Review finds limited evidence for predisposing factors for irrigant extrusion during root canal treatment

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Irrigation of root canals is an integral part of root canal treatment. A range of irrigant materials have been used with sodium hypochlorite being the material most currently favoured.  However this and other agents can cause damage if not kept within the confines of the root canal system.  The aim of this review was to [read the full story…]

Smokers may have poorer results after periodontal treatment

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This latest critical summary from the ADA-EBD Center for Evidence-Based Dentistry looks at a review by Patel et al 2011 which addresses the question  of whether smokers have poorer bone regeneration than non-smokers after periodontal treatment. The appraiser considered this to be a well-conducted systematic review and meta-analysis that included 10 articles with 458 participants [read the full story…]

Little good quality evidence on whether to leave or remove impacted third molars involved in fractures of the angle of the mandible

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Fracture of the mandible often occurs through the angle where it may be closely related to, or involve an impacted third molar. There is a debate about whether they should always be extracted or retained.  The aim of this review was to measure the occurrence of postoperative infection following mandibular fixation performed in the presence [read the full story…]

Bisphenol-A is released after placement of some dental pit and fissure sealants

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The release of Bisphenol-A (BPA) from dental resins has attracted attention from researchers, and it has been described as an endocrine disruptor chemical. The aim of this review was to assess the short- and long-term release of BPA in human tissues (saliva, blood serum and urine) after treatment with dental pit and fissure sealants. Searches [read the full story…]

Significant side effects appear rare when using oral midazolam for behaviour management in children and adolescents requiring dental treatment

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Unfortunately dental caries remains a significant problem in children with some young children requiring multiple procedures. Traditionally this was managed with general anesthesia, increasingly sedation and behaviour management are seen as potential alternative approaches and a 2010 guideline from the National Institute for Health and Clinical Excellence (NICE) suggested that midazolam could be used for [read the full story…]

Review finds limited evidence on maintenance requirements of implant retained overdentures in the upper jaw

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Rehabilitating the edentulous upper jaw with implant-supported dentures requires long-term maintenance of the prosthesis. This review aimed to evaluate the literature on prosthodontic maintenance requirements for maxillary implant overdentures using different prosthodontic designs. The authors conducted electronic searches on Medline, PubMed and Google Scholar. In addition they hand searched 15 dental journals and the reference [read the full story…]

Moderate evidence that prophylactic antibiotics reduce the risk of infection, dry socket and pain following third molar extraction but benefit not enough to recommend routine use

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Tooth extraction is probably the most commonly conducted surgical procedure.  Teeth are normally extracted because of severe dental caries or periodontal (gum) infection, although they are also removed because they are poorly aligned or developed.  To aim of this Cochrane review was to determine the effect of antibiotic prophylaxis on the development of infectious complications [read the full story…]

Trail suggests rapid injection technique for inferior alveolar nerve block was more uncomfortable but more effective

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The aim of this study was to compare both the effectiveness of the anaesthesia and the pain with deposition between fast and slow inferior alveolar nerve block (IANB) injection techniques. Patients attending a dental emergency department and requiring endodontic management were randomised to receive either fast (n=30) or slow (n=30) IANB injections using 3.6 mL [read the full story…]

Side effects of local anaesthetics

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Local anaesthetic use is widespread in dentistry and while lidocaine has been in use for more than 50 years an increasing number of agents are now available. The aim of this study was to analyze adverse drug reactions (ADRs) associated with local anesthetics (LAs) and to characterize the safety profile of LAs in clinical application. [read the full story…]

Review suggests good reductions in plaque levels and gingivitis with chlorhexidine mouthwash in addition to oral hygiene measures

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Chlorhexidine (CHX) has been used as a mouthwash for many years. The aim of this review was to assess, the effectiveness of Chlorhexidine (CHX) mouthrinse against plaque growth, gingival inflammation as well as the degree of staining. Three databases were searched Medline, Embase and the Cochrane Central Register of Controlled Trials (Central), reference lists of [read the full story…]