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Transient apical breakdown following tooth luxation.

Nestor Cohenca1, Sunil Karni, Ilan Rotstein

  • 1Department of Endodontics, Hadassah School of Dental Medicine, Hebrew University, Jerusalem, Israel. cohenca@md.huji.ac.il

Dental Traumatology : Official Publication of International Association for Dental Traumatology
|January 8, 2004
PubMed
Summary

Transient apical breakdown, a dental injury sequela, involves spontaneous pulp repair without permanent damage. Early diagnosis is crucial to prevent unnecessary endodontic treatment for conditions like tooth subluxation.

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Area of Science:

  • Dentistry
  • Endodontics
  • Oral Traumatology

Background:

  • Transient apical breakdown (TAB) is a post-traumatic dental condition.
  • It involves spontaneous pulp tissue repair without permanent damage.
  • Misdiagnosis can lead to unnecessary endodontic therapy.

Observation:

  • A case study of a 15-year-old girl with subluxation injury to a maxillary central incisor is presented.
  • Initial signs included coronal discoloration and periapical radiolucency.
  • Pulp sensitivity tests were negative four months post-injury.

Findings:

  • The affected tooth spontaneously regained its natural color.
  • Pulp sensitivity tests eventually returned to normal.
  • This indicates a self-resolving nature of the injury.

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Implications:

  • Accurate diagnosis of TAB is essential to avoid overtreatment.
  • Understanding TAB can guide clinical decision-making in dental trauma.
  • Further research into early diagnostic markers for TAB is warranted.