Practice Quiz

ADA NBDE National Board Dental Part II

Category - NBDE II

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Leukoplakia is:
  1. White plaque
  2. Brown plaque
  3. Red plaque
  4. Yellowish plaque
Explanation
Answer: A - Leukoplakia is white plaque or a white patch that is without diagnosis; however, many oral cancers first present at leukoplakia. It is thought that the plaque and patches are due to UV radiation, microorganisms, trauma, tobacco, or alcohol. The leukoplakia can present anywhere within the oral cavity. Exact diagnosis is by biopsy.
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