Question 128 · LDEK · Tooth discoloration and bleaching
Which complication is the most commonly observed after internal bleaching?
- A. secondary caries.
- B. cervical external root resorption.
- C. cervical enamel demineralization.
- D. inflammatory apical root resorption.
- E. ulcerative-necrotizing gingivitis.
Hint
Think about where hydrogen peroxide can escape from the tooth when the cervical seal is inadequate and what it triggers in the periodontal ligament.
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