![How to measure the internal carotid artery for NASCET How to measure the internal carotid artery for NASCET](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg5crJj-qRkZsOcIND4_Fpe0vMNkFBUmVOi0szXhyuRkpyW-qw-MAC-2AqwZDkyOEVUnyIcFP9N-EpjCgK51Mfhqevh7bQM1IuQChBVhTI7Z_dTTwcgIccZCrWPqKfI2FgTIorLkeXRqUTE/s400/NASCET.jpg)
The North American Symptomatic Carotid Endarterectomy Trial (NASCET) is a method of quantifying internal carotid artery stenosis. The diameter of the stenotic segment is divided by the diameter of a normal, distal segment of internal carotid artery (where walls are parallel) and subtracted from 1.
References
Ota H, et al. Quantitative Vascular Measurements in Arterial Occlusive Disease. RadioGraphics 2005;25:1141-1158.
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