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Smokeless tobacco keratosis (STK) [4] is a condition which develops on the oral mucosa (the lining of the mouth) in response to smokeless tobacco use. Generally it appears as a white patch, located at the point where the tobacco is held in the mouth. The condition usually disappears once the tobacco habit is stopped.
Cigarette smoking may produce a diffuse leukoplakia of the buccal mucosa, lips, tongue and rarely the floor of mouth. [29] Reverse smoking, where the lit end of the cigarette is held in the mouth is also associated with mucosal changes. [29] Tobacco chewing, e.g. betel leaf and areca nut, called paan, tends to produce a distinctive white patch ...
The prevalence depends on a society's use of consuming hot beverages and of smoking in its various forms. A similar, but more pronounced palatal keratosis occurs with reverse smoking. This is where the lit end of the cigar or cigarette is held in the mouth, another form of smoking associated with high levels of heat in the mouth. [6]
Smoker melanosis in a patient consuming 2 packs of cigarette per day. Smoking or the use of nicotine-containing drugs is the cause to Smoker's melanosis. [10] [11] Tar-components (benzopyrenes) are also known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.
Tobacco is the greatest single cause of oral and pharyngeal cancer. Using tobacco increases the risk of oral cancer by 3 to 6 times [20] [9] and is responsible for around 40% of all oral cancers. [21] Smokeless tobacco (including chewing tobacco, snuff, snus) also causes oral cancer. [22] [23] [24] Cigar and pipe smoking are also important risk ...
Cigarette smoking has seen a steep decline in the past few decades, as studies have proven their toxicity and programs to deter young people from the tobacco products have been successful.
A number of prominent figures throughout sports throughout history have been caught smoking cigarettes -- including admitted smokers and some athletes who've tried to keep the habit under wraps.
Smokeless tobacco (including products where tobacco is chewed) is a cause of oral cancer, oesophagus cancer, and pancreas cancer. [5] Increased risk of oral cancer caused by smokeless tobacco is present in countries such as the United States but particularly prevalent in Southeast Asian countries where the use of smokeless tobacco is common.