Table 2.
Treatment, Posttreatment, and Total Skeletal Changes, Along With Between-Group Differences
Treatment Group
Control Group
Difference Probability
50th
25th
75th
50th
25th
75th
Treatment (T1–T2)
MPA
−2.80
−3.73
−0.90
−0.17
−1.01
0.32
Table 1.
Treatment, Posttreatment, and Total Vertical Dental Changes of the Maxillary and Mandibular Molars and Incisors
Treatment Group
Control Group
Difference Probability
50th
25th
75th
50th
25th
75th
Treatment (T1–T2)
U6 ⊥ PP
−0.44
−1.83
0.70
2.85
1.70
4.33
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Posttreatment Stability in Orthodontic and Orthoped...
RESULTS
All patients finished treatment with Class I molar relationships, normal overjet (2–4 mm) and normal overbite (2–4 mm). There was some relapse during the posttreatment phase.
Dental Changes
The treated group showed a statistically insignificant 0.4 mm of maxillary molar intrusion during treatment, whereas the controls exhibited 2.9 mm of eruption (Table 1). During the posttreatment ...
Introduction
Dental trauma represents a significant portion of injuries sustained by children and adolescents, with studies indicating that approximately 5% of all pediatric injuries are related to the teeth and oral structures. [1] It is estimated that 25% of all schoolchildren will experience some form of dental trauma before they reach the age of 19, with varying types of injuries being more c...
Table 2. Changes in maxillary and mandibular width because of expansion (in millimeter)
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Table 1. Patient cephalometric findings
References
1. Petersson E, Andersson L, Sörensen S. Traumatic oral vs non-oral injuries Swed Dent J. 1996;21:55–68
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2. Andersson L, Andreasen JO, Day P, Trope M, Kenny DJ, Lenzi AR, et al Guidelines for the management of traumatic dental injuries: 2. Avulsion of permanent teeth Pediatr Dent. 2016;38:369–76
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...
Figure 10. Mandibular, maxillary, and overall superimposition (black line is pretreatment and red line is posttreatment)
Figure 9. Posttreatment cephalometric radiograph and tracing
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Figure 8: Finishing stage OPG and PA
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Figure 7: End of treatment photos showing full incisor space, optimum overjet, and overbite
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Figure 6. Phase II of treatment. Prosthetic tooth (riding pontic) replacing missing central incisor is seen in frontal picture
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Figure 5. End of Phase I
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Figure 3:
Pretreatment cephalometric radiograph and its tracing
Figure 2:
Orthopantograph confirms the presence of all permanent teeth except the upper left central
Figure 1. Pretreatment photos showing space loss of upper left central incisor
The general superimposition observed on the anterior cranial base at Sella indicates that there has been substantial vertical development throughout therapy. The general vertical development of the face complex appeared to keep proceeding inferiorly and posteriorly, indicating a degree of posterior growth rotation. The anterior modifications included soft tissue remodeling and maturation.
The max...
Radiographic discoveries.
The final OPG revealed that the roots are usually of adequate parallelism, with the exception of the upper right lateral incisor and upper premolars, which seemed to be mesially pointed. To rectify this, second-order bends were added to a 0.019 x 0.025" SS arch wire during the case's final process. The location of the growing lower-third molars has not changed significan...
Model study revealed a missing upper left central incisor, which is linked to space loss (3 mm), and a little crowded lower arch (4 mm). The patient's occlusion included a 7 mm overjet, an average and incomplete bite on the palatal mucosa, and midlines that coincided between the upper and lower teeth. Special examinations of the upper incisors revealed normal tooth color and normal cold and percus...
The patient, a 13-year-old Caucasian guy, presented with a Class II, Division 1 malocclusion on a Class II skeletal base. The upper incisors were proclined, with space loss in the upper left central incisor region caused by the loss of the central incisor following an avulsion trauma at the age of eight. The overjet was extended by 7 mm, but the overbite was average and unfinished to the palate. T...