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Use of MTA for orthograde obturation of nonvital teeth with open apices: report of two cases.

AbstractThe purpose of this report is to present the treatment of 2 immature necrotic permanent incisors with the use of apical plugs of mineral trioxide aggregate (MTA) for apexification. With this technique, MTA mixture is used to create an artificial stop against which to condense gutta-percha in pulpless teeth with open apices. The report of these cases confirms that MTA acts an apical barrier and can be considered as an effective material to support regeneration of apical tissue in immature necrotic teeth. The treated teeth were asymptomatic, and radiographic follow-ups showed healing of periradicular tissues and new hard tissue formation in the apical area of the affected teeth.
AuthorsCamillo D'Arcangelo, Maurizio D'Amario (Affiliation: Department of Restorative Dentistry, School of Dentistry, University G. D'Annunzio, Chieti, Italy. cdarcang at unich.it)
JournalOral surgery, oral medicine, oral pathology, oral radiology, and endodontics (Oral Surg Oral Med Oral Pathol Oral Radiol Endod) Vol. 104 Issue 4 Pg. e98-101 (Oct 2007) ISSN: 1528-395X United States
PMID17625928 (Publication Type: Journal Article)
Chemical References
  • Aluminum Compounds
  • Calcium Compounds
  • Drug Combinations
  • Oxides
  • Root Canal Filling Materials
  • Silicates
  • mineral trioxide aggregate
Topics
  • Adolescent
  • Adult
  • Aluminum Compounds
  • Calcium Compounds
  • Dental Fistula (therapy)
  • Dental Pulp Necrosis (therapy)
  • Drug Combinations
  • Female
  • Humans
  • Oxides
  • Root Canal Filling Materials
  • Root Canal Obturation (methods)
  • Silicates
  • Tooth Apex (growth & development, pathology)
  • Tooth, Nonvital (therapy)