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Endoscopic Procedures I: Esophagogastroduodenoscopy

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.
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Endoscopic Procedures III: Video Capsule Endoscopy

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 IV: Sigmoidoscopy and Laproscopy

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
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Endoscopic Procedures II: Colonoscopy

Endoscopic Procedures II: Colonoscopy

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Endoscopic Procedures V: ERCP

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 13, 2026

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

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

Published on: August 26, 2014

[Gastrointestinal endoscopy and infection].

Mona Boudabbous¹, Ali Amouri, Leila Mnif

¹EPS Hédi Chaker, service de gastroentérologie, Sfax, Tunisie. boudabousmona@yahoo.fr

Presse Medicale (Paris, France : 1983)

|May 1, 2010

Summary

Effective disinfection of gastrointestinal endoscopy devices is crucial to prevent germ transmission. While rare, patient-to-patient infection risk from contaminated equipment highlights the need for controlled disinfection procedures.

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

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Flexible Colonoscopy in Mice to Evaluate the Severity of Colitis and Colorectal Tumors Using a Validated Endoscopic Scoring System

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Published on: October 16, 2013

Area of Science:

Gastroenterology
Infectious Disease Control
Medical Device Reprocessing

Background:

Gastrointestinal endoscopy devices traverse body cavities harboring diverse bacterial flora, including pathogenic microorganisms.
Endoscopic equipment invariably becomes contaminated after patient examinations.
Inadequate disinfection protocols pose a significant risk for the transmission of infectious agents.

Purpose of the Study:

To evaluate the infectious risk associated with gastrointestinal endoscopy procedures.
To emphasize the critical role of effective disinfection in preventing microbial transmission.
To highlight the importance of standardized and controlled equipment reprocessing.

Main Methods:

Review of contamination risks during gastrointestinal endoscopy.
Analysis of factors influencing infectious risk (patient, procedure, disinfection technique).
Assessment of the significance of bacteraemia and endoscopic germ transmission.

Main Results:

Endoscopic devices are consistently contaminated post-procedure.
Bacteraemia resulting from endoscopy is typically not clinically significant.
Endoscopic transmission of pathogens between patients is rare, primarily linked to disinfection failures.

Conclusions:

Effective disinfection of endoscopic equipment is paramount to mitigate infection risks.
Established, known, and controlled disinfection procedures are essential for patient safety.
Adherence to rigorous reprocessing protocols minimizes the rare but potential for cross-contamination.