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Related Concept Videos

Endoscopic Procedures III: Video Capsule Endoscopy01:28

Endoscopic Procedures III: Video Capsule Endoscopy

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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,...
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Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

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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 V: ERCP01:26

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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.
Patient...
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Endoscopic Procedures II: Colonoscopy01:25

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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:
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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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Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

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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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Related Experiment Video

Updated: Jun 28, 2025

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
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Capsule endoscopy: beyond the small bowel.

Luís Relvas1, Francisco Velasco2, Sónia Barros2

  • 1Gastroenterology, Unidade Local de Saúde do Algarve - Unidade de Faro, Portugal.

Revista Espanola De Enfermedades Digestivas
|April 18, 2024
PubMed
Summary
This summary is machine-generated.

Capsule endoscopy (CE) is a key tool for diagnosing obscure gastrointestinal bleeding (OGIB) when other methods fail. This study confirms CE

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Area of Science:

  • Gastroenterology
  • Medical Imaging
  • Endoscopy

Background:

  • Obscure gastrointestinal bleeding (OGIB) often requires advanced diagnostic techniques.
  • Conventional endoscopic examinations may not identify the source of bleeding.
  • Capsule endoscopy (CE) is a primary tool for investigating OGIB.

Purpose of the Study:

  • To evaluate the effectiveness of capsule endoscopy (CE) in detecting lesions outside the small bowel.
  • To assess the diagnostic yield of CE for obscure gastrointestinal bleeding (OGIB).
  • To analyze the role of CE in identifying previously undetected lesions.

Main Methods:

  • Retrospective analysis of patients undergoing capsule endoscopy for suspected OGIB.
  • Comparison of CE findings with conventional endoscopic examinations.
  • Focus on lesions identified outside the small intestine.

Main Results:

  • Capsule endoscopy demonstrated effectiveness in diagnosing OGIB.
  • CE successfully identified lesions outside the small bowel segment.
  • Detection rates for extrsmall intestinal lesions varied but were significant.

Conclusions:

  • Capsule endoscopy is a safe and effective method for diagnosing OGIB.
  • CE plays a crucial role in identifying lesions beyond the small intestine.
  • CE enhances diagnostic capabilities for obscure gastrointestinal bleeding.