The PDQ cancer information summaries are reviewed regularly and updated as new information becomes available. This section describes the latest changes made to this summary as of the date above.

Evidence of Benefit

Added text about a 2008 systematic review of chest CT lung cancer screening studies in which the mean proportion of patients with any incidental abnormality was 65.2% (95% CI, 63.5%–66.9%) and the mean proportion of patients with clinically significant incidental findings was 14.2% (95% CI, 13.2%–15.2%) (cited Jacobs et al. as reference 37).

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