Upper airway collapsibility is an important pathophysiological factor that affects the upper airway in OSA. The aim of the current study was to review the existing body of knowledge on the pharyngeal ...

External vertebral veins were defined as the paraspinal collateral veins posterior to the spinal canal depicted by CTV, namely the suboccipital venous plexus (21, 22). A total of 128 patients (60 ...