Coronary computed tomography angiography (CCTA) is a noninvasive 3D imaging test that identifies plaque and blockages or narrowing (stenosis) of the coronary arteries. During the test, a dye is ...
Although he was asymptomatic on admission, MRI demonstrated a small infarction in the right frontal lobe. MR angiography demonstrated bilateral internal carotid artery stenoses just distal to the ...