Perfusion computed tomography (CT) is a relatively new technique that allows rapid qualitative
and quantitative evaluation of cerebral perfusion by generating maps of cerebral blood …

BACKGROUND AND PURPOSE: Differentiation of malignant from benign head and neck
lesions is often very difficult on imaging studies, especially in patients with treated cancer. We …

Fully revised and updated, the Handbook serves as a practical guide to endovascular
methods and as a concise reference for neurovascular anatomy and published data about …

Objective The efficacy of intra-arterial vasodilators (IADs) for the treatment of vasospasm
following aneurysmal subarachnoid hemorrhage (aSAH) remains debatable. The objective of …

… Susan Deveikis for both personal support and for making things happen in the neuroendovascular
suite. In addition, many thanks to two great people, Jason and Sabrina Deveikis and …

Two unrelated adults with Ehlers-Danlos syndrome type IV developed acute unilateral
ophthalmoplegia and ipsilateral headache as a consequence of spontaneous (nontraumatic) …

PURPOSE To determine the utility of [15O]H2O positron emission tomography (PET) for the
quantitative determination of cerebral blood flow in patients undergoing balloon test …

Thrombosis of the deep cerebral venous system is a rare entity with a very poor prognosis.
We report two patients with thrombosis of the internal cerebral veins and vein of Galen who …

Vascular malformations are frequent in the head and neck. In addition to the occasional
devastating cosmetic effects of large vascular malformations, some may cause significant …

Carotid balloon test occlusion (BTO) is used to assess the collateral circulation and
cerebrovascular reserve in patients in whom carotid artery occlusion is contemplated. Eight patients …