Case Report

Can Orthodontic Treatment Be Stable 20 Years after the End of the Treatment Scheme? Treatment of a Class 2, Division 1 Malocclusion with Severe Skeletal Discrepancy and Its 20-Year Follow-Up

Table 1

Cephalometric values at the start of treatment.

Sagittal skeletal relations
 Maxillary position S-N-A83.2°
 Mandibular position S-N-Pg78.1°
 Sagittal jaw relation A-N-Pg5.1°
Vertical skeletal relations
 Maxillary inclination S-N/ANS-PNS4.1°
 Mandibular inclination S-N/Go-Gn36.3°
 Vertical jaw relation ANS-PNS/Go-Gn31.0°
Dentobasal relations
 Maxillary incisor inclination 1-ANS-PNS109.2°
 Mandibular incisor inclination 1-Go-Gn95.2°
 Mandibular incisor compensation 1-A-Pg (mm)-2.1
Dental relations
 Overjet (mm)12.1
 Overbite (mm)4.2
 Interincisal angle 1/1122.1°