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The prevalence of oral and dental developmental anomalies among 14-17 years Iraqi students in Missan governorate | ||
| Journal of baghdad college of dentistry | ||
| Article 1, Volume 21, Issue 3, 2009, Pages 90-95 | ||
| Authors | ||
| Wasan H. Younis; Mohanad J. Najm | ||
| Abstract | ||
| ABSTRACTBackground: The aim of study was to find out the prevalence of developmental anomalies in teeth and oral hardand soft developmental tissues among a sample of 14-17 years students in Missan Governorate and compare it withthe prevalence rates of these anomalies in the central and northern parts of Iraq.Materials and Method: Oral examination of 3046 students(1506 males and 1540 females) aged 14-17 years werepreformed in 30 secondary and intermediate schools in Missan Governorate(20 schools in Al-Amara city the capitalof Governorate and 10 schools in different provinces).Results: Oro-dental developmental anomalies seen in 1036 students represents 33.9% of the studied sample, 47.6%males and 52.4% females. There was a significant statistical difference between them. Dental anomalies constituted78.8%, while oral soft tissues anomalies and oral hard tissues anomalies constituted 19.9% and 1.3% respectively.Most of oro-dental developmental anomalies were present in 16 years age group in the sample. Environmentaldiffuse opacity was the most common oro-dental developmental anomalies (5.1%)in studied sample, fissure tongue(4.9%) represents the most common anomaly of tongue and oral soft tissues anomalies in the sample.Conclusions: The study shows that Missan Governorate has the higher prevalence rate of microdontia than otherIraqi cities which was 4.8%. Maxillary lateral incisor was the most common congenitally missing tooth or to appearsmall (microdent) and mandibular second primary molar was the most retained primary tooth in the studied sample.Keywords: Oral anomalies, dental anomalies, oral diseases. (J Bagh Coll Dentistry 2009; 21(4):90-95) | ||
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