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AJNR - American Journal of Neuroradiology

Published ahead of print on February 7, 2008
doi: 10.3174/ajnr.A0958

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Iatrogenic Arterial Perforation during Acute Stroke Interventions

T.N. Nguyen^a, S. Lanthier^b and D. Roy^c

^a Department of Neurology, Neurosurgery, Radiology, Boston University Medical Center, Boston, Mass
^b Neurology Service, Notre Dame Hospital, Montreal, Quebec, Canada
^c Department of Radiology, Notre Dame Hospital, Montreal, Quebec, Canada

View larger version (48K): [in this window] [in a new window]   Fig 1. A–C, Anteroposterior view of the left common carotid artery with occlusion of the left M1 (A) with pial collaterals. After passing the clot, anteroposterior view of microcatheter injection (B), showing contrast extravasation in the subarachnoid space. (C) After microcatheter perforation, left internal carotid artery injection, showing absence of contrast extravasation.

View larger version (105K): [in this window] [in a new window]   Fig 2. Immediate CT showing contrast extravasation into the subarachnoid space.

View larger version (121K): [in this window] [in a new window]   Fig 3. CT angiography at 1 month, showing microcatheter in place and no pseudoaneurysm.