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Year : 2019  |  Volume : 4  |  Issue : 1  |  Page : 6-8

Prevalence of three-rooted primary mandibular first molars in Karnataka (South Indian) population

1 Saveetha Dental College, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, Tamil Nadu, India
2 Consultant Pediatric Dentist, Department of Pediatric Dentistry, International Dental Centre, Vadodara, Gujarat, India

Correspondence Address:
Dr. Mebin George Mathew
Department of Pedodontics and Preventive Dentistry, College of Dental Sciences, Davanagere, Karnataka
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Source of Support: None, Conflict of Interest: None

DOI: 10.4103/ijpr.ijpr_24_18

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Background: The occurrence of an extra distal root in primary mandibular first molars is relevant clinically for the delivery of optimal care. However, there have been no studies conducted for establishing the prevalence of same in the South Indian population.Aim: The aim of this study is to evaluate the prevalence of three-rooted primary mandibular first molars in children of Davangere, Karnataka.Materials and Methods: Children aged 3–10 years, who reported to the Department of Pedodontics and Preventive Dentistry were included in the study. Intraoral periapical radiographs of bilateral primary mandibular first molars, obtained from 77 patients, were investigated for the presence of additional root. A total of 154 primary mandibular first molars were examined.Statistical Analysis: Data were analyzed using descriptive analysis.Results: The total occurrence of three-rooted primary mandibular first molar among the study participants was 1.3%. There was noted an equal distribution among boys and girls (1:1). Both the three-rooted primary first molar occurred on the right side with no bilateral occurrence noted.Conclusion: Primary mandibular first molar can display several anatomical variations, most frequently supernumerary root located distolingually. Hence, pedodontists should be alert in the identification of additional roots and to make necessary treatment modifications.

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