Root resorption: high incidence after replantation of avulsed teeth

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This review evaluating the incidence of root resorption (RR) after the replantation of avulsed teeth included 23 studies of low quality providing a estimate of RR that should be viewed cautiously.

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Autotransplantation of teeth with incomplete root formation have good success rates

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This review of success and survival rates and complications of autotransplantation of teeth with incomplete root formation included 32 observational studies only 5 of which were considered to be of high quality. Good success rates were noted but findings should be interpreted cautiously

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Canine tooth transplantation

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This review of canine autotransplantation included 6 low quality studies are suggests good survival although both resorption and ankylosis increase after 5 years

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Root resorption – no evidence for the effectiveness of available treatments

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This Cochrane review was seeking to identify RCTs of interventions for the management of external root resorption in permanent teeth. No published trials were identified, so clinicians must decide on the most appropriate means of managing this condition according to their clinical experience with regard to patient-related factors.

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Root perforation repair: non-surgical approach has good success suggests review

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This review of root perforation repair included 17 studies that were mainly retrospective and small. The overall success rates for all materials was = 72.5% (CI; 61.9%–81.0%) with a suggestion of better rates for MTA. However, the quality of the evidence was low.

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Scant evidence to assess whether root-filled teeth are more at risk of external root resorption during orthodontic treatment

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Orthodontically induced external apical root resorption (OIEARR) has been classified as surface resorption caused by loss of cementum.  Usually this is superficial and unidentifiable radiographically but if this occurs apically it can be seen as shortening of the tooth.  Typically OIEARR is less than 2mm and clinically insignificant. OIEARR greater than 4mm is severe and [read the full story…]

Surgical extrusion for crown-root and cervical root fractures

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Crown-root and cervical root fractures present a restorative challenge due to sub-gingival position of the fracture margin. . A number of treatment approaches have been proposed, crown lengthening, intentional re-implantation, re-attachment of the coronal fragment to root surface, root extrusion (orthodontic or surgical) or extraction.   Two reviews have recently been published ( Das et al [read the full story…]