ULTRASONIC B-SCAN ECHOARTERIOGRAPHIC IMAGING OF EXPERIMENTALLY INDUCED THROMBI IN DOGS

被引:4
作者
SEKHAR, LN [1 ]
WASSERMAN, JF [1 ]
BELKAHN, JVD [1 ]
OLINGER, CP [1 ]
机构
[1] UNIV CINCINNATI,MED CTR,DEPT NEUROL,STROKE RES LAB,CINCINNATI,OH 45267
关键词
D O I
10.1227/00006123-197904000-00005
中图分类号
R74 [神经病学与精神病学];
学科分类号
摘要
Ultrasonic echoarteriography is a noninvasive method of visualizing extracranial arteries in health and disease. The realtime echoscanning device developed at the University of Cincinnati utilizes a 5-MHz (center frequency) pulse-echo imaging system. B-mode pictures of the tissues studied are obtained and displayed on a video screen, real-time operation being provided by the scanning mechanism operating at 30 frames per second. In these experiments internal arterial damage produced by surgically scraping the intima induced experimental thrombosis in nine carotid and three femoral arteries in dogs. Where pathologically demonstrated, the thrombi were demonstrated by ultrasonic echoarteriography in every instance. Echoarteriography seemed more sensitive than contrast arteriography in the detection of a partially occlusive thrombus.
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页码:301 / 307
页数:7
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