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ABSTRACT


31 julio 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. Rescue Treatment of Thromboembolic Complications during Endovascular Treatment of Cerebral Aneurysms: A Meta-Analysis

W. Brinjikji, S.F. Morales-Valero, M.H. Murad, H.J. Cloft and D.F. Kallmes

BACKGROUND AND PURPOSE: Intraprocedural thrombus formation during endovascular treatment of intracranial aneurysms is often treated with glycoprotein IIb/IIIa inhibitors and, in some instances, fibrinolytic therapy. We performed a meta-analysis evaluating the safety and efficacy of GP IIb/IIIa inhibitors compared with fibrinolysis. We also evaluated the safety and efficacy of abciximab, an irreversible inhibitor, compared with tirofiban and eptifibatide, reversible inhibitors of platelet function.

14 agosto 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. One-Year MR Angiographic and Clinical Follow-Up after Intracranial Mechanical Thrombectomy Using a Stent Retriever Device

F. Eugène, J.-Y. Gauvrit, J.-C. Ferré, J.-C. Gentric, A. Besseghir, T. Ronzière and H. Raoult

BACKGROUND AND PURPOSE: Little is known about the consequences of arterial wall damage that may be due to mechanical endovascular thrombectomy. Our aim was to perform 1-year MR angiographic and clinical follow-up of patients treated with mechanical endovascular thrombectomy using the Solitaire device.

18 septiembre 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. Parent Artery Curvature Influences Inflow Zone Location of Unruptured Sidewall Internal Carotid Artery Aneurysms

K. Futami, H. Sano, T. Kitabayashi, K. Misaki, M. Nakada, N. Uchiyama and F. Ueda

BACKGROUND AND PURPOSE: Future aneurysmal behaviors or treatment outcomes of cerebral aneurysms may be related to the hemodynamics around the inflow zone. Here we investigated the influence of parent artery curvature on the inflow zone location of unruptured sidewall internal carotid artery aneurysms.

22 octubre 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. Visual Outcomes with Flow-Diverter Stents Covering the Ophthalmic Artery for Treatment of Internal Carotid Artery Aneurysms

A. Rouchaud, O. Leclerc, Y. Benayoun, S. Saleme, Y. Camilleri, F. D´Argento, M.-P. Boncoeur, P.-Y. Robert and C. Mounayer

BACKGROUND AND PURPOSE: Flow-diverting stents can be used to treat intracranial aneurysms that are not amenable to treatment with coils. We analyzed ophthalmic consequences due to coverage of the origin of the ophthalmic artery by flow-diverting stents for the treatment of internal carotid artery aneurysms.

16 octubre 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. Efficacy of Skull Plain Films in Follow-up Evaluation of Cerebral Aneurysms Treated with Detachable Coils: Quantitative Assessment of Coil Mass

S.J. Ahn, B.M. Kim, W.S. Jung and S.H. Suh

BACKGROUND AND PURPOSE: Skull plain films of coiled aneurysms have been used in a limited role, including morphologic comparison of the coil mass. We aimed to evaluate the efficacy of skull plain films in patients treated with detachable coils by using quantitative assessment.

31 julio 2014

AMERICAN JOURNAL OF NEURORADIOLOGY. Parent Artery Occlusion in Large, Giant, or Fusiform Aneurysms of the Carotid Siphon: Clinical and Imaging Results

M.-A. Labeyrie, S. Lenck, D. Bresson, J.-P. Desilles, A. Bisdorff, J.-P. Saint-Maurice and E. Houdart

BACKGROUND AND PURPOSE: Parent artery occlusion has long been considered the reference treatment for large/giant or fusiform aneurysms of the carotid siphon. However, meager recent data exist on this technique, which tends to be replaced by stent-assisted reconstructive techniques. In our department since 2004, we have assessed the safety, efficacy, and complication risk factors of parent artery occlusion by using coils for trapping these aneurysms.

01 febrero 2015

JACC. Ischemic Brain Lesions After Carotid Artery Stenting Increase Future Cerebrovascular Risk

Henrik Gensicke, MD∗; H. Bart van der Worp, PhD†; Paul J. Nederkoorn, PhD‡; Sumaira Macdonald, PhD§; Peter A. Gaines, MBChB‖; Aad van der Lugt, MD¶; Willem P.Th.M. Mali, MD#; Philippe A. Lyrer, MD∗; Nils Peters, MD∗; Roland L. Featherstone, PhD∗∗; Gert J. de Borst, MD††; Stefan T. Engelter, MD∗; Martin M. Brown, MD∗∗; Leo H. Bonati, MD∗

Background: Brain lesions on diffusion-weighted imaging (DWI) are frequently found after carotid artery stenting (CAS), but their clinical relevance remains unclear.

