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Assessing Children's Dental Age with Panoramic Radiographs
Tal Ratson1, Nurit Dagon1, Netta Aderet1
1Department of Pediatric Dentistry, Maurice and Gabriela Goldschleger School of Dental Medicine, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv 69978, Israel.
Children (Basel, Switzerland)
|December 23, 2022
Summary
Dental age in children aged 7-13 can be accurately estimated using second permanent molars. Tooth development stages, particularly tooth #37 and gender, provide reliable chronological age prediction.
Area of Science:
- Dentistry
- Forensic Anthropology
- Pediatric Medicine
Background:
- Accurate age assessment is crucial in pediatric dentistry and forensic evaluations.
- Dental age estimation aids in identifying developmental abnormalities and assessing growth.
- Comparing dental and chronological age provides insights into individual development patterns.
Purpose of the Study:
- To determine the dental age of subjects aged 7-13 years and compare it with their chronological age.
- To identify the most reliable tooth or teeth for dental age assessment.
- To investigate potential asymmetries in tooth development between the left and right dental arches.
Main Methods:
- Evaluation of 349 panoramic radiographs from patients aged 7-13 years.
- Assessment of tooth germ development stages for each tooth.
- Estimation of individual dental age based on tooth development.
Main Results:
- No significant differences in tooth development stages were observed between the left and right sides.
- The highest correlation between tooth development stages and chronological age was found in the second permanent molars.
- Chronological age prediction was most accurate using the developmental stage of tooth #37 and patient gender.
Conclusions:
- The chronological age of children aged 7-13 can be reliably estimated using a modified London Atlas, with second molars as key indicators.
- Second permanent molars are the most accurate dental landmarks for age estimation in this age group.
- The study validates the use of specific tooth development stages for forensic and clinical age assessment.
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