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What is All of the following are precancerous lesions for carcinoma oral cavity except:- and explain in detail?
Conditions Associated with Malignant Transformation High - risk Lesions Medium - risk Lesions Low risk or Equivocal - risk Lesions Erythroplakia Speckled Erythroplakia Chronic hyperplastic candidiasis Oral submucous fibrosis Syphilitic glossitis Sideropenic dysphagia (Paterson - Kelly syndrome) Oral lichen planus Discoid lupus erythematosus Discoid keratosis congenital