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Larynx

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Related Experiment Video

Updated: Jul 13, 2026

Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing

Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing

Published on: December 1, 2023

[Function and dysfunction of the superior laryngeal nerve].

A Teymoortash¹, R Berger, G Lichtenberger

¹Klinik für Hals-, Nasen- und Ohrenheilkunde der Philipps-Universität, Universitätsklinikum Giessen und Marburg, Standort Marburg, Deutschhausstr. 3, 35037, Marburg, Deutschland. teymoort@med.uni-marburg.de

|August 9, 2007

Summary

Superior laryngeal nerve (SLN) injuries can cause voice and swallowing problems, often stemming from thyroid surgery. Accurate diagnosis requires understanding SLN anatomy and using tools like laryngoscopy and electromyography.

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Last Updated: Jul 13, 2026

Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing

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Area of Science:

Otolaryngology
Neurology
Surgical Anatomy

Context:

Superior laryngeal nerve (SLN) injuries are more common than previously recognized.
Paresis of the SLN is a frequent cause of nerve dysfunction, particularly after thyroid surgery.

Purpose:

To underscore the importance of precise anatomical knowledge of the SLN's course to prevent iatrogenic damage.
To highlight the diagnostic challenges and necessary investigations for SLN lesions.

Summary:

SLN lesions can lead to voice changes and dysphagia with aspiration.
Clinical symptoms are often subtle, making diagnosis difficult.
Accurate diagnosis necessitates laryngoscopy, stroboscopy, and electromyography.

Impact:

Improved surgical techniques and anatomical awareness can reduce SLN injury rates.
Early and accurate diagnosis can lead to timely management of voice and swallowing disorders.
Enhanced understanding of SLN pathophysiology aids in patient care and outcomes.