The Prevalence of Three Rooted Primary Mandibular Molars in Zahedan

Author	Narjes Amiri tehrani	en
Author	AR Heydari	en
Issued Date	2008-09-30	en
Abstract	Background: The study of tooth structure has therapeutic and anthropological significance. Being familiar with variations in root number can aid dentists in endodontic treatment as well as tooth extraction. One of these variations is the anomaly of primary mandibular molars which have three roots. The aim of this study was to investigate the prevalence of three-rooted primary mandibular molars in Zahedan city. Material & Methods: In this descriptive study we investigated 1500 files related to pediatric patients registered in Zahedan faculty of dentistry in 2007. Some of these files had radiographs. According to these documents, three-rooted primary mandibular molars were recorded by a pedodontist. Sex, race and the position of third root were recorded too. We used frequency tables and SPSS software to analyze and describe our data. Results: Among 1500 investigated files, 677 files had mandibular periapical radiographs and 49 three-rooted primary molars were found. The number of boys and girls were 32 (65.3%) and 17 (34.7%) respectively. Conclusion: The study suggests that the prevalence of this anomaly is common in Zahedan city. This finding can improve treatment options in pediatric patients.	en
DOI	https://doi.org/	en
Keyword	Primary tooth	en
Keyword	Molar tooth	en
Keyword	Root anomaly	en
Publisher	Brieflands	en
Title	The Prevalence of Three Rooted Primary Mandibular Molars in Zahedan	en
Type	Research Article	en

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