Introduction: Recently, imaging study in obstructive sleep apnea syndrome (OSAS) has been improving on detection of severity and its classification. Some researchers focused on imaging study that describe pharyngeal morphology in patients with OSAS. Materials and methods: We report on the changes of upper airway volume in patient with OSAS before and after uvulopalatopharyngoplasty (UPPP) with the use of three-dimensional ...
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