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Related Experiment Video

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Intraoperative Video Consultation Following Bile Duct Transection Facilitates Direct OR Transfer for Robotic Hepaticojejunostomy at Tertiary Center

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Effectiveness of asynchronous tele-endoscopy.

Anushiya Ganeshalingam¹, Sean Pritchett, Tony Tam

¹Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada.

Gastrointestinal Endoscopy

|March 2, 2010

Summary

Asynchronous tele-endoscopy with highly compressed video shows diagnostic potential, but interobserver variability significantly impacts accuracy in upper GI endoscopy. Improved documentation is crucial for effective communication.

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Systematic Endobronchial Ultrasound - The Six Landmarks Approach

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Published on: August 11, 2023

Area of Science:

Gastroenterology
Medical Imaging
Telemedicine

Background:

Asynchronous tele-endoscopy offers potential to enhance patient care access and quality.
This study is the first to evaluate the diagnostic accuracy of highly compressed digital video in gastrointestinal (GI) endoscopy.

Purpose of the Study:

To assess the diagnostic accuracy of asynchronous tele-endoscopy using highly compressed video for upper GI tract lesions.
To determine if highly compressed video can accurately document and diagnose upper GI findings.

Main Methods:

Fifty upper GI endoscopies were performed, with simultaneous capture of high-quality DV and highly compressed MPEG-1 video.
Five endoscopists asynchronously reviewed 20 compressed videos (100 reviews) and rated image quality and technique.
Discrepancies were classified by an independent panel to identify causes like image quality, technique, or interobserver variability.

Main Results:

While 85% of asynchronous reviews deemed highly compressed video image quality diagnostic, only 18% resulted in identical clinical diagnoses.
High discordance was observed for both major (kappa = 0.38) and minor findings (kappa = -0.29).
Interobserver reporting variability accounted for 90% of diagnostic discrepancies, compared to only 4.9% for poor image quality.

Conclusions:

Highly compressed, low-bandwidth video in asynchronous tele-endoscopy is well-tolerated and comparable to current standards.
Interobserver reporting variability is the primary driver of poor correlation in diagnoses.
Enhanced synoptic documentation is essential for improving communication among endoscopists.