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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...
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
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...
Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
Ultrasound II: Endoscopic Ultrasound and FibroScan01:25

Ultrasound II: Endoscopic Ultrasound and FibroScan

Endoscopic Ultrasound (EUS) and FibroScan are valuable diagnostic tools in gastroenterology and hepatology, each with specific applications and techniques.
Endoscopic Ultrasound (EUS):
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...

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Multimodality Diagnosis of Mesenteric Ischemia
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Published on: July 21, 2023

Small bowel imaging - still a radiologic approach?

Ingrid Markova1, Katerina Kluchova, Radek Zboril

  • 1Department of Radiology, Faculty Hospital F. D. Roosevelt Banska Bystrica, Slovak Republic. ingrid.markova@gmail.com

Biomedical Papers of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia
|July 30, 2010
PubMed
Summary

Newer radiologic techniques like CT and MR enterography offer less invasive and faster small bowel imaging compared to traditional methods. Wireless capsule enteroscopy excels in visualizing the mucosal surface for bleeding and inflammatory conditions.

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Area of Science:

  • Radiology
  • Gastroenterology
  • Medical Imaging

Background:

  • Growing interest in advanced small bowel imaging techniques.
  • Comparison of established and novel radiologic and endoscopic methods.
  • Overview of computed tomography (CT), magnetic resonance imaging (MRI), and ultrasound (US) modalities.

Purpose of the Study:

  • To provide a comprehensive comparison of various small bowel imaging techniques.
  • To evaluate the advantages and disadvantages of new versus old methods.
  • To assess the role of different imaging modalities in diagnosing small bowel pathologies.

Main Methods:

  • Systematic literature search across major scientific databases (PubMed, Medline, Ovid, Elsevier).
  • Bibliographical review of relevant scientific articles.
  • Comparative analysis of imaging techniques based on published data.

Main Results:

  • Ultrasound (US) remains a preferred method for pediatric populations and inflammatory conditions.
  • Cross-sectional imaging (CT/MR enterography/enteroclysis) has largely replaced conventional enteroclysis.
  • CT/MR enterography/enteroclysis are superior to endoscopic methods for small bowel tumors.
  • Wireless capsule enteroscopy (WCE) offers unparalleled mucosal imaging for obscure GI bleeding and inflammation.

Conclusions:

  • Radiologic techniques are generally less invasive, faster, and cover the entire small bowel.
  • US and MR imaging avoid radiation exposure.
  • Endoscopic methods are more invasive and costly but allow for biopsy.
  • Radiologic approaches are preferred for small bowel tumors, while WCE is optimal for mucosal visualization.