CORRELATION OF ULTRASOUND-MEASURED COMMON CAROTID-ARTERY STIFFNESS WITH PATHOLOGICAL FINDINGS

被引:157
作者
WADA, T [1 ]
KODAIRA, K [1 ]
FUJISHIRO, K [1 ]
MAIE, K [1 ]
TSUKIYAMA, E [1 ]
FUKUMOTO, T [1 ]
UCHIDA, T [1 ]
YAMAZAKI, S [1 ]
机构
[1] JIKEI UNIV,SCH MED,DEPT INTERNAL MED,TOKYO,JAPAN
来源
ARTERIOSCLEROSIS AND THROMBOSIS | 1994年 / 14卷 / 03期
关键词
CAROTID ARTERIES; PATHOLOGICAL FINDINGS; ULTRASOUND; ARTERIAL STIFFNESS; ATHEROSCLEROSIS;
D O I
10.1161/01.ATV.14.3.479
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
To quantitatively and noninvasively evaluate common carotid atherosclerosis in a series of patients, we measured the stiffness parameter beta, which represents the mechanical properties of the vessel. beta was calculated from the relationship between blood pressure and the diameter of the artery as measured by an ultrasonic, phase-locked, echo-tracking system. Increases in the severity grade of atherosclerosis as subsequently determined at autopsy were correlated with increased beta values in 60 common carotid arteries (r=.68). Patients with beta values greater than 13 had a pathological diagnosis of atherosclerosis in the common carotid artery. The sensitivity of this discrimination ratio was 80%, and the specificity was 80% as well. Thus, beta shows promise as a useful diagnostic indicator for detecting asymptomatic common carotid atherosclerosis. (Arterioscler Thromb. 1994;14:479-482.)
引用
收藏
页码:479 / 482
页数:4
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