Κυριακή 25 Σεπτεμβρίου 2022

Tooth survival after endodontic treatment

alexandrossfakianakis shared this article with you from Inoreader

Abstract

There are several measures that are, or could be, in use in relation to estimating the outcome of endodontic treatments. It is important to reflect on when and why a certain outcome measure is used; when caring for an individual patient it is obvious that the goal always should be a tooth in a healthy state, that is striving to remove any infection and aim for the tooth to have healthy periapical tissues. For patients in general and for society, it is also interesting to know if endodontic treatments will lead to retention of teeth in a functioning state. From epidemiological studies, with high prevalence of root filled teeth with periapical radiolucencies, it is implied that dentists and/or patients accept the retention of a root filled tooth with persistent apical periodontitis. However, we do not know if or how this affects the health of the individual.

In conjunction with an endodontic treatment the prognosis is considered and since the prognostic factors seem to be somewhat different depending on whether one is considering for example the outcome ´healthy periapical tissues´ or ´tooth survival´ they are equally important to know. Factors affecting the outcome ´healthy periapical tissues´ probably has to do with removal of infection and reconstituting the barrier to prevent leakage whilst ´tooth survival´ is more likely associated with factors outside of the classical endodontic field such as restorability and avoidance of further destruction of tooth substance.

This narrative review will focus on tooth survival after endodontic treatment and root canal treatment will be the focus. As a crude estimation, there is to be an annual loss of 2% of teeth which have received a root canal treatment. Of the pre-, peri- and postoperative factors that have been studied in conjunction with root canal treatments the restoration of the tooth is the factor that has been most extensively studied. Many studies imply that root filled teeth restored with indirect restorations have a better survival than teeth restored with direct restorations, it is not possible to determine whether this indeed is a prognostic factor.

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