Figure 1.
Measurement points of the inferior border of the mandible. (1) Mandibular symphysis; (2) midpoint between the mandibular symphysis and mental foramen; (3) mental foramen; (4) midpoint between the mental foramen and antegonial notch; (5) antegonial notch; (6) mandibular angular apex (gonion); and (7) neck lateral border of the dentate cartilage.