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Updated: Sep 4, 2025

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Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery
Published on: July 5, 2021
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Health Literacy and Web-Based Audiovisual Multimedia in Pituitary and Endoscopic Skull Base Surgery
Amarbir S Gill1, Philip C Biggs1, Garrett Hagwood1
1Department of Otolaryngology-Head and Neck Surgery, University of California Davis, Sacramento, California, United States.
Journal of Neurological Surgery. Part B, Skull Base
|July 14, 2022
Summary
Audiovisual information on endoscopic skull base surgery (ESBS) and pituitary surgery on YouTube and Google is difficult to understand and act upon. Developing standardized patient resources is recommended to improve clarity and patient engagement.
Area of Science:
- Neurosurgery
- Medical Education
- Digital Health
Background:
- The internet offers abundant multimedia resources for pituitary and endoscopic skull base surgery (ESBS).
- Misinformation online can lead to discrepancies between patient expectations and provider recommendations.
- Evaluating the quality of online surgical information is crucial for patient understanding.
Purpose of the Study:
- To assess the understandability and actionability of audiovisual information on ESBS and pituitary surgery available on YouTube and Google.
- To identify factors influencing the quality of online surgical educational content.
Main Methods:
- A systematic search for "pituitary surgery/transsphenoidal surgery" and "endoscopic skull base surgery" videos on YouTube and Google.
- Evaluation of the top 50 videos from each platform using the Patient Education Materials Assessment Tool for audiovisual material (PEMAT-A/V).
- Analysis of video characteristics including source, authorship, audience, and educational versus advertisement content.
Main Results:
- 85 videos met inclusion criteria; no significant platform differences were found.
- Patient-targeted videos (72%) were more understandable but contained more advertisements.
- Surgeon-targeted (28%) and education-focused videos were more actionable.
- Understandability and actionability scores for both platforms fell below the 70% benchmark.
Conclusions:
- Audiovisual patient information on ESBS and pituitary surgery on YouTube and Google demonstrates poor understandability and actionability.
- There is a need for standardized, high-quality patient information resources for these surgical procedures.
- Improving online medical information quality is essential for informed patient decision-making.

