Fig. 3From: Changes in the hyoid bone, tongue, and oropharyngeal airway space after mandibular setback surgery evaluated by cone-beam computed tomographyOropharyngeal airway space measurements. a Segmentation of velopharynx (VP) and glossopharynx (GP) volume (mm3). b Minimal cross-sectional area (MCA) (mm2), anteroposterior width (APW) of MCA (mm), and transverse width (TRW) of MCA (mm)Back to article page