Question 167 · LDEK · Resorption
Which of the following is the least probable cause of external resorption?
- A. orthodontic treatment.
- B. long-standing chronic inflammation of the periapical tissues.
- C. internal teeth bleaching.
- D. arrested caries.
- E. tooth luxation.
Hint
External resorption needs damage to the protective root surface layer plus a persisting stimulus; which option provides neither?
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