The coronary artery calcium (CAC) score test measures the calcium buildup in heart arteries through a CT scan, indicating ...

Hounsfield called this technology a CT (computerized tomography) scan, also called a CAT scan (computerized axial tomography). It was especially useful for looking at head injuries and brain ...

Imaging can be performed at multiple time points before and after the injection of the contrast material. Each examination involves sets of images referred to as a "series." Multiple series should be ...

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT ...