Major cerebral veins and venous sinuses subject to thrombotic occlusion. (Used with permission from Waxman S. Clinical Neuroanatomy. 26th ed. New York, NY: McGraw-Hill; 2010.) Source: Stroke, Clinical Neurology, 10e Citation: Simon RP, Aminoff MJ, Greenberg DA. Clinical Neurology, 10e; 2017 Available at: http://neurology.mhmedical.com/DownloadImage.aspx?image=/data/books/2274/simon10_ch13_f016-1.png&sec=176235420&BookID=2274&ChapterSecID=176235249&imagename= Accessed: December 26, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved