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Lung cancer is the leading cause of cancer death for both men and women. More individuals die of lung cancer than of colon, breast, and prostate cancers combined. In 2007, there will be more than 200 000 new cases of lung cancer diagnosed in the United States. About 6 of 10 individuals with lung cancer die within 1 year of their diagnosis. These cancers are generally categorized by cell type, such as small cell or nonosmall cell carcinomas. These categories are used for treatment decisions and determining prognosis (prospect of recovery). Currently there is no recommended screening test for lung cancer. The March 7, 2007, issue of JAMA includes an article about computed tomography (CT) screening for lung cancer.

RISK FACTORS FOR LUNG CANCER

• Smoking—about 87% of lung cancers are related to smoking. The risk increases the longer you smoke and the more cigarettes you smoke each day. Secondhand smoke is also a risk . . . [Full Text of this Article]

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