Lung cancer: CT screening in former or current smokers significantly reduces mortality, study finds

Regular computed tomographic (CT) screening in current and former smokers reduces lung cancer mortality by around a quarter at 10 years, a large randomised trial suggests.1

“There can no longer be any doubt as to the efficacy of periodic low-dose CT screening in reducing mortality from lung cancer,” said Stephen Duffy, professor of cancer screening at Queen Mary University of London, and John Field, professor of molecular oncology at the University of Liverpool, in an editorial2 published alongside the study results in the New England Journal of Medicine.

“The task for evaluation is …