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.
A CT (computed tomography) scan, which is also called a CAT scan, is a type of specialized X-ray. The scan can show cross-sectional images of a specific area of the body. With a CT scan, the machine circles the body and sends the images to a computer, where theyâre viewed by a technician. An abdominal CT scan helps your doctor see the organs, blood vessels, and bones in your abdominal cavity.