patient with habit only ..without any active complaint

30 year old shopkeeper with betel nut habit-u can see prelukoplakia..without any erosion or atrophy of epithelium..no burning..no signs of early osmf.just some periodontal problem.but you need to continously follow uo these kind of patients with adequate counselling for cessation of habits..as we dont understand the excat etiology of oral cancer ..multifactorial nature..risk increases with habits,genetic predisposition..role of viruses..so as universelly precaution we shud treat and manage -counsel every patient of habit as a patient of risk of developing malignancy.