Medical Xpress June 5, 2025
Medical imaging scans that create detailed images of the body’s internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of traumatic injuries, and diagnose and treat many other medical conditions.
But the scans, known as computerized tomography (CT) scans, use X-rays that expose patients to cancer-causing radiation. And there is concern that a diagnostic tool that has become deeply embedded in American medicine is sometimes overused.
A recent study estimated that up to 5% of all cancers may have been caused by CT scans, raising questions about when and how the technology should be used. The greatest risk is to infants, since they are growing rapidly and will...
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