Introduction: India is one of the countries having the highest incidence of oral cancer in the world. Hence; the present study was undertaken for assessing the prevalence of oral premalignant lesions (OPLs) and its risk factors among adult population in Haroli district of Una Block, Himachal Pradesh, India. Materials & methods: A total of 560 subjects within the age group of 18 years to 65 years were enrolled in the present study. Complete demographic and clinical details of all the patients were obtained. A Questionnaire was framed and was given to all the patients for obtaining information about complete habit history and personal history of all the patients. Details regarding various risk factors and clinical symptoms were obtained through the questionnaire. Results: OPLs were found to be present in 23 patients. Therefore; the overall prevalence of OPLs was 4.11 percent. Positive tobacco history was found to be present in 22 patients with OPLs. Positive alcohol drinking history was found to be present in 18 patients with OPLs. Recurrent oral trauma was found to be present in 9 patients with OPLs. Recurrent oral ulcers were found to be present in 9 patients while poor oral hygiene was found to be present in all the 23 patients with OPLs respectively. Conclusion: Tobacco, alcohol consumption and poor oral hygiene are significant risk factors associated with development of OPLs.
Key words: Oral premalignant lesion, Tobacco