Question 199 · LDEK · Precancerous lesions and neoplasms

Long-term observations revealed that leukoplakia is subject to malignant transformation in:

  1. A. around 1%.
  2. B. 2%.
  3. C. 4%.
  4. D. 4%-6%.
  5. E. >6%.
Hint

Recall the cumulative long-term transformation rate quoted in classic textbooks — it is given as a range, not a single low figure.

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