Among pre-malignant oral lesions ______________?
Correct answer: D. Erythroplakia has a higher risk for malignancy than leukoplakia
- A. Leukoplakia should be proved by biopsy
- B. Leukoplakia does not disappear even after cessation of smoking
- C. Oral submucous fibrosis is seen in all parts of the world
- D. Erythroplakia has a higher risk for malignancy than leukoplakia
Explanation
Erythroplakia carries a substantially greater risk of epithelial dysplasia or carcinoma than leukoplakia, making it the high-risk lesion in this list. Leukoplakia is a clinical diagnosis of exclusion and may regress after removal of an irritant, so the other statements are too absolute.
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