Definition
A lesion due to the use of smokeless tobacco, used as snuff/spit or chewing tobacco. The development of the lesion is influenced by the type of smokeless tobacco, the amount of tobacco used, the brand of tobacco, and the duration of the contact between tobacco and oral mucosa.
Clinically, it is characterized by a white or gray-white, translucent lesion at the site where the smokeless tobacco is held in the oral cavity. The alterations can be graded by a 3- (Greer and Poulson) or 4- (Axèll, Mörnstad, Sundström) grade system, depending on the amount of color change, wrinkling, and thickening of the mucosa.
Clinical Features
Incidence: Estimated prevalence of 6% with in some areas of southeastern United States of 21%.
A white lesion is present in 15% of chewing tobacco users and 60% of snuff/spit tobacco users. In India, smokeless tobacco may be combined with other...
References and Further Reading
Axèll, T., Mörnstad, H., & Sundström, B. (1976). The relationship of the clinical picture to the histopathology of snuff dipper’s lesions in a Swedish population. Journal of Oral Pathology, 5, 229–236.
Greer, R. O., & Poulson, T. C. (1983). Oral tissue alterations associated with the use of smokeless tobacco by teenagers. Oral Surgery, 56, 275–284.
Kaugars, G. E., Riley, W. T., Brandt, R. B., et al. (1992). The prevalence of oral lesions in smokeless tobacco users and an evaluation of risk factors. Cancer, 70, 2579–2585.
Taybos, G. (2003). Oral changes associated with tobacco use. The American Journal of the Medical Sciences, 326, 179–182.
Warnakulasuriya, K. A., & Ralhan, R. (2007). Clinical, pathological, cellular and molecular lesions caused by oral smokeless tobacco – a review. Journal of Oral Pathology & Medicine, 36, 63–77.
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van der Wal, J.E. (2018). Smoker’s Keratosis. In: van Krieken, J. (eds) Encyclopedia of Pathology. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-28845-1_778-1
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DOI: https://doi.org/10.1007/978-3-319-28845-1_778-1
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