Research Article

Correlation Analysis between Three-Dimensional Changes in Pharyngeal Airway Space and Skeletal Changes in Patients with Skeletal Class II Malocclusion following Orthognathic Surgery

Figure 1

Landmarks. N: Nasion; Or: Orbitale; ANS: anterior nasal spine; A: A point; PNS: posterior nasal spine; B: B point; Pog: pogonion; S: Sella; P: Porion; CV 1: the most anteroinferior point of the first cervical vertebrae; CV 2: the most anteroinferior point of the second cervical vertebrae; CV 3: the most anteroinferior point of the third cervical vertebrae.