AJDRAJNR - American Journal of Neuroradiology

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Moyamoya-like Vasculopathy from Cocaine Dependency

Elizabeth C. Storena, Eelco F.M. WijdicksGo,a, Brian A. Cruma and Gregory Schultza

a From the Departments of Internal Medicine (E.C.S.), Neurology (E.F.M.W., B.A.C.), and Diagnostic Radiology (G.S.), Mayo Clinic and Foundation, Rochester, MN.



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  		FIG 1. Patient 1. A, Lateral projection angiogram shows complete occlusion of the left middle cerebral artery with small residual left anterior cerebral artery filling.

B, Angiogram shows complete occlusion of the distal right middle cerebral artery with filling of medial and lateral lenticulostriate arteries. Note the extensive pial collateral circulation from the anterior cerebral arteries.

C, Lateral-view angiogram of the right carotid artery shows occlusion above the ophthalmic artery origin.



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  		FIG 2. Patient 2. A, Angiogram shows high-grade stenosis of supraclinoid left internal carotid and anterior cerebral artery and complete occlusion of the left middle cerebral artery.

B, Angiogram shows extensive pial collateral circulation from posterior cerebral arteries and branches and prominent thalamostriate arteries.





Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X