08 diciembre 2014

CIRCULATION. Stroke. Strategy for Identifying Repurposed Drugs for the Treatment of Cerebral Cavernous Malformation

Christopher C. Gibson, PhD; Weiquan Zhu, PhD; Chadwick T. Davis, PhD; Jay A. Bowman-Kirigin, BS; Aubrey C. Chan, MD, PhD; Jing Ling, BA; Ashley E. Walker, PhD; Luca Goitre, PhD; Simona Delle Monache, PhD; Saverio Francesco Retta, PhD; Yan-Ting E. Shiu, PhD; Allie H. Grossmann, MD, PhD; Kirk R. Thomas, PhD; Anthony J. Donato, PhD; Lisa A. Lesniewski, PhD; Kevin J. Whitehead, MD; Dean Y. Li, MD, PhD

Background: Cerebral cavernous malformation (CCM) is a hemorrhagic stroke disease affecting up to 0.5% of North Americans that has no approved nonsurgical treatment. A subset of patients have a hereditary form of the disease due primarily to loss-of-function mutations in KRIT1, CCM2, or PDCD10. We sought to identify known drugs that could be repurposed to treat CCM.

12 octubre 2014

SPRINGER. Microembolic signal monitoring and the prediction of thromboembolic events following coil embolization of unruptured intracranial aneurysms: diffusion-weighted imaging correlation

Jae-Hoon Cho, Dong-Hun Kang, Yong-Won Kim, Jaechan Park, Yong-Sun Kim

Introduction: Microembolic signal (MES) monitoring with transcranial Doppler ultrasonography (TCD) may allow for early prediction of thromboembolisms following endovascular coiling of unruptured intracranial aneurysms (UIAs). However, the method has not gained widespread use and may benefit from correlation with diffusion-weighted imaging (DWI) of acute ischemic lesions after coiling. This purposed to evaluate the relationship between MESs and DWI-positive lesions more precisely.

18 octubre 2014

SPRINGER. Administration of eptifibatide during endovascular treatment of ruptured cerebral aneurysms reduces the rate of thromboembolic events

Jacques Sedat, Yves Chau, Jean Gaudard, Laurent Suissa, Sylvain Lachaud, Michel Lonjon

Introduction: Thromboembolic complications are the most frequent complications of endovascular treatment of ruptured intracranial aneurysms. The optimal protocol to prevent thromboembolic complications during coil embolization does not yet exist. The aim of this study was to investigate the effectiveness and safety of eptifibatide for the prevention of thromboembolic complications during elective coil embolization of ruptured cerebral aneurysms.

17 octubre 2014

SPRINGER. Ultra-early versus delayed coil treatment for ruptured poor-grade aneurysm

Yong-Chun Luo, Chun-Sen Shen, Jin-Long Mao, Chun-Yang Liang, Qiang Zhang, Zi-Jun He

Introduction: The timing of definitive aneurysm treatment (coiling or clipping) in poor-grade (Hunt-Hess IV or V) subarachnoid haemorrhage (SAH) patients has been a controversial topic. The purpose of this retrospective study was to analyse whether ultra-early coiling of ruptured intracranial aneurysms improves the clinical outcomes of poor-grade SAH patients.

25 octubre 2014

SPRINGER. Cranial Doppler ultrasound in Vein of Galen malformation

Dan Meila, Kathrin Lisseck, Collin Jacobs, Heinrich Lanfermann, Friedhelm Brassel, Axel Feldkamp

Introduction: Vein of Galen malformation (VGM) is the severest paediatric neurovascular disease usually requiring multiple staged embolisations. In the high-risk group of children with high-flow arteriovenous shunts, timing of treatment is uncertain. Low Doppler resistance index (RI) is known to be associated with adverse outcome in hypoxic-ischaemic brain injury in children. In this study, we want to present our long-term results of cranial transfontanellar Doppler ultrasound in children with VGM.

04 octubre 2014

SPRINGER. Subcallosal artery stroke: infarction of the fornix and the genu of the corpus callosum. The importance of the anterior communicating artery complex. Case series and review of the literature

Dan Meila, Guillaume Saliou, Timo Krings

Introduction: Despite the variable anatomy of the anterior communicating artery (AcoA) complex, three main perforating branches can be typically identified the largest of which being the subcallosal artery (ScA). We present a case series of infarction in the vascular territory of the ScA to highlight the anatomy, the clinical symptomatology, and the presumed pathophysiology as it pertains to endovascular and surgical management of vascular pathology in this region.

04 octubre 2014

SPRINGER. EVIDENCE Trial: design of a phase 2, randomized, controlled, multicenter study comparing flow diversion and traditional endovascular strategy in unruptured saccular wide-necked intracranial aneurysms

Francis Turjman, Olivier Levrier, Xavier Combaz, Alain Bonafé, Alessandra Biondi, Hubert Desal, Serge Bracard, Charbel Mounayer, Roberto Riva, Francois Chapuis, Laure Huot, Xavier Armoiry, Benjamin Gory

Introduction: Endovascular treatment of large, wide-necked intracranial aneurysms with coils is associated with low rates of initial angiographic occlusion and high rates of recurrence. The Pipeline™ Embolization Device has shown high rates of complete occlusion in uncontrolled clinical series.

03 octubre 2014

SPRINGER. Clinical characteristics and preferential location of intracranial mirror aneurysms: a comparison with non-mirror multiple and single aneurysms

Young-Jun Lee, Tiago Parreira, Charles C. Matouk, Ravi Menezes, Daniel M. Mandell, Karel G. terBrugge, Robert A. Willinsky, Timo Krings

Introduction: The purpose of our study was to compare the clinical characteristics and preferential localization of aneurysms in three patient groups: single aneurysm, non-mirror multiple aneurysms, and mirror aneurysms.

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