Research
Cellular
All pharyngeal soft tissues were larger with greater BMI, including the volumes of the tongue, soft palate, and lateral walls.
Increased soft tissue volume with higher BMI should be considered in OSA management.
StrongSupportsmedium confidence
All pharyngeal soft tissues were larger with greater BMI, including the volumes of the tongue (and tongue fat), soft palate (and soft palate fat), lateral walls, fat pads, epiglottis, and pterygoids.
Why this rating
The study's design and comprehensive measurements support this claim.
Source
The Relationship between Upper Airway Anatomy and Obesity in Patients with Obstructive Sleep Apnea
Liyue Xu et al. · Annals of the American Thoracic Society · 2025
DOI 10.1513/annalsats.202410-1027oc
cross-sectional · n=583Cited 7×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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