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Comprehensive mixed dentition treatment

S A Dugoni1

  • 1University of the Pacific, School of Dentistry, San Francisco, CA 94115, USA.

American Journal of Orthodontics and Dentofacial Orthopedics : Official Publication of the American Association of Orthodontists, Its Constituent Societies, and the American Board of Orthodontics
|February 11, 1998
PubMed
Summary

Early orthodontic treatment (Phase I) in the mixed dentition effectively addresses severe malocclusions by utilizing growth potential and resolving crowding. This comprehensive approach optimizes outcomes compared to delaying treatment until the permanent dentition stage.

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Mixed dentition treatment case report.

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Area of Science:

  • Orthodontics
  • Pediatric Dentistry

Background:

  • Mixed dentition treatment is a key component of orthodontic graduate programs.
  • Early intervention leverages patient growth for optimal correction of malocclusions.

Observation:

  • A patient presented with a severe skeletal ANB discrepancy (7 degrees), lower incisor crowding, and significant overjet (12 mm).
  • Phase I treatment was initiated between ages 7-9, targeting the mixed dentition stage to capitalize on growth potential.

Findings:

  • Utilizing leeway space in the early mixed dentition effectively resolves lower incisor crowding and aligns teeth.
  • Younger patients often exhibit higher compliance with orthodontic treatment compared to adolescents.

Implications:

  • A comprehensive Phase I approach addresses the entire malocclusion early, potentially avoiding the need for Phase II treatment.

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  • Early orthodontic intervention in the mixed dentition offers a more advantageous window for correcting complex skeletal and dental discrepancies.