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Dental arch dimensional changes after adenotonsillectomy in prepubertal children
Anna Cristina Petraccone Caixeta1, Ildeu Andrade2, Tatiana Bahia Junqueira Pereira1
1Private practice, Belo Horizonte, Minas Gerais, Brazil.
Summary
Adenotonsillectomy in children improves maxillary transverse width, while untreated mouth-breathers experience palatal deepening. This study compares dental arch changes in these groups.
Area of Science:
- Pediatric Dentistry
- Orthodontics
- Otolaryngology
Background:
- Mouth breathing in children is associated with altered dental arch development.
- Adenotonsillectomy is a common treatment for airway obstruction in children.
- Understanding dental arch changes post-adenotonsillectomy is crucial for orthodontic interventions.
Purpose of the Study:
- To investigate dental arch alterations following adenotonsillectomy in prepubertal children.
- To compare dental arch dimensions between mouth-breathing and nasal-breathing children.
- To evaluate the impact of adenotonsillectomy on dental arch development in mouth-breathers.
Main Methods:
- A comparative study involving 49 prepubertal mouth-breathers and 46 nasal-breathers.
- An adenotonsillectomy subgroup (24 children) and a control subgroup (25 children) were analyzed.
- Dental arch dimensions were measured and compared between groups over a 1-year period.
Main Results:
- Mouth-breathers exhibited a deeper palatal vault, wider mandibular arch, and longer mandibular arch length than nasal-breathers.
- The adenotonsillectomy group showed significant maxillary transverse width increase compared to controls.
- Untreated mouth-breathers (control subgroup) displayed a significant deepening of palatal height.
Conclusions:
- Adenotonsillectomy influences dental arch development differently than untreated mouth breathing.
- Mouth-breathing children undergoing adenotonsillectomy demonstrate enhanced maxillary transverse development.
- Palatal vault deepening occurred in untreated children, indicating distinct developmental trajectories.
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