Comparison of natural head position in different anteroposterior malocclusions.

The facial esthetics after orthodontic treatment and orthognathic surgery may be affected by the patient's natural head position. The purpose of this study was to evaluate the natural head position for the three skeletal classes of malocclusion.Our sample consisted of 102 lateral cephalometric...

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Main Authors: Zohreh Hedayati, Maryam Paknahad, Farbod Zorriasatine
Format: Article
Language:English
Published: Tehran University of Medical Sciences 2013-05-01
Series:Frontiers in Dentistry
Subjects:
Online Access:https://jdt.tums.ac.ir/index.php/jdt/article/view/666
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author Zohreh Hedayati
Maryam Paknahad
Farbod Zorriasatine
author_facet Zohreh Hedayati
Maryam Paknahad
Farbod Zorriasatine
author_sort Zohreh Hedayati
collection DOAJ
description The facial esthetics after orthodontic treatment and orthognathic surgery may be affected by the patient's natural head position. The purpose of this study was to evaluate the natural head position for the three skeletal classes of malocclusion.Our sample consisted of 102 lateral cephalometric radiographs of patients aged 15 to 18 years; class I (n=32), class II (n=40) and class III (n=30). Nine landmarks of the craniofacial skeleton and three landmarks of the cervical vertebrae were determined. Variables consisted of two angles for cervical posture (OPT/Hor and CVT/Hor), three angles for craniofacial posture (SN/Ver, PNS-ANS/Ver, and ML/Ver ) and five for craniofacial angulation (SN/OPT, SN/CVT, PNS-ANS/OPT, PNS-ANS/CVT, ML/CVT). The data were analyzed statistically using ANOVA and post hoc tests.PNS-ANS/Ver and SN/Ver differed significantly (p
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spelling doaj.art-dbfb8c9592af48e0a0abf77b166279272022-12-22T02:18:56ZengTehran University of Medical SciencesFrontiers in Dentistry2676-296X2013-05-01103Comparison of natural head position in different anteroposterior malocclusions.Zohreh Hedayati0Maryam Paknahad1Farbod Zorriasatine2Orthodontic Research Center, School of Dentistry, Shiraz University of Medical Sciences, Shiraz, Iran.Student Research Committee, School of Dentistry, Shiraz University of Medical Sciences, Shiraz, Iran.Visiting Fellow, Wolfson School of Mechanical and Manufacturing Engineering, Loughborough University, Leicestershire, United Kingdom.The facial esthetics after orthodontic treatment and orthognathic surgery may be affected by the patient's natural head position. The purpose of this study was to evaluate the natural head position for the three skeletal classes of malocclusion.Our sample consisted of 102 lateral cephalometric radiographs of patients aged 15 to 18 years; class I (n=32), class II (n=40) and class III (n=30). Nine landmarks of the craniofacial skeleton and three landmarks of the cervical vertebrae were determined. Variables consisted of two angles for cervical posture (OPT/Hor and CVT/Hor), three angles for craniofacial posture (SN/Ver, PNS-ANS/Ver, and ML/Ver ) and five for craniofacial angulation (SN/OPT, SN/CVT, PNS-ANS/OPT, PNS-ANS/CVT, ML/CVT). The data were analyzed statistically using ANOVA and post hoc tests.PNS-ANS/Ver and SN/Ver differed significantly (phttps://jdt.tums.ac.ir/index.php/jdt/article/view/666Orthognathic SurgeryHeadPostureCephalometricsRadiography
spellingShingle Zohreh Hedayati
Maryam Paknahad
Farbod Zorriasatine
Comparison of natural head position in different anteroposterior malocclusions.
Frontiers in Dentistry
Orthognathic Surgery
Head
Posture
Cephalometrics
Radiography
title Comparison of natural head position in different anteroposterior malocclusions.
title_full Comparison of natural head position in different anteroposterior malocclusions.
title_fullStr Comparison of natural head position in different anteroposterior malocclusions.
title_full_unstemmed Comparison of natural head position in different anteroposterior malocclusions.
title_short Comparison of natural head position in different anteroposterior malocclusions.
title_sort comparison of natural head position in different anteroposterior malocclusions
topic Orthognathic Surgery
Head
Posture
Cephalometrics
Radiography
url https://jdt.tums.ac.ir/index.php/jdt/article/view/666
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AT maryampaknahad comparisonofnaturalheadpositionindifferentanteroposteriormalocclusions
AT farbodzorriasatine comparisonofnaturalheadpositionindifferentanteroposteriormalocclusions