in order to evaluate the clinical significance of flexible nasopharyngoscopy with mueller 's manoeuvre ( fnmm ) , we compared the endoscopic findings of 71 patients with their individual cpap pressure required to keep their pharynx patent during sleep , 22 patients showed poor pharyngeal wall movement , 23 patients had moderate obstruction ( about 50 percent closure ) and 26 patients had nearly complete or complete pharyngeal obstruction .
C0227149
pharyngeal wall
C0031354
pharyngeal