CAT scan uses computer enhanced X-rays to create a cross-sectional image of the anatomy. There are several different scans: the brain scan, abdomen scan, and chest scan. Patient preparation varies ...

__1973: __The CT scan goes into use in the United States. Lives will be saved. Originally known as a CAT scan -- for computed (or computerized) axial tomography, or computer-aided (or assisted) ...

- a method of examining body organs by scanning them with X rays and using a computer to construct a series of cross-sectional scans along a single axis ...