Table 2 Reference points
Reference points | |
|---|---|
Na(Nasion) | Most anterior point of the frontonasal suture |
U1 | Contact point of maxillary central incisors |
A | Most posterior point on curve between ANS and prosthion |
Pog(Pogonion) | Most anterior midpoint of symphysis of mandible |
Me(Menton) | Most inferior point on the symphysis outline |
Ba(Basion) | Most anterior, inferior point of foramen magnum |
OrRt.(Orbitale Rt.) | Most inferior point of the Rt. orbital rim |
OrLt.(Orbitale Lt.) | Most inferior point of the Lt. orbital rim |
PoRt.(Porion Rt.) | Most superior point of the Rt. external auditory meatus |
PoLt.(Porion Lt.) | Most superior point of the Lt. external auditory meatus |
CdsupRt.(Condylion Superior Rt.) | Most superior point of Rt. condyle head |
CdsupLt.(Condylion Superior Lt.) | Most superior point of Lt. condyle head |
CdlatRt.(Condylion Lateral Rt.) | Most lateral point of Rt. condyle head |
CdlatLt.(Condylion Lateral Lt.) | Most lateral point of Lt. condyle head |
GolatRt.(Gonion Lateral Rt.) | Most lateral point of Rt. gonion area |
GolatLt.(Gonion Lateral Lt.) | Most lateral point of Lt. gonion area |
GoinfRt.(Gonion Inferior Rt.) | Most inferior point of Rt. gonion area |
GoinfLt.(Gonion Inferior Lt.) | Most inferior point of Lt. gonion area |
AgRt.(Antegonion Rt.) | Deepest point of Rt. antegonial notch of mandible |
AgLt.(Antegonion Lt.) | Deepest point of Lt. antegonial notch of mandible |
U6CPRt | The mesiobuccal cusp of the Rt. maxillary first molar |
U6CPLt | The mesiobuccal cusp of the Lt. maxillary first molar |
L3CPRt | The cuspal tip of the Rt. mandibular canine |
L3CPLt. | The cuspal tip of the Lt. mandibular canine |