Forbes contributors publish independent expert analyses and insights. Dr. Omer Awan is a practicing physician who covers public health. Lung Cancer, Scan, Essay Can Be Used Only To Illustrate Cancer, ...

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give doctors a clear idea of what's going on inside our bodies. As patients, we should follow their lead. We ought to have a clear picture, too, of what a scan can and can't do -- before we undergo it ...

While these advanced imaging tools save lives by detecting injuries and illness, mounting evidence suggests they may come with long-term consequences that patients need to understand before agreeing ...