The Dental Elf is off to New York this week end for the ADA/NYUCD Advanced Evidence-Based Dentistry Workshop As this is a very busy week for participants there will be no blogs until the 17th February.
Dental Elf in New York
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Hypodontia: prevalence about 6% overall and higher in females
This review of observational studies identified 93 studies and estimates overall prevalence of hypodontia at 6.4% (95%CI; 5.7 to 7.2%) . Prevalence was higher in females and varies across continents.
[read the full story...]Periodontal treatment using air polishing had good patient perception
This review focused on patients perception of air polishing for periodontal treatment. Nine studies involving 291 patients were identified suggesting that polishing with powders consisting of glycine seems to be associated with less discomfort during non-surgical periodontal therapy, that is supra- and subgingival air polishing.
[read the full story...]Overdentures: trial suggests no difference between 1 or 2 dental implant support
This trial compared patient satisfaction with 1 or 2 implants supporting a mandibular overdenture. No significant differences between the groups were seen after 5 years.
[read the full story...]Dental screening: a role for hygiene-therapists?
This study compared the diagnostic accuracy of dental screening by hygiene-therapists with dentists. The results show that they could be used to screen for caries and periodontal disease. This could allow for a change in the traditional model of dental care seen in the UK.
[read the full story...]Third molars: risk of future extraction when retained estimated
This review of asymptomatic retained third molars included 7 prospective studies and found that the cumulative incidence for M3 extraction varied from 5 to 64% and was associated with the follow-up duration.
[read the full story...]Distraction osteogenesis: little evidence available of effectiveness in maxillary hypoplasia in cleft lip and palate patients
This review only found 1 study reported in 5 articles at high risk of bias that compared distraction osteogenesis to conventional orthognathic surgery for the treatment of maxillary hypoplasia in cleft lip and palate patients. More high quality trials are needed.
[read the full story...]Increased overjet: increases risk of dental trauma suggests review
This systematic review of a 54 observations studies involving >10,000 patients suggested that overjet over 3-4mm double the risk of traumatic dental injuries (TDIs). With 22% of TDIs being attributable to increased overjet.
[read the full story...]Root canal retreatment: review suggests microsurgery better than retreatment
This new review of root canal retreatment indirectly compares the outcomes of two approaches, non-surgical retreatment and microsurgery. Only 4 of the studies were RCTs but these did not involve direct comparison of the two approaches. Pooled success rates suggest better outcomes for the microsurgical approach.
[read the full story...]Dentine hypersensitivity following periodontal treatment reduced by use of desensitising paste
In this small trial the use of either an 8% arginine desensitising paste or prophy paste reduced dentine hypersensitivity after scaling but the arginine base paste was significantly better than the standard prophy paste.
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