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Lung cancer screening: More harm than good?
Lung cancer screening: More harm than good?

Recently, the Centers for Medicare and Medicaid Services (CMS) declared that Medicare would now be paying for lung cancer prevention with spiral CT scans. The scans would be offered annually to people between the ages of 55 and 77 with at least a 30-pack year smoking history (calculated by multiplying packs per day by the number of years smoking) and who either still smoke or who quit less than 15 years ago. The controversial decision came four years after the National Lung Screening Trial (NLST) of 53,000 current or former heavy smokers demonstrated what was characterized as a 20 percent reduction in lung cancer death among those who had annual spiral CT scans of their lungs. Before...