Which is not a premalignant condition?: (A) Bowens disease, (B) Leukoplakia, (C) Acanthosisnigricans, (D) Solar keratosis
Answer is C. 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