PMC9296280_01
Pretreatment extraoral photographs.
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III malocclusion with a flat profile, normal facial vertical dimension, and an adequate soft tissue projection with a slight lip strain (Figure 1). In the frontal view, the face had a good symmetry.
Pretreatment intraoral photographs.
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The intraoral examination and the orthopantomogram showed spacing in the maxillary arch and severe crowding in the mandibular arch, with crossbite of 1.3 and 2.3 and edge-to-edge relationship of upper and lower premolars, with a discrepancy in upper and lower arch form (Figures 2 and 3).
Pretreatment orthopantomogram.
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The intraoral examination and the orthopantomogram showed spacing in the maxillary arch and severe crowding in the mandibular arch, with crossbite of 1.3 and 2.3 and edge-to-edge relationship of upper and lower premolars, with a discrepancy in upper and lower arch form (Figures 2 and 3).
Pretreatment cephalometric analysis.
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The teleradiography and the consequent cephalometric analysis highlight the class III skeletal malocclusion in a subject tended to hyperdivergence, with an importance of upper incisor proclination and normal position of lower incisors (Figure 4).
Posttreatment extraoral photographs.
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The posttreatment photographs show the substantial improvement in the aesthetics of the patient (Figures 5 and 6).
Posttreatment intraoral photographs.
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The posttreatment photographs show the substantial improvement in the aesthetics of the patient (Figures 5 and 6).
Posttreatment orthopantomogram.
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The posttreatment orthopantomogram displayed the good root parallelism achieved without root resorption (Figure 7).
Posttreatment cephalometric analysis.
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The posttreatment cephalometric analysis and the tracing superimposition illustrate the modifications obtained with the treatment (Figures 8 and 9).
Pretreatment and posttreatment tracing superimposition.
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The posttreatment cephalometric analysis and the tracing superimposition illustrate the modifications obtained with the treatment (Figures 8 and 9).
12-month follow-up, extraoral photographs.
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Tooth 1.1, which was dyschromic since the beginning of the treatment, due to a previous endodontic treatment, has been treated with the walking bleach technique (Figures 10 and 11).
12-month follow-up, intraoral photographs.
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Tooth 1.1, which was dyschromic since the beginning of the treatment, due to a previous endodontic treatment, has been treated with the walking bleach technique (Figures 10 and 11).