Why Should a Leaking Restoration Be Replaced Before the Bleaching

question 9

Multiple Choice

Why should a leaking restoration be replaced before the bleaching process is started?

• A) Ensure a correct shade match
• B) Prevent a line of black stain around the restorations
• C) Be certain that restorative needs are treated before esthetic needs
• D) Prevent excessive penetration of bleach through dentinal tubules that might irritate the pulp and cause sensitivity

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