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October 2014 Archives

In medicine, more tests are not always better

Computed tomography, or CT scans, can aid in the diagnosis of various types of head trauma, such as traumatic brain injury. A CT scan goes beyond a traditional X-ray by providing images of bones, muscles, fat, organs and even whether blood vessels might be blocked. That additional information may improve doctors’ ability to diagnose traumatic brain injury -- even when a patient’s outward appearance seems normal.