Purpose To explore the value of 64-slice CT angiography (MSCTA) and contrast-enhanced ultrasound (CEUS) in the diagnosis of carotid atherosclerosis.Materials and Methods 37 patients with carotid atherosclerosis underwent MSCTA and CEUS within one week.Intima-media thickness (IMT),carotid artery wall thickness (CAWT),carotid artery percent stenosis and surface morphology of the atherosclerotic plaques were analyzed.The neo-vasculization in the plaques after CEUS were observed,and plaques were further divided...