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REGENERATIVE TREATMENT OF AN IMMATURE, TRAUMATIZED TOOTH WITH APICAL PERIODONTITIS. REPORT OF A CASE
Abstract
This case report describes the treatment of a necrotic
immature permanent central incisor with complete
crown fracture, suspected root fracture, and sinus tract,
which was not treated with conventional apexification
techniques. Instead, a regenerative approach based on
the trauma literature’s methods for revascularization
was provided. The root canal was gently debrided of
necrotic tissue with a sharp spoon excavator and irrigated
for only one third of its length with NaOCl and
then medicated with calcium hydroxide. After 15 days
the sinus tract had healed, and the tooth was asymptomatic.
The tooth was accessed, calcium hydroxide
was removed, bleeding was stimulated to form an
intracanal blood clot, and mineral trioxide aggregate
was placed coronally to the blood clot. After 8 months,
a coronal calcified barrier was radiographically evident
and accompanied with progressive thickening of the
root wall and apical closure. Two and a half years after
treatment was initiated, the tooth remained asymptomatic,
and the sinus tract had not reappeared. The progressive
increase in the thickness of the dentinal walls
and subsequent apical development suggest that appropriate
biologic responses can occur with this type of
treatment of the necrotic immature permanent tooth
with sinus tract. (J Endod 2008;34:611– 616
Aggiornamento monografico: Applicazione di tecniche radiografiche avanzate nella diagnosi delle lesioni ossee di origine endodontica
Clinica dell'apecificazione: Revisione della letteratura. Valutazione dei risultati ottenuti sui denti umani
Valutazione sulla possibilità di ritrattamento di elementi dentali restaurati con perni endocanalari di ultima generazione.
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