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Related Experiment Videos

Nasorespiratory characteristics and craniofacial morphology

G T Kluemper1, P S Vig, K W Vig

  • 1Graduate Orthodontic Program, College of Dentistry, University of Kentucky, Lexington 40536-0068, USA.

European Journal of Orthodontics
|December 1, 1995
PubMed
Summary

This study found no link between breathing mode and facial structure. Cephalometric analyses are unreliable for diagnosing nasal impairment and guiding treatment for mouth breathing.

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Area of Science:

  • Dentistry
  • Orthodontics
  • Respiratory Physiology

Background:

  • The connection between respiration and craniofacial development is a long-standing debate.
  • The term 'mouth breathing' lacks a clear definition, yet treatments aim to alter respiration for perceived benefits in facial growth.
  • Clinical practice often assumes a causal link between oral respiration and facial growth, despite insufficient evidence.

Purpose of the Study:

  • To examine the association between respiratory patterns and craniofacial morphology.
  • To evaluate the accuracy of common cephalometric tests in identifying nasal obstruction.

Main Methods:

  • Investigated the correlation between respiration mode and craniofacial characteristics.
  • Calculated the precision of two cephalometric methods for assessing nasal impairment.

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Main Results:

  • Cephalometric analyses demonstrated low accuracy in indicating nasal impairment and are not recommended for clinical decisions.
  • No significant relationship was found between facial morphology and the mode of respiration.

Conclusions:

  • Current cephalometric methods are inadequate for diagnosing nasal impairment.
  • Craniofacial morphology and respiratory mode are independent of each other.