Practice Quiz

ADA NBDE National Board Dental Part II

Category - NBDE II

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A tooth that is discolored from an internal source and has had a proper root canal completed indicates a need for:
  1. Apicoectomy
  2. Intracoronal bleaching
  3. Apexification
  4. Apexogenesis
Explanation
Answer: B - A tooth that is discolored from an internal source and has had a proper root canal completed indicates a need for intracoronal bleaching. The goal is to remove tooth discoloration with oxidizing agents that is usually caused by trauma or subsequent pulpal necrosis.
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