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Related Concept Videos

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...
Endoscopic Procedures I: Esophagogastroduodenoscopy01:29

Endoscopic Procedures I: Esophagogastroduodenoscopy

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:
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

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
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
Endoscopic Procedures II: Colonoscopy01:25

Endoscopic Procedures II: Colonoscopy

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:
Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

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
Description
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 to...
Endoscopic Procedures V: ERCP01:26

Endoscopic Procedures V: ERCP

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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Related Experiment Video

Updated: Jul 2, 2026

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation
09:42

Murine Endoscopy for In Vivo Multimodal Imaging of Carcinogenesis and Assessment of Intestinal Wound Healing and Inflammation

Published on: August 26, 2014

A closer look at same-day bidirectional endoscopy.

Jennifer Urquhart1, Glenn Eisen, Douglas O Faigel

  • 1Oregon Health and Science University, Department of Gastroenterology, Portland, Oregon 97239, USA. urquhart@ohsu.edu

Gastrointestinal Endoscopy
|August 30, 2008
PubMed
Summary
This summary is machine-generated.

Same-day bidirectional endoscopy (BDE) is common, revealing significant findings in patients with anemia or positive fecal occult blood tests (FOBT). However, its benefit in patients with abdominal pain requires further study.

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Standardization of Basket Use in Sialendoscopy: A Ten-Year Retrospective Study

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Area of Science:

  • Gastroenterology
  • Endoscopy
  • Clinical Outcomes Research

Background:

  • Same-day bidirectional endoscopy (BDE) is a frequently utilized clinical procedure.
  • Understanding its utilization patterns and diagnostic yield is crucial for optimizing patient care.

Purpose of the Study:

  • To determine the frequency and patient demographics of BDE.
  • To identify the indications for BDE.
  • To analyze significant endoscopic findings in patients undergoing BDE for specific indications.

Main Methods:

  • Retrospective analysis of a national endoscopic database (Clinical Outcomes Research Initiative).
  • Inclusion of 66,265 patients (11.2%) who underwent same-day BDE from 591,074 total patients.
  • Focus on a subgroup (n=9067) with anemia, positive fecal occult blood test (FOBT), or abdominal pain as the sole indication for both upper and lower endoscopy.

Main Results:

  • BDE was performed in 11.2% of patients undergoing endoscopy.
  • Significant endoscopic findings were more frequent in patients with anemia (OR 1.89) and positive FOBT (OR 1.83) compared to those with abdominal pain.
  • Specific significant findings included suspected malignancy, AVMs, ulcers, Barrett's esophagus, and large polyps.

Conclusions:

  • Over 10% of endoscopy patients undergo same-day BDE.
  • BDE is effective in identifying significant pathology in patients with anemia or positive FOBT.
  • The utility of BDE for patients presenting with abdominal pain is less clear and warrants further investigation.