Dentofacial characteristics of boys with Down syndrome living in the city of Mashhad

Basafa, Mahammad and Shakourmahmodi, Mahmoud (2005) Dentofacial characteristics of boys with Down syndrome living in the city of Mashhad. Journal of Mashhad Dental School, 29 (Issue). pp. 153-162.

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Abstract

Introduction: The aim of this study was to determine the dentofacial characteristics of adolescents with Down syndrome and compare the results with the same characteristics in children with normal occlusion in Mashhad to be used in diagnosis and treatment planning of the above-mentioned patients. Materials & Methods: This study was cross-sectional, descriptive and was done on 29 boys mean age 11.9 years with Down syndrome selected randomly from Mashhad special schools for disabled children under a research project. Close examination of mouth was done, anthropometric measurements carried out, required records including photographs, study casts, OPG and lateral cephalograms in NHP were taken and evaluated. Statistical analyses using SPSS software and student t-test were done and compared to the data extracted on a study on 30 boys mean age 13.4 years with normal occlusion. Results: It was found that in patients with Down syndrome palate was deeper, carries, missing teeth, spacing was more frequent, cephalic index and Bolton index was higher and frenum was longer and deeper than children with normal occlusion and the differences were statistically significant. Moreover it was found that in these patients, cross-bite, open-bite and class III malocclusion are more prevalent. Conclusion: With regarding to the findings of this investigation it can be concluded that there are significant differences between dentofacial characteristics of patients with Down syndrome comparing to the children with normal occlusion which need more attention when diagnosing and treatment planning of the above-mentioned patients. Key words: Down syndrome, normal occlusion, anthropology, dentofacial characteristics.

Item Type: Article
Subjects: WU Dentistry. Oral surgery
Divisions: Journals > Journal of Mashhad Dental School
Depositing User: jmds jmds
Date Deposited: 25 Sep 2017 13:40
Last Modified: 25 Sep 2017 13:40
URI: http://eprints.mums.ac.ir/id/eprint/3805

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