Table 1 List of anatomical landmarks used

1

Glabella

G

2

Pronasale

Prn

3

Subnasale

Sn

4

Labrale superius

Ls

5

Labrale inferius

Li

6

Mentolabial sulcus

Si

7

Pogonion of soft tissue

Pog ‘

8

Gnathion of soft tissue

Gn ‘

9

Menton of soft tissue

Me ‘

10

Cervical point

C

11

Basion

Ba

12

Sella

S

13

Nasion

N

14

Porion

P

15

Orbitale

Or

16

Anterior nasal spine

ANS

17

Posterior nasal spine

PNS

18

Pterygoid

Pt

19

Pterygomaxillary fissure

Ptm

20

Subspinale

A

21

Upper incisor

U1

22

Root apex of upper central incisor

UIA

23

Lower incisor

C1

24

Root apex of lower central incisor

LIA

25

Supramental

B

26

Pogoion

Pog

27

Gnathion

Gn

28

Menton

Me

29

Gonion

Go

30

Articular

Ar

31

Posterior condyle

Pcd

32

Condylion

Co