نتایج جستجو برای: basilar artery

تعداد نتایج: 215492  

2017
Zhao Xianxian Yue Chengsong Mei Qiang Wei Fei Shen Lin Ding Huiyan Gong Zili

In order to further optimize the treatment strategy for the patients with acute basilar artery occlusion, we were dedicated to study the therapeutic effects and influential factors in the process of treated basilar artery occlusion with thrombolytic combined vascular interventional therapy. 75 patients with acute basilar artery occlusion treated with arterial thrombolytic therapy were analyzed ...

Journal: :AJNR. American journal of neuroradiology 1995
A S Smith J R Bellon

PURPOSE To demonstrate that the in vivo flow from individual vertebral arteries can be imaged and tracked in the basilar artery by use of saturation planes with three-dimensional time of flight MR angiography. METHODS Twenty volunteers were studied with intracranial three-dimensional time of flight angiography MR. The MR angiography was repeated with saturation of the individual vertebral art...

Journal: :Stroke 1998
K Osuka Y Suzuki Y Watanabe M Takayasu J Yoshida

BACKGROUND AND PURPOSE Inducible cyclooxygenase (COX-2) has been found to play a pathological role in cerebral insult. We investigated the expression of COX-2 in the basilar artery after experimental subarachnoid hemorrhage (SAH). METHODS In a canine "two-hemorrhage" model of SAH, the basilar arteries were obtained on day 2 after a cisternal injection of autologous blood or on days 4, 6, 7, o...

Journal: :Diagnostic and interventional radiology 2015
Muzaffer Sağlam Osman Kızılkılıç Vania Anagnostakou Bülent Yıldız Naci Koçer Civan Işlak

PURPOSE We aimed to investigate the angular changes after Y-stenting of the basilar bifurcation aneurysms. METHODS A total of 19 patients (age range, 27-80 years; mean age, 52.5 years) underwent Y-stent coiling for basilar bifurcation aneurysm. Three vascular angles (α, β1, β2) were measured in the anteroposterior plane. β1 and β2 represented the angles between the basilar artery and the prox...

Journal: :Stroke 2010
Zsolt Kulcsár Ulrike Ernemann Stephan G Wetzel Alexander Bock Sophia Goericke Vasilis Panagiotopoulos Michael Forsting Daniel A Ruefenacht Isabel Wanke

BACKGROUND AND PURPOSE The introduction of flow diverters (FDs) has expanded the possibilities for reconstructive treatment of difficult intracranial aneurysms. Concern remains as to the long-term patency of the perforating arteries and side branches covered during stent placement. Our purpose was to evaluate the performance of and early effect on covered branches after implantation of the Silk...

Journal: :Neurosurgery 2004
Michael Horowitz Tudor G Jovin James M Gebel

OBJECTIVE AND IMPORTANCE To describe a novel therapeutic approach (endovascular basilar artery occlusion) to a notoriously difficult-to-manage clinical condition (actively symptomatic high-grade basilar artery stenosis) on the basis of assessment of the patient-specific mechanism of disease. CLINICAL PRESENTATION An 81-year-old woman presented with recurrent episodes of brainstem ischemia ref...

Journal: :Vojnosanitetski pregled 2009
Slobodan Culafić Novak Lakićević Miodrag Mihajlović Dara Stefanović Milan Spaić

BACKGROUND Stenosis of brain vessels in 5-10% of cases causes ischemic disesase of the brain. Atherosclerosis is a cause of stenosis in 95% of cases. Patients with basilar artery stenosis and recurrent ischemic attacks are candidate for stroke in 50% of cases in the first two years. CASE REPORT A 48-year old man presented with a 12-month history of transitory ischemic attacks, periodical loss...

2013
J. J. Gold J. R. Crawford

Basilar artery fenestration is an uncommon congenital variant that has been associated with aneurysms and posterior circulation infarcts in the adult literature. Little is known about the functional consequences of basilar artery fenestration, if any, in childhood. We present a case of a previously healthy 12-year-old boy who presented with diplopia, tinnitus, and ataxia who had subtle findings...

2016
Zhanqiang Wang Yingxiao Cao Li Xu Li Zhou Jing Shi Haixia Wang Weiming Sun Jianzhong Zhu Bin Yang Jie Huang

Objective: Vertebral and basilar artery stenosis is one of the main reasons causing posterior circulation ischemia. In this study, we evaluated the effectiveness of Brain Electrical Activity Mapping (BEAM) and Transcranial Doppler (TCD) in assessing the functional improvement of the vertebral basilar artery stenosis after endovascular stenting. Methods: Forty patients with vertebral and basilar...

Journal: :AJNR. American journal of neuroradiology 1992
A Aymard J E Hodes D Rüfenacht J J Merland

The authors describe a case of fusiform basilar artery aneurysm not amenable to surgical clipping or balloon occlusion with preservation of the parent artery. The aneurysm was treated by balloon occlusion (proximal basilar artery) after test occlusion was well-tolerated; 7-year follow-up showed good results.

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