3Turkenburg JL,Otayen JA,Olen WL.Role of carotid sonography as a first examination in the evaluation of patients with transient ischemic attacks and strokes:benefit in relation to age.J Clin Ultrasound,1999,27;65.
2Hennerici M,Reifschnneider G,Trockel U,et al.Detection of early atherosclerotic lesions by duplex scanning of the carotid artery.J Chin Ultrasound,1984,12:455-463.
3Bluth EI.Evaluation and characterization of carotid plaque.Semin Ultrasound CT MR,1997,18:57-65.
4Griewing B,Morgenstern C,Driesner F,et al.Cerebrovascular disease assessed by color flow and power Doppler ultrasonography,comparison with digital subtraction angiography in internal carotid artery stenosis.Stroke,1996,27:95-100.
5Debray JM,Glatt B.Quantitation of atheromatous stenosis in the extracranial internal carotid artery.Cerebrovasc Dis,1995,5:414-426.
6Grundy SM,Cleeman JI,Merz CN,et al.Implication of recent clinical trials for the national cholesterol education program adult treatment panel Ⅲ guidelines.Circulation,2004,110:763.
7Sacco RL,Ellenberg JH,Mobr JP,et al.Infarcts of undetermined cause:the NINCDS Stroke Data Bank.Ann Neurol,1989,25:382-390.
8Zhu CZ,Norris JW.Role of carotid stenosis in ischemic stroke.Stroke,1990,21:1131-1134.
9Wang PW,Liou CW,Wang ST,et al.Relative impact of lowdensity lipoprotein-cholesterol concentration and insulin resistance on carotid wall thickening in nondiabetic,normotensive volunteers.Metabolism,2002,51:255-259.