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What is Which is not a premalignant condition? and explain in detail?
ANSWER: (C) Acanthosis nigricansREF: Das text book of surgery 3rd edition page 104Premalignant conditions of oral cavity:LeukoplakiaErythroplakiaChronic hyperplastic candidiasisOral sub mucosal fibrosisSyphillitic glossitisSideropenic dysphagiaPremalignant condition of squamous cell carcinoma of skin:Bowen's diseaseSenile keratosisXeroderma pigmentosaSolar/actinic keratosisLong standing chronic ulcerLupus vulgaris