Results: 2606

For: systematic review

Light activated tooth whitening increases the risk of tooth sensitivity and may not improve the bleaching effect

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Tooth whitening is an increasingly popular cosmetic treatment. In surgery bleaching and dentist-prescribed, home-applied bleaching are the two most common procedures. Light activation using a range of light sources, halogen curing lights, xenon–halogen lights, plasma arcs, light emitting diodes (LEDs), LED plus lasers, and lasers have been used to reduce the bleaching time and decrease [read the full story…]

Evidence for the anti-plaque and anti-gingivitis effects of chlorhexidine

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The antiseptic agent Chlorhexidine (CHX) has been widely use to control plaque and gingivitis. The aim of this review  was to evaluate, the efficacy of a CHX mouthrinse against plaque growth, gingival inflammation and stain formation in gingivitis patients. What did they do The Medline-PubMed, Embase and the Cochrane Central Register of Controlled Trials databases [read the full story…]

More evidence to support the association between depression and an increased risk of stroke

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I’ve blogged before about the association between stroke and depression. It seems logical that people who have strokes are at risk of depression afterwards, but studies have also shown a more concrete relationship between the two conditions. This new meta-analysis conducted by a research team from Soochow University in China looks at prospective studies to [read the full story…]

Limited evidence finds modest benefit in favour of antivirals for the prevention of cold sores

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Recurrent herpes labialis (cold sores) is a common infection of the lip. The usual cause is the herpes simplex virus type 1 (HSV-1) although HSV-2 is been increasingly implicated. It is estimated that 90% of the population have been exposed to HSV-1. 20-30% of those infected experience outbreaks of  small blisters or sores on or [read the full story…]

Ultrasonography has acceptable diagnostic efficacy for detection of temporomandibular joint disc displacement

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Temporomandibular disorders (TMDs) result in craniofacial pain, limited mouth opening, temporomandibular joint (TMJ) clicks affecting the joint and related structures.  A prevalence of between 10% to 70% has been reported, and it particularly effects women aged 20 to 40 years. TMDs can be classified into muscular disorders, internal derangement (ID), inflammatory disease, and osteoarthritis. Internal [read the full story…]

Gum disease does not cause heart disease

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Links between gum and heart disease have been noted for over 100 years, but  in recent years there has been a surge of interest in this topic as evidenced by the increasing numbers of papers published since the late 1990s. A selection of some of the reviews published since 2000 is listed below.  The aim [read the full story…]

Paucity of evidence for the effectiveness of treatments for temporomandibular joint osteoarthritis

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The temporomandibular joint (TMJ) as with many of the other joints, can be affected by osteoarthritis (OA).  This is characterized by progressive destruction of the internal surfaces of the joint which can result in debilitating pain and joint noises.  Osteoarthritis (OA) is the most common form of arthritis affecting the TMJ.  The aim of this [read the full story…]

New evidence on drugs to help smokers quit

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Some readers will be aware that the Mental Elf is no loner.  I have a number of elfin cousins who also run websites that help busy professionals keep up to date with the latest research, policy and guidance in their field. One such site is The Lifestyle Elf, and she has written a blog recently [read the full story…]

Conservative management of fractured condyles in children gives better clinical results than using same approach in adolescents.

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Last  Friday we looked at a review that looked at the evidence for the management of fractured condyles in adults.  The aim of this review was to give a comprehensive overview of the international literature, including case reports and clinical studies, focusing on management and outcome of CFs in children and adolescents. What did they [read the full story…]

Available evidence for best treatment approach for fractured mandibular condyles is of poor quality

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Fractured mandibular condyles are common representing 25-35% of all mandibular fractures.  They are treated by conservative management (CM) or open reduction/internal fixation (ORIF) but the evidence to support superiority of one method over the other has not been assessed. The aim of this review is to evaluate the current evidence regarding the interventions that can [read the full story…]