According to the American Lung Association, lung cancer is the leading cause of cancer deaths in the United States.

Some cancers can spread to the lungs. While the appearance of nodules on a CT scan in a person with no known cancer would be unusual, if the CT scan in four weeks shows that the nodules are enlarging, ...

I am a 76-year-old woman in what I thought was excellent health. On a recent coronary calcium CT scan that was ordered ...