Medical Mcqs

Among pre-malignant oral lesions ______________?
  • (A)  Leukoplakia should be proved by biopsy
  • (B)  Leukoplakia does not disappear even after cessation of smoking
  • (C)  Erythroplakia has a higher risk for malignancy than leukoplakia
  • (D)  Oral submucous fibrosis is seen in all parts of the world