lacking.
  • Standardization of methodology and development of a uniform classification system are crucial for its wider adoption.

Impact:

  • Magnifying endoscopy shows promise as an adjunct tool for upper GI diagnostics and surveillance.
  • Future research should focus on rigorous validation and standardization to integrate this technology into routine clinical practice.