Amjad M Alwarawreh, Salem A Sarayreh, Haytham F Rabadi, Emad Ali Shtaiwi Albdour, Mohammed Al-marzouq.
Effect of body posture on malocclusion.
Pak Oral Dental J Jan ;34(4):635-9.

The growth and development of maxillofacial morphology and oral function are closely interrelated. Any problem in growth or development of maxillofacial complex may end with malocclusion which has different types and degree of severity .The oral function like swallowing, chewing and breathing could be affected by external or internal factors causes abnormality like mouth breathing, unilateral chewing and tongue thrust etc. Continuous persistence of abnormal oral function can result in general deformity in bony structure and cause the malocclusion, on the other hand the malocclusion may prevent the ability to have a normal oral function and develop an abnormality in oral function, which also play a vital role in maintaining body posture. The present study was done to to find out the association between body posture and type, severity and location of malocclusion. The sample comprised 952 children (234 male, 718 Female) age 12-15 years from elementary schools in Karak city, in south of Jordan between September 2013-February 2014. The Dental Health Component (DHC) from Index of Orthodontic Treatment Need (IOTN) was taken of determine the type and severity of malocclusion and the location of malocclusion was separately determined, study models was taken of all students and calibrated Digital photograph (frontal views). The severity of malocclusion and the body posture were shown to be interrelated.

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