This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2018, Subject name: Surgery
[{'content': 'All are premalignant conditions of oral cavity except: \nSelect and explain. \nA. Chronic hyperplastic canidiasis, B. Oral submucosal fibrosis, C. Oral lichen planus, D. Leucoplakia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: All the given options increase the risk of carcinoma of oral cavity but, oral Lichen planus has the least risk as it is Low-risk or Equivocal lesion. Conditions associated with Malignant Transformation HIGH RISK LESIONS Medium-risk Lesions Low-risk or Equivocal Lesions Erythroplakia Speckled Erythroplakia Chronic Hyperplastic -Candidiasis Oral submucous fibrosis Syphilitic glossitis Sideropenic dysphagia (Paterson-Kelly syndrome) Oral Lichen Planus Discoid Lupus erythematous Discoid keratosis congenita Speckled Erythroplakia is also known as Erythroleucoplakia. Leucoplakia Malignancy: -Speckled Erythroplakia > Erythroplakia > Leucoplakia', 'role': 'assistant'}]