Direct catheter redirection of a symptomatic errant intracranial Silastic sphere embolus.


A patient with an arteriovenous malformation experienced a severe neurologic deficit during preoperative particulate embolization with Silastic spheres. Angiography and radiography showed that one sphere had become lodged in a normal branch of the middle cerebral artery. After several unsuccessful attempts at dislodgment, a Tracker catheter system was… (More)


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