A computed tomography (CT) scan is an imaging method that uses x-rays to create cross-sectional pictures of the body.
See also:
CAT scan; Computed axial tomography scan; Computed tomography scan
You will be asked to lie on a narrow table that slides into the center of the CT scanner.
Once you are inside...
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Source: ADAM Encyclopedia
A brain positron emission tomography (PET) scan is an imaging test that uses a radioactive substance (called a tracer) to look for disease or injury... Read more »
Someday, doctors might use brain scans to diagnose post-traumatic stress disorder (PTSD), according to researchers who conducted tests on 42 American... Read more »