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Forensic Odontology

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Special classes and seminars. Forensic Odontology certification ... Primary (deciduous set) 20 teeth. Secondary (permanent set) 32 teeth. Divisions of Teeth ... – PowerPoint PPT presentation

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Title: Forensic Odontology


1
Forensic Odontology
  • CSI UMMC

2
Applications
  • Bite mark analysis
  • Identification
  • Dental malpractice

3
Training
  • Dental training
  • Licensed dentist
  • Special classes and seminars
  • Forensic Odontology certification from American
    Academy of Forensic Science

4
Human Identification
  • Comparison of antemortem data with postmortem
    data
  • Presumptive vs. positive identification

5
Positive identification
  • Dental record comparison
  • DNA
  • Fingerprints
  • Radiological

6
Dental Anatomy
  • Primary (deciduous set) 20 teeth
  • Secondary (permanent set) 32 teeth

7
Divisions of Teeth
  • Maxillary set
  • RU quadrant
  • LU quadrant
  • Mandibular set
  • RL quadrant
  • LL quadrant

8
Classification
  • Incisors
  • Central and lateral
  • Canines
  • Premolars (bicuspids)
  • First and second
  • Molars
  • First, second and third

9
Dental Charts and X-rays
  • Using a pre mortem x-ray and a dental chart any
    major construction is marked on the dental chart
  • Using a post mortem x-ray and a dental chart
    features are also marked
  • Comparative overlays of teeth angles and
    separations are also used to positively identify
    decedents

10
Bite Marks
  • Often there are bite marks that can be used to
    identify perpetrators
  • Photographic study and image enhancement with
    comparative study may exclude or positively
    identify a suspect
  • Most often seen in rape, murder, child abuse and
    spousal abuse

11
Activity
  • Look at dental x- rays and mark major features on
    the dental chart provided
  • Look for
  • Cavities
  • Fillings
  • Bridgework
  • Missing teeth
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