Weak evidence for success rates of dental restorations placed on root-treated teeth

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Root canal treatment (RoCT) is a common dental procedure and an understanding of the survival of RoCT teeth and their restorations is an important consideration. The aim of this review was to assess the success rates for single crowns, fixed and removable dental prostheses, as well as for the different kinds of posts placed on [read the full story…]

Review suggests that fracture rates for all-ceramic crowns after 5-years is acceptable

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Improvements in dental ceramic materials in the past decade has led to the increasing use of all ceramic crowns on posterior teeth. The aim of this study was to evaluate the clinical fracture incidence of tooth-supported all-ceramic crowns according to restored tooth type. The authors searched the Medline/PubMed, Embase, the Cochrane Library, the Chinese Biomedical [read the full story…]

Are zirconia-based restorations clinically successful?

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A new critical summary of a 2010 systematic review  by Al-Amleh et al  on zirconium use in dentistry is now available from the ADA Centre for evidence based dentistry. The summariser notes that three types of zirconium ceramics are currently used in dentistry. The original review’s aim was evaluate these restorations in relation to framework [read the full story…]

Insufficient evidence to support or refute the effectiveness of conventional fillings over crowns for the restoration of root filled teeth

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Root canal filling is a regular dental procedure. However root filled teeth can be weaker than healthy ones so restoration of these teeth can prove challenging. The aim of this Cochrane review was to assess whether restoring endodontically treated teeth (with or without post and core) using crowns or conventional filling materials was more effective. [read the full story…]

Evidence suggests immediate loaded single implant crowns have higher failure risk

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This review originally published in 2009 has now had a critical summary of it prepared under the auspices of the American Dental Association Center for Evidence-Based Dentistry The  appraiser considered that this was a good systematic review that had used accepted methods and applied rigourous selection criteria.  There was homogeneity among  the 5 studies included  [read the full story…]