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Related Experiment Videos

Conservative management of lower second premolar impaction.

A R Collett1

  • 1School of Dental Science, University of Melbourne.

Australian Dental Journal
|February 28, 2001
PubMed
Summary

Impacted lower second premolars are common, yet their eruption after surgical exposure is unpredictable. This case highlights the need for patience, showing successful eruption 16 months after deciduous molar removal.

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Area of Science:

  • Dentistry
  • Oral Surgery
  • Orthodontics

Background:

  • Lower second premolar impaction represents 24% of all dental impactions, excluding third molars.
  • Literature predominantly focuses on maxillary canine impactions, with limited data on lower second premolars.
  • Conservative management via surgical exposure yields unpredictable eruption outcomes.

Observation:

  • A case study details the management of an impacted lower second premolar.
  • The treatment involved the removal of the overlying deciduous second molar.
  • The impacted premolar was unfavorably inclined and positioned deep within the alveolar bone.

Findings:

  • Surgical exposure of the impacted premolar was performed.
  • The tooth required a significant period to erupt into the occlusal plane.
  • A total of 16 months elapsed from deciduous molar removal to full eruption.

Implications:

  • This case underscores the importance of allowing adequate time for spontaneous eruption following intervention.
  • Conservative management of impacted lower second premolars may require extended observation periods.
  • Understanding eruption dynamics is crucial for predictable treatment planning in pediatric dentistry and orthodontics.

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