Practice Quiz

ADA NBDE National Board Dental Part II

Category - NBDE II

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Gingival overgrowth is most often caused by:
  1. Toothbrush abrasion
  2. Fibroblast infection
  3. Medication
  4. Plaque accumulation
Explanation
Answer : C - Gingival overgrowth is most often caused by medication. Dilantin hyperplasia is a proliferation response to gingiva associated with the use of sodium Dilantin. However, if the level of dental hygiene is increased or maintained and there is no other preexisting gingival disease, the overgrowth should be avoided.
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