More than 1 million additional men have been diagnosed with and treated for prostate cancer since the introduction of prostate-specific antigen (PSA) screening in the 1980s. And the "vast majority of these additional 1 million men did not benefit from early detection," write the authors of a new study published online August 31 in the Journal of the National Cancer Institute.
"Prostate cancer screening has resulted in substantial overdiagnosis and in unnecessary treatment," Otis W. Brawley, MD, medical director of the American Cancer Society, writes in an editorial that accompanies the new study.
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