Question 192 · LDEK · Precancerous lesions and neoplasms

The location of high-risk malignant transformation of leukoplakia is:

  1. A. tongue, gingiva, retromolar trigone.
  2. B. gingiva, tongue surface.
  3. C. buccal region, hard palate, floor of oral cavity.
  4. D. soft palate, intra-lateral surface of the tongue, floor of oral cavity.
  5. E. all oral mucosa surfaces.
Hint

Think of the horseshoe-shaped zone where saliva pools carcinogens and the epithelium is thin and non-keratinised.

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