1Handa N,Matsumoto M,Maeda H,et al.Ultrasonic evaluation of early ca-rotid atherosclerosis[J].Stroke, 1990;21: 1567-72.
2Belcaro G, Nicolaides AN, Laurora Gtet al.Ultrasound morphology classi-fication of the arterial wall and cardiovascular events in a 6-year follow-upstudy[ J).Arterioscler Thromb Vase Biol, 1996, 16:851-6.
3Ebrahim S,Papacosta 0,Whincup P,et al.Carotid plaque,intima mediathickness,cardiovascular risk factors,and prevalent cardiovascular diseasein men and woman-the British Regional Heart Study [ J ].Stroke, 1999,30:841-50.
4Salonen R,Seppanen K,Rauramar K,et al.Prevalence of carotid athero-sclerosis and serum cholesterol levels in eastern Finland[J].Atheroscle-rosis, 1988,8:788-92.
5Salonen R,Salonen JT.Progression of carotid atherosclerosis and its de-terminants:a population based ultrasonographic study[J].Athrosclerosis,1990,81:3340.
7Rothwell PM.Interrelation between plaque surface morphology and degreeof stenosis on carotid angiograms and the risk of ischemic stoke in pa-tients with symptomatic carotid stenosis.On behalf of the European CartidSurgery Trialists,Collaborative Group[ J].Stroke,2000,31(3):615-21.
8McGill HC.Introduction to the geographic pathology of atherosclerosis[J].Lab Invest,1968, 18: 465-7.
9Veller MG, Fisher CM,Nicolaides AN.Measurement of the ultrasonic inti-ma-media complex thickness in normal subjects[ J].J Vase Surg, 1993,17(4):719-25.
10Howard G,Sharrett AR,Heiss G,et al.Carotid artery intimal-medialthickness distribution in general populations as evaluated by B-mode ul-lrasound[J].Stroke, 1993,24: 1297-304.
33 Fabris F, Zanocchi M, BoM et al. Carotid plaque, aging, and ri sk factors. A study of457 subjects, 1994,25∶1133.
44 Salonen R, Seppanen K, Rauramaa K, et al.Prevalence of carotid a therosclerosis andserum cholesterol levels in eastern Finland Arteriosclerosis, 1988, 8∶788.
55 Gomes G R, Carotid plaque morphology and risk of stroke. Strok e, 1990,21∶148.
1Barnett HJ, Taylor DW, Eliasziw M, et al. Benefit of carotid endarterectomy in patients with symptomatic moderate or severe stenosis[J].N Engl J Meal,1998,339(20): 1415-1425.