Fusiform and Dolichoectatic Aneurysms Fusiform or dolichoectatic aneurysms cause symptoms in three ways: compression, ischemia, or rupture. Compared with saccular aneurysms, dolichoectatic aneurysms are more likely to cause compression or…
Carotid cavernous fistulas (CCFs) are abnormal arteriovenous shunts between the internal carotid artery (ICA) and the cavernous sinus either via direct connection with the ICA and/or its intracavernous branches or…
The retrolabyrinthine transsigmoid (RLT) and extreme lateral infrajugular transcondylar-transtubercular exposure (ELITE) are indicated for select aneurysms of the basilar artery—anterior inferior cerebellar artery (AICA) junction, lower basilar trunk, vertebrobasilar junction,…
Transverse and Sigmoid Dural Arteriovenous Fistula Johnny Wong, Rachel Tymianski, Vitor Mendes Pereira, Ivan Radovanovic, and Michael Tymianski Abstract Dural arteriovenous fistulae (DAVFs) are arteriovenous shunts located within the dural…
Aneurysm Anatomic Analysis and Indications for Surgical Intervention The gold standard for aneurysm diagnosis continues to be a complete transfemoral digital subtraction angiogram. The catheter angiogram will also show any…
Pterional Approach R. Loch Macdonald Abstract The pterional or frontotemporal craniotomy is a very common and widely used approach since it can be used for all of the common anterior…
Patient Selection The middle cerebral artery (MCA) originates as the largest terminal branch of the internal carotid artery, the other major branch being the anterior cerebral artery. 1, 2 The…
A comprehensive set of aneurysm clips and clip appliers is critical, including several of each clip type for techniques such as tandem clipping with identical aneurysm clips. Clip appliers also…
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Epidemiology Cavernous malformations (CMs) constitute 5 to 13% of all vascular lesions in the brain and spinal cord. 1 With advanced imaging techniques, the detection rate, and therefore the incidence,…
