NCIt definition : The passage of a catheter into the aortic root or other great vessel for the purpose
of angiography of the native coronary arteries or bypass grafts supplying native coronary
arteries. (ACC);
Alternative definition : CDISC: A procedure in which the catheter is passed into the aortic root or other great
vessels for the purpose of angiography of the native coronary arteries or bypass grafts
supplying native coronary arteries.; ACC/AHA: Documented findings from coronary angiography;