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Dental age in maxillary canine ectopia.

A Becker1, S Chaushu

  • 1Department of Orthodontics, the Hebrew University-Hadassah School of Dental Medicine, Jerusalem, Israel. adrianb@cc.huji.ac.il

American Journal of Orthodontics and Dentofacial Orthopedics : Official Publication of the American Association of Orthodontists, Its Constituent Societies, and the American Board of Orthodontics
|June 8, 2000
PubMed
Summary

Palatally ectopic canines are linked to delayed dental development in some patients, suggesting distinct causes for palatal versus buccal canine displacement. This finding aids in understanding canine ectopia variations.

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Area of Science:

  • Dentistry
  • Orthodontics
  • Dental Development

Background:

  • Palatally ectopic canines are associated with hypodontia and delayed dental development.
  • The etiology of palatal versus buccal canine displacement may differ.

Purpose of the Study:

  • To investigate the association between palatally ectopic canines and delayed dental development.
  • To compare dental development in patients with palatally ectopic canines, buccally ectopic canines, and normally placed canines.

Main Methods:

  • Radiographic assessment of dental age using tooth calcification criteria.
  • Comparison of 55 patients with palatally ectopic canines, 47 with buccally ectopic canines, and 57 controls.

Main Results:

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  • Approximately 50% of patients with palatally ectopic canines showed delayed dental development.
  • Buccally ectopic canines were not associated with retarded dental development compared to controls.
  • Dental age ranges for buccal ectopia were similar to the control group.

    • Conclusions:

    • Palatal canine ectopia may involve distinct etiologies, with some cases linked to delayed dentition.
    • Buccal canine ectopia appears to have a different etiology than palatal ectopia.
    • The findings suggest two distinct types of palatal canine ectopia with potentially different underlying causes.