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Apexification with white MTA in an immature permanent tooth with dens invaginatus

Abstract

Dens invaginatus, also known as "dens in dente", is a developmental dental anomaly resulting in an invagination of the enamel organ into the dental papilla. These cases present technical difficulties to the root canal treatment. Apexification using an apical plug of mineral trioxide aggregate (MTA) has been indicated as an alternative to long-term intracanal use of calcium hydroxide in immature permanent teeth. It is considered as a simple and rapid technique. This paper reports a case of Oehlers' Type 1 dens invaginatus in an immature permanent maxillary right lateral incisor, which presented pulp necrosis secondary to dental trauma and was treated by apexification with white MTA apical plugging followed by conventional root canal therapy. The operative procedures are described and the technique is discussed. The physical and biological properties of MTA, associated with appropriate instrumentation and obturation techniques, make this material an excellent option in the endodontic therapy of immature permanent teeth with dens invaginatus.

dens invaginatus; dens in dente; apexification; mineral trioxide aggregate; calcium hydroxide


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Publication Dates

  • Publication in this collection
    04 June 2013
  • Date of issue
    Mar 2013

History

  • Received
    06 July 2012
  • Accepted
    11 Nov 2012
Faculdade de Odontologia de Piracicaba - UNICAMP Avenida Limeira, 901, cep: 13414-903, Piracicaba - São Paulo / Brasil, Tel: +55 (19) 2106-5200 - Piracicaba - SP - Brazil
E-mail: brjorals@unicamp.br