PMC7568144_01
Extraoral pre-treatment pictures: (a) frontal view at rest, (b) frontal view with a smile, and (c) lateral view at rest.
CRID2020-8899184.001.jpg
PMC7568144_01_CRID2020-8899184.001.jpg
fig1
He presented a symmetric face, a slightly increased lower facial third, and a mesocephalic tendency (Figure 1).
Intraoral pre-treatment pictures: (a) frontal view, (b) frontal view of the right side, (c) lateral view of the left side, (d) occlusal view of the lower arch, (e) occlusal view of the upper arch, and (f) overjet.
CRID2020-8899184.002.jpg
PMC7568144_01_CRID2020-8899184.002.jpg
fig2
Oral hygiene had to be improved (Figure 2).
Pre-treatment radiographic records: (a) orthopantomogram and (b) lateral cephalogram.
CRID2020-8899184.003.jpg
PMC7568144_01_CRID2020-8899184.003.jpg
fig3
Lateral cephalogram and orthopantomogram were taken (Figure 3).
LM-Activator High Short (LM-Instruments Oy, Parainen, Finland): (a) occlusal view and (b) sagittal view.
CRID2020-8899184.004.jpg
PMC7568144_01_CRID2020-8899184.004.jpg
fig4
In particular, an LM-Activator High Short size 35 (LM-Instruments Oy, Parainen, Finland) was chosen (Figure 4).
Extraoral post-treatment pictures: (a) frontal view at rest, (b) frontal view with smile, and (c) lateral view at rest.
CRID2020-8899184.005.jpg
PMC7568144_01_CRID2020-8899184.005.jpg
fig5
Intraoral post-treatment pictures: (a) frontal view, (b) frontal view of the right side, (c) lateral view of the left side, (d) occlusal view of the lower arch, (e) occlusal view of the upper arch, and (f) overjet.
CRID2020-8899184.006.jpg
PMC7568144_01_CRID2020-8899184.006.jpg
fig6
The molar mesial step, which could be associated to a class III tendency, was corrected (Figure 6).
Post-treatment radiographic records: (a) orthopantomogram; and (b) lateral cephalogram.
CRID2020-8899184.007.jpg
PMC7568144_01_CRID2020-8899184.007.jpg
fig7
The radiographic records were repeated after the treatment ends (Figure 7).
Superimposition: comparison between pre- (green) and post-treatment (blue) cephalograms.
CRID2020-8899184.008.jpg
PMC7568144_01_CRID2020-8899184.008.jpg
fig8
Extraoral follow-up pictures: (a) frontal view at rest, (b) frontal view with a smile, and (c) lateral view at rest.
CRID2020-8899184.009.jpg
PMC7568144_01_CRID2020-8899184.009.jpg
fig9
After 2 years from the end of the treatment, the patient still has a straight nice profile and a good vertical proportion is also maintained (Figure 9).
Intraoral follow-up pictures: (a) frontal view, (b) frontal view of the right side, (c) lateral view of the left side, (d) occlusal view of the lower arch, (e) occlusal view of the upper arch, and (f) overjet.
CRID2020-8899184.010.jpg
PMC7568144_01_CRID2020-8899184.010.jpg
fig10
He has a dental class I relationship with a proper overjet and overbite (Figure 10).