Epidemiologic Survey on Failed Eruption of Mandibular First Molar

Sohyun Kim, Youngjin Kim, Hyunjung Kim, Soonhyeun Nam
2016 THE JOURNAL OF THE KOREAN ACADEMY OF PEDTATRIC DENTISTRY  
The purpose of the present retrospective study was to analyze gender, age, awareness, etiology, and treatment choice in patients with failed eruption of the mandibular first molar. Radiographic material and dental records from 67 patients with 74 mandibular first molars with failed eruption treated during the years 2001-2014 were evaluated. As results, the prevalence of mandibular first molar with failed eruption was higher in males than females, and the average awareness age was 9.19 years
more » ... The most common etiological cause was unknown, and the next most common causes were abnormal eruption pathway and odontogenic tumor in order. In this study, it is suggested that more dental education to children about the time of eruption of permanent tooth is required, and the importance of regular dental check-ups is emphasized during mixed dentition. Abstract Corresponding author : Soonhyeun Nam
doi:10.5933/jkapd.2016.43.1.51 fatcat:tya7ktd7lfaubpojidqysojexy