coronary artery scan
Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
coronary artery scan (CAS)
a noninvasive method for the early detection of coronary atherosclerosis, using electron beam CT to detect and measure calcium, which is the marker for atherosclerosis, in the coronary arteries.
coronary artery scanAbbreviation: CAS
A noninvasive diagnostic CT scan that may identify patients at risk for atherosclerosis and coronary disease episodes by measuring calcium in the coronary arteries.
See also: scan