Surgery Regarding premalignant oral lesions True is A Leukoplakia should be proved by biopsy B Leukoplakia dose not disappear after cassation of smoking C Erythroplakia has a higher risk for malignancy D Oral submucous fibrosis is seen in all parts of the world 💡 Explanation Regarding premalignant oral lesions True is ✓ Correct Answer: C. Erythroplakia has a higher risk for malignancy