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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1995-12-6
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pubmed:abstractText |
A superimposition study on mandibular stable structures was performed to evaluate changes in mandibular rotation and in the direction of condylar growth induced by early treatment of Class III malocclusion by a functional appliance (removable mandibular retractor). A sample of 18 children with treated Class III malocclusions, mean age at the first observation (immediately before the beginning of treatment) 5.47 +/- 1.14 years, mean age at the second observation 8 +/- 1.29 years, mean observation period 2.5 +/- 0.9 years, was compared with a control group of 18 children with untreated Class III malocclusions, mean age at the first observation 5.72 +/- 1.11 years, mean age at the second observation 7.86 +/- 1.44 years, mean observation period 2.27 +/- 0.92 years. No statistically significant difference between the two groups was recorded for positional (total) rotation of the mandible. A significant upward-forward direction of condylar growth was assessed in the treated group (p < 0.001). This therapeutically induced change in growth direction of the mandibular condyle was considered a skeletal sign of anterior morphogenetic rotation of the mandible, i.e., a mechanism compensating for excessive mandibular growth.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
D
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pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0889-5406
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
108
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
525-32
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:7484972-Adaptation, Physiological,
pubmed-meshheading:7484972-Case-Control Studies,
pubmed-meshheading:7484972-Cephalometry,
pubmed-meshheading:7484972-Child,
pubmed-meshheading:7484972-Child, Preschool,
pubmed-meshheading:7484972-Female,
pubmed-meshheading:7484972-Humans,
pubmed-meshheading:7484972-Longitudinal Studies,
pubmed-meshheading:7484972-Male,
pubmed-meshheading:7484972-Malocclusion, Angle Class III,
pubmed-meshheading:7484972-Mandible,
pubmed-meshheading:7484972-Mandibular Condyle,
pubmed-meshheading:7484972-Orthodontic Appliances, Functional,
pubmed-meshheading:7484972-Orthodontic Appliances, Removable,
pubmed-meshheading:7484972-Retrospective Studies,
pubmed-meshheading:7484972-Rotation,
pubmed-meshheading:7484972-Statistics, Nonparametric
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pubmed:year |
1995
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pubmed:articleTitle |
Mandibular skeletal changes induced by early functional treatment of Class III malocclusion: a superimposition study.
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pubmed:affiliation |
Department of Orthodontics, University of Florence, Italy.
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pubmed:publicationType |
Journal Article
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