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Related Concept Videos

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

Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy

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 solid...
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the colonic...
Lower GI Series: Barium Enema01:23

Lower GI Series: Barium Enema

A Barium Enema, or a lower GI series, is a specialized radiographic examination designed to visualize the lower gastrointestinal tract, specifically the colon and rectum. This procedure is instrumental in diagnosing various conditions such as colorectal cancer, polyps, diverticulosis, and inflammatory bowel disease.
Procedure Details
The examination begins by inserting a lubricated rectal tube into the patient's rectum to administer a radiopaque barium solution. The barium flow is carefully...
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...
Inflammatory Bowel Disease II: Crohn's Disease01:30

Inflammatory Bowel Disease II: Crohn's Disease

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 transmural...
Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET

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Related Experiment Video

Updated: May 17, 2026

Multimodality Diagnosis of Mesenteric Ischemia
05:07

Multimodality Diagnosis of Mesenteric Ischemia

Published on: July 21, 2023

Small bowel imaging in celiac disease.

Christina A Tennyson1, Carol E Semrad

  • 1Department of Medicine, Columbia University College of Physicians and Surgeons, New York, NY 10032, USA.

Gastrointestinal Endoscopy Clinics of North America
|October 23, 2012
PubMed
Summary

Celiac disease diagnosis often involves imaging. Device-assisted enteroscopy and enterography are key tools for examining the small bowel and identifying lesions in celiac patients.

Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Immunology

Background:

  • Celiac disease is an autoimmune disorder of the small intestine triggered by gluten ingestion in genetically predisposed individuals.
  • Diagnosis typically relies on serological tests and upper endoscopy with biopsy, but initial symptoms can be nonspecific, leading to prior radiologic evaluation.
  • Advanced endoscopic and imaging techniques are crucial for comprehensive small bowel assessment.

Purpose of the Study:

  • To review the utility of device-assisted enteroscopy (DAE) and enterography in the diagnosis and management of celiac disease.
  • To highlight the role of these advanced imaging modalities in evaluating the entire small bowel.
  • To discuss their contribution to identifying lesions and facilitating targeted biopsies.

Main Methods:

Related Experiment Videos

Last Updated: May 17, 2026

Multimodality Diagnosis of Mesenteric Ischemia
05:07

Multimodality Diagnosis of Mesenteric Ischemia

Published on: July 21, 2023

  • Review of current literature on device-assisted enteroscopy (e.g., balloon-assisted enteroscopy) and enterography (CT or MR enterography) in celiac disease.
  • Focus on diagnostic yield, lesion detection, and therapeutic implications.
  • Synthesis of findings regarding the integration of these techniques into clinical practice.

Main Results:

  • Device-assisted enteroscopy allows for detailed visualization and targeted biopsy of the entire small intestine, complementing traditional endoscopy.
  • Enterography provides a non-invasive method to assess small bowel inflammation, strictures, and mucosal changes associated with celiac disease.
  • These techniques aid in diagnosing difficult or atypical celiac disease presentations and monitoring treatment response.

Conclusions:

  • Device-assisted enteroscopy and enterography are valuable adjuncts to conventional diagnostic methods for celiac disease.
  • They offer enhanced visualization of the small bowel, improving diagnostic accuracy and patient management.
  • These advanced imaging tools are essential for a comprehensive evaluation of celiac disease, particularly in complex cases.