Class II malocclusion- premolar extraction and soft tissue profile

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This review looked at the impact of premolar extraction on soft tissue profile in class II division 1 malocclusions. 13 studies were included the majority being retrospective. There is some evidence to suggest an increase in the nasolabial angle but the quality is limited.

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Class II malocclusion- what factors predict sagittal stability after treatment?


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Factors affecting relapse after treatment of class II malocclusion was investigated in this review. Only 17 retrospected studies met the review criteria providing limited evidence to support the influence of factors predictive of sagittal stability following orthodontic treatment.

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Fixed functional appliances for class II malocclusions

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This review of fixed functional appliances for treatment of class II malocclusion included 9 studies, only one of which was a RCT. The findings suggest that fixed functional appliances are effective at producing short term improvements in class II malocclusions but should be interpreted with caution because of the quality of the available evidence.

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Malocclusion: review finds that it has an adverse effect on quality of life

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Following on from a review we looked at earlier in the week about the impact of orthodontic treatment on quality of life we look at a review considering whether malocclusion affects quality of life. 6 studies were included and malocclusion was considered to have a negative impact.

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Early orthodontic treatment may reduce incisal trauma in children with class II malocclusions

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This is the latest update of a Cochrane review looking at the treatment of class II malocclusion.  This is a common problem affecting about one in four of 12 year-olds in the UK.    The aim of the review was to assess the effects of orthodontic treatment for prominent upper front teeth (Class II malocclusion) when [read the full story…]

Some evidence to support use of facemask appliance for class III malocclusions

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Prominent lower front teeth (reverse bite; under bite; Class III malocclusion) are more common in oriental (15%) and black races (10%) and relatively uncommon in Caucasian (4%) populations. Several orthodontic approaches have been suggested to correct this and the aim of this Cochrane review was to assess the effects of orthodontic treatment for prominent lower [read the full story…]

Is treatment of class II malocclusion with class II elastics effective?

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The class II malocclusion is a common problem that people attend for orthodontic treatment. The main aim of this review was to assess whether Class II elastics are effective in correcting Class II malocclusions PubMed, Scopus, Web of Science, Embase, Medline, and Cochrane databases, were searched. This was complemented by a hand search, with no [read the full story…]

Is there a relationship between dental crowding and caries?

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The crowing of teeth disrupts the normal proximal and occlusal contacts and creates area for potential plaque and food accumulation. As a consequence it has been considered a risk factor for dental caries. However, studies looking at a relationship between crowding and caries have been contradictory. The aim of this review was therefore to assess [read the full story…]

Insufficient trial evidence that any surgical treatment for prominent lower front teeth is better or worse than another

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Prominent  lower front teeth can  be associated with a large or prominent lower jaw and/or a small or retrusive upper jaw . The reasons why this occurs are not well understood.  Treatments to correct this range from orthodontic to surgical.  The aim of this Cochrane  review was to evaluate different treatments of Angle Class III [read the full story…]

No evidence to recommend or discourage any type of orthodontic treatment to correct Class II division 2 malocclusion in children

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One of important differences about Cochrane reviews is their commitment of their authors to regularly review and update the content of their reviews.  This is an update of a Cochrane review published in 2006.  The aim of the review being to establish whether orthodontic treatment, carried out without the removal of permanent teeth, in children [read the full story…]