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Related Concept Videos

Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

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Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
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Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
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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

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This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
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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.
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CO2 insufflation during single-balloon enteroscopy: a multicenter randomized controlled trial.

Philipp Lenz1, Tobias Meister2, Mauro Manno3

  • 1Department of Medicine B, University of Münster, Münster, Germany.

Endoscopy
|December 20, 2013
PubMed
Summary
This summary is machine-generated.

Carbon dioxide (CO2) insufflation in single-balloon enteroscopy (SBE) significantly improved intubation depth in patients with prior abdominal surgery. CO2 also reduced post-procedure pain compared to air insufflation.

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Area of Science:

  • Gastroenterology
  • Endoscopy
  • Medical Devices

Background:

  • Carbon dioxide (CO2) insufflation offers benefits over air for double-balloon enteroscopy, including reduced pain and increased insertion depth.
  • Single-balloon enteroscopy (SBE) is a valuable diagnostic and therapeutic tool in gastroenterology.

Purpose of the Study:

  • To prospectively evaluate the performance of CO2 versus air insufflation during SBE.
  • To compare patient discomfort, intubation depth, and diagnostic yield between CO2 and air insufflation in SBE.

Main Methods:

  • A randomized, European, multicenter trial (NCT01524055) involving 107 patients undergoing SBE.
  • Blinded assessment of insufflation gas (CO2 vs. air) by patients and endoscopists.
  • Patient discomfort scored using a visual analog scale; intubation depth and diagnostic yield were primary endpoints.

Main Results:

  • No significant difference in overall oral intubation depth between CO2 and air groups (254±80 vs. 238±55 cm).
  • Significantly greater oral intubation depth in the CO2 group for patients with prior abdominal surgery (258±84 vs. 192±42 cm; P<0.05).
  • Comparable diagnostic yields (67% CO2 vs. 73% air) and no differences in procedure time or sedation. Patients in the CO2 group reported less pain.

Conclusions:

  • CO2 insufflation provides an advantage in SBE for patients with a history of abdominal surgery, specifically in achieving greater intubation depth.
  • SBE is a well-tolerated procedure, and the use of CO2 may further enhance patient comfort by reducing post-procedural pain.