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


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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Infective endocarditis prophylaxis – NICE reaffirms 2008 guidance


NICE has completed a review of its 2008 guidance on antimicrobial prophylaxis against infective endocarditis following the publication of a recent study. NICE found no need to change any of its existing guidance.

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Parasympathomimetic drugs for dry mouth after radiotherapy


The update of a 2007 Cochrane review of parasympathomimetic drugs for dry mouth after radiotherapy did not identify an new studies. The 3 RCTs identified in the previous version provide limited evidence to support the use of pilocarpine hydrochloride in the treatment of radiation-induced xerostomia.

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Electronic apex locators – precision varies with devices

shutterstock_70416955-root canal treatment

Ten studies including both in vivo and ex-vivo designs were included in this review of electronic apex locators. The authors found that precision varied with the device and type of irrigation but was not influenced by the status of the pulp tissue. However, the quality of the included studies was not high with only two being considered to be at low risk of bias.

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Tooth Mousse® for caries prevention – little evidence available

shutterstock_34500700 - caries sign

This review of Tooth Mousse® (casein phosphopeptide-amorphous calcium phosphate) for caries prevention only identified 12 studies (8 RCTs). Many were of short duration and exhibited a great deal of heterogeneity; while there is some suggestion of benefit, the quality of the evidence is very low.

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Reducing gagging during dental treatment – insufficient evidence for any intervention


This Cochrane review was only able to identify a single small RCTs of acupuncture to reduce gagging during dental treatment. This was insufficient to conclude any benefit. No evidence of other interventions was identified.

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Sedation or general anaesthesia for dental treatment in children


This update of a Cochrane review, first published in 2009, did not identify any RCTs comparing the efficiency of sedation versus general anaesthesia (GA) for the provision of a dental treatment.

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Smoking and tooth loss associated finds study

Smoking man

This large German cohort study with 23,376 participants found that smoking was associated with tooth loss with heavy males smokers (≥15 cigarettes per day) having a 3 times higher tooth loss.

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Gingival retraction: cord or cordless systems?

crown preparation

This review of corded vs. cordless gingival retraction systems included 7 trials. Both may have a role with corded systems being suggested when there is a greater need for gingival displacement.

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Periodontal treatment and adverse pregnancy outcomes


This study updates a previous meta-analysis adding 2 new studies and reassessing the findings. Overall, it suggests that the provision of periodontal treatment does not seem to prevent adverse pregnancy outcomes, although there is a suggestion of benefit in high risk populations.

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