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The effect of pharyngeal soft tissue components on snoring
Ersin Ozturk1, Deniz Dalayman, Guner Sonmez
1Department of Radiology, GATA Haydarpasa Teaching Hospital, Istanbul, Turkey. drersini@yahoo.com
Clinical Imaging
|June 30, 2007
Summary
Snoring is linked to a narrower oropharyngeal air column and increased parapharyngeal wall thickness. These anatomical factors, particularly the oropharyngeal airway dimensions, are key indicators for snoring.
Area of Science:
- Otolaryngology
- Radiology
- Sleep Medicine
Background:
- Snoring is a common symptom associated with obstructive sleep apnea.
- Anatomical variations in the upper airway may contribute to snoring.
- Previous studies have explored various factors, but a comprehensive analysis of specific pharyngeal structures is needed.
Purpose of the Study:
- To investigate the relationship between oropharyngeal air column area, parapharyngeal fat pad thickness, pterygoid muscle thickness, parapharyngeal wall thickness, and snoring.
- To identify specific anatomical predictors of snoring using Magnetic Resonance (MR) imaging.
Main Methods:
- Fifty-six individuals with snoring and 39 controls underwent MR imaging of the pharynx.
- Measurements included oropharyngeal air column area, parapharyngeal fat pad thickness, pterygoid muscle thickness, and parapharyngeal wall thickness.
- Statistical analysis, including t-tests and Pearson's correlation, compared measurements between snorers and non-snorers.
Main Results:
- Snorers exhibited significantly higher Body Mass Index (BMI) and thicker parapharyngeal walls compared to controls.
- The oropharyngeal air column area was significantly narrower in individuals who snored.
- No significant differences were found in pterygoid muscle thickness or parapharyngeal fat pad thickness between groups.
Conclusions:
- A narrower oropharyngeal air column area is a significant predictor of snoring.
- Increased parapharyngeal wall thickness is also associated with snoring.
- Oropharyngeal airway dimensions play a crucial role in the pathophysiology of snoring.
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