The surgical removal of plaque buildup from the interior of an artery. Atheroma: A deposit of plaque on or within the arterial wall. Atherosclerosis: Hardening and narrowing of the arteries caused by a buildup of cholesterol plaque on the interior walls of the arteries. atrial fibrillation
computed tomography (CT) (computerized axial tomography (CAT)) a radiologic imaging modality that uses computer processing to generate an image (CAT scan) of the tissue density in a âsliceâ as thin as 1 to 10 mm in thickness through the patient's body.
Computed tomography (CT) is an imaging procedure that uses special x-ray equipment to create detailed pictures, or scans, of areas inside the body. It is also called computerized tomography and computerized axial tomography (CAT). The term tomography comes from the Greek words tomos (a cut, a slice, or a section) and graphein (to write or record). Each picture created during a CT procedure shows the organs, bones, and other tissues in a thin âsliceâ of the body.