Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT scan ...

A hot potato: A new study from UC San Francisco is raising alarms about the widespread use of computed tomography (CT) scans in the United States, warning that the technology may be responsible for as ...

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Forbes contributors publish independent expert analyses and insights. Paul Hsieh, M.D., covers healthcare economics, innovation, and policy. Radiologists have fielded numerous questions in recent ...