CT scan health tips by |vradvise.com|
vrhealthtips.blogspot.com CT scan A CT scan , [1] also known as computed tomography scan , and formerly known as a computerized axial tomography scan or CAT scan , [3] makes use of computer-processed combinations of many X-ray measurements taken from different angles to produce cross-sectional ( tomographic ) images (virtual "slices") of specific areas of a scanned object, allowing the user to see inside the object without cutting. Medical use Edit Since its introduction in the 1970s, CT has become an important tool in medical imaging to supplement X-rays and medical ultrasonography . It has more recently been used for preventive medicine or screening for disease, for example CT colonography for people with a high risk of colon cancer, or full-motion heart scans for people with high risk of heart disease. A number of institutions offer full-body sca...