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Updated: May 3, 2026

Image Acquisition using Portable Sonography for Emergency Airway Management
Published on: September 28, 2022
Upper airway imaging in sleep-disordered breathing.
Anne-Lise Poirrier1, Julien Fanielle, Annick Bruwier
1University Hospital of Liege, Sart-Tilman B35, 4000, Liege, Belgium, annelise@poirrier.be.
Evaluating sleep-disordered breathing involves combining techniques like cephalometry, sleep-endoscopy, and acoustic reflectometry. These methods assess upper airway dynamics for better diagnosis and treatment.
Area of Science:
- Sleep Medicine
- Otolaryngology
- Respiratory Medicine
Background:
- Sleep-disordered breathing (SDB) understanding has advanced significantly.
- Numerous imaging techniques aid in evaluating SDB's dynamic airway features.
Purpose of the Study:
- To review cost-effective and practical techniques for assessing SDB.
- To highlight the integration of various methods for comprehensive airway evaluation.
Main Methods:
- Cephalometry
- Sleep-endoscopy
- Acoustic reflectometry
Main Results:
- These techniques provide quality assessment of dynamic upper airway anatomy.
- Integration of physical, radiographic, endoscopic, and acoustic evaluations is recommended.
Conclusions:
- A combined approach using cephalometry, sleep-endoscopy, and acoustic reflectometry is effective for SDB assessment.
- These integrated methods aid in understanding airway obstruction levels.
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