Smoking and anal cancer

Quitting smoking can decrease your risk for developing colon cancer. Smoking is the leading cause of preventable death in the United States. Still, more than 34 million Americans choose to smoke cigarettes. Even brief exposure to smoke can be dangerous.
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What Causes Anal Cancer?

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Tobacco smoking and risk of recurrence for squamous cell cancer of the anus

Cigarette smoking may be a risk factor for rectal-- but not colon--cancer. Electra Paskett, Ph. After an average follow-up of about 8 years, 1, women were diagnosed with colorectal cancer. Increased colorectal cancer incidence was associated with more cigarettes smoked per day, more years as a smoker, and older age when the women quit smoking. Current smokers were at an increased risk for rectal cancer, but not colon cancer, compared with never smokers. Secondhand exposure to cigarette smoke was not associated with either cancer. Materials provided by Journal of the National Cancer Institute.
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Tobacco smoking as a risk factor in anal carcinoma: an antiestrogenic mechanism?

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Try out PMC Labs and tell us what you think. Learn More. Squamous cell cancer of the anus is associated with multiple risk factors, including infection with human papillomavirus, immunosuppression, chronic inflammation, and tobacco smoking, although there is little data on these factors for the prediction of recurrent disease. Here, we evaluated the risk of recurrence and mortality of anal carcinoma in association with tobacco smoking.
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