Chapter 2 - LANDMARKS FOR ANALYSIS
(FIG. 1) (Appendix C)
Points
Trichion: Anterior hairline in the midline
Glabella: Most prominent midline point of forehead, well appreciated on lateral view Nasion: Most posterior midline point of forehead, typically corresponds to nasofrontal suture
Rhinion: Soft-tissue correlate of osseocartilaginous junction of nasal dorsum Sellion: Osseocartilaginous junction of nasal dorsum
Supratip: Point cephalic to the tip
Tip: Ideally, most anteriorly projected aspect of the nose
Subnasale: Junction of columella and upper lip 
Figure 1. Nasal analysis: Landmarks.
Labrale superius: Border of upper lip
Stomion: Central portion of interglacial gap
Stomion superius: Lowest point of upper-lip vermilion
Stomion inferiors: Highest point of lower-lip vermilion
Mentolabial sulks: Most posterior midline point between lower lip and chin Pogonion: Most anterior midline soft-tissue point of chin
Menton: Most inferior point on chin
Cervical point: Point of intersection between line tangent to neck and line tangent to sub-mental region
Nation: Point of intersection between line from subnasale to pogonion and line from cervical point to menton
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