Journal of Oral and Maxillofacial Surgery
Volume 67, Issue 9 , Pages 1806-1814 , September 2009

Clinical Evaluations of Coronectomy (Intentional Partial Odontectomy) for Mandibular Third Molars Using Dental Computed Tomography: A Case-Control Study

  • Yuko Hatano, DDS

      Affiliations

    • Fellow, First Department of Oral and Maxillofacial Surgery, Aichi Gakuin University School of Dentistry, Nagoya, Japan
    • Corresponding Author InformationAddress correspondence and reprint requests to Dr Hatano: First Department of Oral and Maxillofacial Surgery, Aichi Gakuin University School of Dentistry, 2-11 Suemori-dori Chikusa-ku, Nagoya 464-8651 Japan
    • ,
  • Kenichi Kurita, DDS, PhD

      Affiliations

    • Professor and Chairman, First Department of Oral and Maxillofacial Surgery, Aichi Gakuin University School of Dentistry, Nagoya, Japan
    • ,
  • Yuichiro Kuroiwa, DDS, PhD

      Affiliations

    • Assistant Professor, First Department of Oral and Maxillofacial Surgery, Aichi Gakuin University School of Dentistry, Nagoya, Japan
    • ,
  • Hidemichi Yuasa, DDS, PhD

      Affiliations

    • Director, Department of Oral and Maxillofacial Surgery, Tokai Sangyo Iryodan Chuo Hospital, Tokai, Japan
    • ,
  • Eiichiro Ariji, DDS, PhD

      Affiliations

    • Professor, Department of Oral and Maxillofacial Radiology, Aichi Gakuin University School of Dentistry, Nagoya, Japan

References 

  1. Carmichael FA, McGowan DA. Incidence of nerve damage following third molar removal: A West of Scotland Oral Surgery Research Group study. Br J Oral Maxillofac Surg. 1992;30:78
  2. Schultze-Mosgau S, Reich RH. Assessment of inferior alveolar and lingual nerve disturbances after dentoalveolar surgery, and of recovery of sensitivity. Int J Oral Maxillofac Surg. 1993;22:214
  3. Gülicher D, Gerlach KL. Sensory impairment of the lingual and inferior alveolar nerves following removal of impacted mandibular third molars. Int J Oral Maxillofac Surg. 2001;30:306
  4. Valmaseda-Castellón E, Berini-Aytés L, Gay-Escoda C. Inferior alveolar nerve damage after lower third molar surgical extraction: A prospective study of 1117 surgical extractions. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2001;92:377
  5. Queral-Godoy E, Valmaseda-Castellón E, Berini-Aytés L, et al. Incidence and evolution of inferior alveolar nerve lesions following lower third molar extraction. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2005;99:259
  6. Howe GL, Poyton HG. Prevention of damage to the inferior dental nerve during the extraction of mandibular third molars. Br Dent J. 1960;109:355
  7. Pogrel MA, Lee JS, Muff DF. Coronectomy: A technique to protect the inferior alveolar nerve. J Oral Maxillofac Surg. 2004;62:1447
  8. O'Riordan BC. Coronectomy (intentional partial odontectomy of lower third molars). Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2004;98:274
  9. Freedman GL. Intentional partial odontectomy: Review of cases. J Oral Maxillofac Surg. 1997;55:524
  10. Knutsson K, Lysell L, Rohlin M. Postoperative status after partial removal of the mandibular third molar. Swed Dent J. 1989;13:15
  11. Renton T, Hankins M, Sproate C, et al. Randomised controlled clinical trial to compare the incidence of injury to the inferior alveolar nerve as a result of coronectomy and removal of mandibular third molars. Br J Oral Maxillofac Surg. 2005;43:7
  12. Rood JP, Shehab BA. The radiological prediction of inferior alveolar nerve injury during third molar surgery. Br J Oral Maxillofac Surg. 1990;28:20
  13. Blaeser BF, August MA, Donoff RB, et al. Panoramic radiographic risk factors for inferior alveolar nerve injury after third molar extraction. J Oral Maxillofac Surg. 2003;61:417
  14. Sedaghatfar M, August MA, Dodson TB. Panoramic radiographic findings as predictors of inferior alveolar nerve exposure following third molar extraction. J Oral Maxillofac Surg. 2005;63:3
  15. Bell GW, Rodgers JM, Grime RJ, et al. The accuracy of dental panoramic tomographs in determining the root morphology of mandibular third molar teeth before surgery. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2003;95:119
  16. Smith AC, Barry SE, Chiong AY, et al. Inferior alveolar nerve damage following removal of mandibular third molar teeth: A prospective study using panoramic radiography. Aust Dent J. 1997;42:149
  17. Monaco G, Montevecchi M, Bonetti GA, et al. : Reliability of panoramic radiography in evaluating the topographic relationship between the mandibular canal and impacted third molars. J Am Dent Assoc. 2004;135:312

PII: S0278-2391(09)00518-7

doi: 10.1016/j.joms.2009.04.018

Journal of Oral and Maxillofacial Surgery
Volume 67, Issue 9 , Pages 1806-1814 , September 2009

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