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Age estimation by using dental radiographs.

Piyush G Limdiwala1, J S Shah

  • 1Department of Oral Medicine and Radiology, Government Dental College and Hospital, Ahmedabad, Gujarat, India.

Journal of Forensic Dental Sciences
|November 21, 2013
PubMed
Summary
This summary is machine-generated.

Forensic age estimation using Kvaal's method on digital panoramic radiographs showed an average age difference of 8.3 years. Accuracy depends on measurement precision and radiograph quality for reliable dental age assessment.

Keywords:
Age estimationKvaal's methodorthopantomographspanoramic radiographspulp/tooth area ratiosecondary dentine

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Area of Science:

  • Forensic Anthropology
  • Odontology
  • Radiology

Background:

  • Accurate age estimation is crucial in forensic science for identifying human remains.
  • Teeth are durable and often the only remains available for study.
  • Non-destructive methods like tooth wear and secondary dentine apposition are used for age estimation.

Purpose of the Study:

  • To determine adult age using Kvaal's method on digital panoramic radiographs.
  • To establish the relationship between chronological and dental age.
  • To assess the reliability and limitations of Kvaal's method in this context.

Main Methods:

  • The study utilized panoramic radiographs from 150 adults (100 with Kvaal's criteria, 50 without).
  • Measurements were taken from orthopantomographs (dental X-rays).
  • Statistical analysis was performed using SPSS-12.0.

Main Results:

  • Kvaal's method resulted in an average difference of 8.3 years between chronological and estimated age.
  • The study analyzed various parameters on the radiographs.

Conclusions:

  • The accuracy of Kvaal's method for age estimation is influenced by measurement precision.
  • Radiograph quality and quantity are critical factors affecting the reliability of dental age assessment.
  • Further refinement of measurement techniques and radiograph selection is needed.