Endodontic retreatment: Surgical or non-surgical approach?

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20 RCTs are included in this Cochrane review update of endodontic retreatment. The available evidence is of low quality so further research is needed to understand the effects of surgical versus non-surgical approaches, and to determine which surgical procedures provide the best results.

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Periapical surgery – improved outcomes with regenerative techniques?

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Eight small studies were identified for this review of the use of regenerative techniques as an adjunct to periapical surgery. The findings suggest that they improve outcomes after 1 year, but they should be interpreted with caution.

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