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Small-Cell Lung Cancer (cont.)

Small-Cell Lung Cancer Causes

  • The predominant cause of both small-cell lung cancer and non-small-cell lung cancer is tobacco smoking. However, small-cell lung cancer is more strongly linked to smoking than non-small-cell lung cancer.
  • Even secondhand tobacco smoke is a risk factor for lung cancer.
  • All types of lung cancers occur with increased frequency in people who mine uranium, but small-cell lung cancer is most common. The prevalence is increased further in People who smoke.
  • Exposure to radon (an inert gas that develops from the decay of uranium) has been reported to cause small-cell lung cancer.
  • Exposure to asbestos increases the risk of lung cancer by 9 times. A combination of asbestos exposure and cigarette smoking increases the risk by as much as 50 times.
Medically Reviewed by a Doctor on 6/25/2014
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Read What Your Physician is Reading on Medscape

Lung Cancer, Oat Cell (Small Cell) »

Small cell lung cancer (SCLC) is considered distinct from other lung cancers, called non–small-cell lung cancers (NSCLCs), because of their clinical and biologic characteristics.

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