AbstractThe aim of the present study to evaluate the applicability of the methods proposed by Nolla for estimation of dental age and its compared with chronological age. Orthopantograms of 200 patients, aged 70-195 months were selected to estimate the correlation between dental and chronological age. When the Nolla method were applied, the mean difference between chronological and estimated age for both genders were more than chronological age in girls while opposite in boys. There were significant correlation between chronological age and estimated dental age in bath genders.
Keywords: Orthopantograms, Nolla Method, dental age.