Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

239
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:
239
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy01:26

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

170
This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
170
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

209
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...
209
Inflammatory Bowel Disease I: Ulcerative Colitis01:27

Inflammatory Bowel Disease I: Ulcerative Colitis

406
Introduction
Inflammatory bowel disease, or IBD, encompasses a group of disorders characterized by chronic inflammation or ulceration of the gastrointestinal tract.
Risk Factors
The exact cause of IBD remains unclear, although it is believed to be due to a mix of genetic, environmental, microbial, and immune factors. Genetic factors are significant in determining susceptibility to IBD, with family history being a critical risk factor. Individuals with a first-degree relative who has IBD are at...
406
Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

445
Introduction
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
445
Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

489
Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
489

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Repeat ERCP in the Era of Interventional EUS: Toward an Individualized Rescue Strategy.

Digestive diseases and sciences·2026
Same author

EUS-Guided Gallbladder Drainage in Acute Cholecystitis With Contained Perforation: An International Multicenter Study.

Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society·2026
Same author

Methodology Assessment of Endoscopic Ultrasound Radiofrequency Ablation (EUS-RFA) for Pancreatic Neoplasms: Results From an International Survey.

Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society·2026
Same author

Risk of Guideline Overselling and Certainty Inflation in GPT-5 Responses: A Statement-Based Analysis of Four ESGE Colorectal Guidelines.

Endoscopy international open·2026
Same author

Guidewire use in electrocautery-enhanced lumen-apposing metal stent procedures: Results of an online survey from an international working group.

Endoscopy international open·2026
Same author

Long-Term Outcomes After Endoscopic Papillary Large Balloon Dilation With Endoscopic Sphincterotomy for Difficult Biliary Stones: A Multicenter Retrospective Longitudinal Study.

Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society·2026

Related Experiment Video

Updated: Oct 10, 2025

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

195

Colonoscopy-related colonic ischemia.

Sinan Sadalla1, Andrea Lisotti2, Lorenzo Fuccio3

  • 1Unità Operativa Complessa di Gastroenterologia e Endoscopia Digestiva, Università di Bologna/ Ospedale di Imola, Imola (BO) 40024, Italy.

World Journal of Gastroenterology
|December 8, 2021
PubMed
Summary

Colonoscopy can cause colon ischemia, a condition where the colon lacks blood flow. This risk arises from factors like bowel prep, sedation, and the procedure itself, requiring physician awareness for prevention and treatment.

Keywords:
Bowel preparationColon ischemiaColonoscopyEndoscopyIschemic colitisMesenteric circulation

More Related Videos

Multimodality Diagnosis of Mesenteric Ischemia
05:07

Multimodality Diagnosis of Mesenteric Ischemia

Published on: July 21, 2023

792
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

32.0K

Related Experiment Videos

Last Updated: Oct 10, 2025

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

195
Multimodality Diagnosis of Mesenteric Ischemia
05:07

Multimodality Diagnosis of Mesenteric Ischemia

Published on: July 21, 2023

792
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

32.0K

Area of Science:

  • Gastroenterology
  • Vascular Medicine

Background:

  • Colonoscopy is a common endoscopic procedure.
  • The colon has a relatively limited blood supply compared to other abdominal organs, predisposing it to ischemic events.
  • Colon ischemia following colonoscopy is an underrecognized complication.

Purpose of the Study:

  • To highlight colon ischemia as a potential risk associated with colonoscopy.
  • To elucidate the multifactorial etiology of post-colonoscopy colon ischemia.
  • To emphasize the importance of physician awareness for risk minimization, early diagnosis, and appropriate management.

Main Methods:

  • Review of existing literature on colon ischemia and colonoscopy complications.
  • Analysis of potential causative mechanisms.
  • Clinical case reviews (implied).

Main Results:

  • Colonoscopy is identified as a risk factor for colon ischemia.
  • Multiple factors contribute to colon ischemia post-procedure, including splanchnic circulation changes, bowel preparation agents, sedative medications, and mechanical trauma from insufflation and endoscope insertion.
  • The susceptibility is linked to the colon's inherent vascularity.

Conclusions:

  • Gastroenterologists must be aware of colon ischemia as a complication of colonoscopy.
  • Understanding the risk factors is crucial for preventing, diagnosing, and treating this condition effectively.
  • Proactive management strategies are needed to minimize patient risk.