Palatopharyngeal Arch Staging System (PASS): Consensus about Oropharyngeal Evaluation
Intraoral examinations are essential in the evaluation of the upper airway in patients with obstructive sleep apnea (OSA).The morphology of the anatomic structures of the soft palate, the tonsillar fossae, and the palatoglossus and safety switch palatopharyngeal muscles is an important determinant of the size and collapsibility of the velum and oro