title: 20-second CT scans cuts lung cancer deaths, but is it right for you?  High-risk current and former smokers may benefit.  Before having your scan, carefully consider the pros and cons.
mesh_terms: D055088:Early Detection of Cancer; D015438:Health Behavior; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging; D008175:Lung Neoplasms / Q000000981:diagnostic imaging* / Q000517:prevention & control*; D011829:Radiation Dosage; D012907:Smoking / Q000009:adverse effects; D014057:Tomography, X-Ray Computed