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Radiographic Selection Criteria

Course Number: 584

Imaging Recommendations for Third Molars, Supernumerary and Supplemental Teeth

  • Routine screening for third molars, supernumerary and supplemental teeth is not recommended without clinical indications.1,3,31

  • Panoramic imaging (Figure 9) is recommended for assessment and treatment planning if clinical indication for evaluation of third molars, supernumerary and supplemental teeth.1,51,81-87

Image courtesy of Dr. Vijay Parashar

Figure 9: Panoramic Image Showing Horizontal Impaction of the Mandibular 3rd Molars

  • Panoramic imaging frequency for third molars, supernumerary and supplemental teeth should be determined by the stage of dental development and clinical need.1,3,81-84,87

  • CBCT imaging should be considered if a panoramic image indicates an increased risk of inferior alveolar nerve injury.1,51,85,87

  • CBCT imaging should only be used if radiographic findings affect risk assessment or treatment decisions.1,51,84-87