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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

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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...
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Esophageal Strictures-II: Clinical Features and Management01:26

Esophageal Strictures-II: Clinical Features and Management

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Patients with esophageal strictures often experience a range of symptoms. Initially, they may have difficulty swallowing solid foods, which can progress to include liquids. Additional symptoms may involve chest pain or discomfort, regurgitating food and fluids, heartburn, unintentional weight loss, coughing or choking during meals, and hoarseness.
Healthcare providers should gather a comprehensive medical history and conduct a physical examination for diagnosis. If esophageal stricture is...
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Upper GI Series: Barium Swallow01:24

Upper GI Series: Barium Swallow

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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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Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

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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:
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Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

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Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
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Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

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Surgical interventions for inflammatory bowel disease (IBD), which includes ulcerative colitis and Crohn's disease, are essential in managing symptoms and addressing complications. The selection of surgical procedures is contingent upon the specific conditions and complications that stem from these illnesses.
Here are some common surgical interventions for IBD:
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Related Experiment Video

Updated: Apr 12, 2026

Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction
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Endoscopic Ultrasound-Guided Biliary Drainage: Endoscopic Ultrasound-Guided Hepaticogastrostomy in Malignant Biliary Obstruction

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Gastrointestinal stenting: Current status and imaging features.

B Malgras1, R Lo Dico1, K Pautrat1

  • 1Department of Surgical Oncology, hôpital Lariboisière, AP-HP, 2, rue Ambroise-Paré, 75475 Paris cedex 10, France.

Diagnostic and Interventional Imaging
|May 9, 2015
PubMed
Summary
This summary is machine-generated.

Gastrointestinal stents are now used for benign diseases, but colon obstruction from advanced cancer still carries high risks. Multidetector row computed tomography (MDCT) is crucial for detecting stent complications.

Keywords:
Gastrointestinal interventionIatrogenic complicationsStents

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Imaging In-Stent Restenosis: An Inexpensive, Reliable, and Rapid Preclinical Model
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Imaging In-Stent Restenosis: An Inexpensive, Reliable, and Rapid Preclinical Model
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Imaging In-Stent Restenosis: An Inexpensive, Reliable, and Rapid Preclinical Model

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Area of Science:

  • Gastroenterology
  • Interventional Radiology

Background:

  • Gastrointestinal stent use has evolved from palliative care for malignant strictures to curative applications in selected benign diseases.
  • Despite advancements, high mortality and morbidity persist for patients with colon obstruction due to advanced colon carcinoma.

Purpose of the Study:

  • To review the evolving indications, techniques, and future developments of gastrointestinal stents.
  • To emphasize the role of multidetector row computed tomography (MDCT) in identifying potential complications associated with gastrointestinal stents.

Main Methods:

  • Literature review focusing on gastrointestinal stent applications.
  • Analysis of multidetector row computed tomography (MDCT) in complication detection.

Main Results:

  • Stent therapy has expanded beyond malignant strictures to include benign conditions.
  • MDCT plays a significant role in the early detection and management of stent-related complications.

Conclusions:

  • Careful patient selection is key for successful gastrointestinal stent placement.
  • MDCT is essential for monitoring and managing complications, improving patient outcomes in gastrointestinal stenting.