You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is All are precancerous lesions of oral cavity except - and explain in detail?
Lesions with an increased risk of malignancy

Premalignant condition : - Leukoplakia, Erythroplakia, Speckled erythroplakia, chronic hyperplastic, candidiasis.
Conditions increasing risk : - Oral submucous fibrosis, syphilitic glossitis, sideropenic dysphagia (Paterson Kelly syndrome).
The risk is doubtful: - Oral lichen planus, DLE, Dyskeratosis congenita.