Skip to main content
Fig. 1 | Progress in Orthodontics

Fig. 1

From: Examination of craniofacial morphology in Japanese patients with congenitally missing teeth: a cross-sectional study

Fig. 1

Landmarks and measurements. a 1. SNA, 2. SNB, 3. A-B plane angle, 4. Mandibular plane angle, 5. Gonial angle, 6. Ramus inclination, 7. U1 to FH plane, 8. L1 to mandibular plane. b X-axis: parallel to the FH plane, Y-axis: perpendicular to the X-axis, 9. Ba-N (perpendicular distance to the Y-axis), 10. Ptm-A (perpendicular distance to the Y-axis), 11. Ar-Go, 12. Go-Pog, 13. N-Me (perpendicular distance to the X-axis), 14. ANS-Me (perpendicular distance to the X-axis), 15. ANS-U1 (perpendicular distance to the X-axis), 16. U1-L1 (perpendicular distance to the X-axis)

Back to article page