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ABSTRACT


14 abril 2016

AMERICAN JOURNAL OF NEURORADIOLOGY. Incidence and Clinical Significance of Acute Reocclusion after Emergent Angioplasty or Stenting for Underlying Intracranial Stenosis in Patients with Acute Stroke

G.E. Kim, W. Yoon, S.K. Kim, B.C. Kim, T.W. Heo, B.H. Baek, Y.Y. Lee and N.Y. Yim

BACKGROUND AND PURPOSE: A major concern after emergent intracranial angioplasty in cases of acute stroke with underlying intracranial stenosis is the acute reocclusion of the treated arteries. This study reports the incidence and clinical outcomes of acute reocclusion of arteries following emergent intracranial angioplasty with or without stent placement for the management of patients with acute stroke with underlying intracranial atherosclerotic stenosis.

21 abril 2016

AMERICAN JOURNAL OF NEURORADIOLOGY. Risk Factors for Ischemic Complications following Pipeline Embolization Device Treatment of Intracranial Aneurysms: Results from the IntrePED Study

W. Brinjikji, G. Lanzino, H.J. Cloft, A.H. Siddiqui, E. Boccardi, S. Cekirge, D. Fiorella, R. Hanel, P. Jabbour, E. Levy, D. Lopes, P. Lylyk, I. Szikora and D.F. Kallmes

BACKGROUND AND PURPOSE: Risk factors for acute ischemic stroke following flow-diverter treatment of intracranial aneurysms are poorly understood. Using the International Retrospective Study of Pipeline Embolization Device (IntrePED) registry, we studied demographic, aneurysm, and procedural characteristics associated with postoperative acute ischemic stroke following Pipeline Embolization Device (PED) treatment.

02 junio 2016

AMERICAN JOURNAL OF NEURORADIOLOGY. Prevalence of Intracranial Aneurysms in Patients with Aortic Aneurysms

A. Rouchaud, M.D. Brandt, A.M. Rydberg, R. Kadirvel, K. Flemming, D.F. Kallmes and W. Brinjikji

BACKGROUND AND PURPOSE: Previous studies have suggested an association between aortic aneurysms and intracranial aneurysms with a higher prevalence of intracranial aneurysms in patients with aortic aneurysms. The aims of the present study were to evaluate the incidence of intracranial aneurysms in a large cohort of patients with aortic aneurysms and to identify potential risk factors for intracranial aneurysms in this population.

01 octubre 2016

THE LANCET. Neurology. Mechanical thrombectomy after intravenous alteplase versus alteplase alone after stroke (THRACE): a randomised controlled trial

Prof Serge Bracard, MD, Prof Xavier Ducrocq, MD, Prof Jean Louis Mas, MD, Marc Soudant, MS, Prof Catherine Oppenheim, PhD, Prof Thierry Moulin, MD, Prof Francis Guillemin, PhD on behalf of the THRACE investigators†

Background: Intravenous thrombolysis with alteplase alone cannot reperfuse most large-artery strokes. We aimed to determine whether mechanical thrombectomy in addition to intravenous thrombolysis improves clinical outcome in patients with acute ischaemic stroke.

01 septiembre 2016

THE LANCET. Neurology. Effects of alteplase on survival after ischaemic stroke (IST-3): 3 year follow-up of a randomised, controlled, open-label trial

Prof Eivind Berge, MD, Geoffrey Cohen, MSc, Melinda B Roaldsen, MD, Erik Lundström, MD, Eva Isaksson, BN, Ann-Sofie Rudberg, MD, Karsten Bruins Slot, MD, Prof John Forbes, PhD, Joel Smith, PhD, Jonathan Drever, BSc, Prof Joanna M Wardlaw, MD, Prof Richard I Lindley, MD, Prof Peter A G Sandercock, DM, William N Whiteley, MD for the IST-3 Collaborative Group

Background: The effect of alteplase on patient survival after ischaemic stroke is the subject of debate. We report the effect of intravenous alteplase on long-term survival after ischaemic stroke of participants in the Third International Stroke Trial (IST-3).

01 septiembre 2016

THE LANCET. Neurology. Efficacy and safety of non-immersive virtual reality exercising in stroke rehabilitation (EVREST): a randomised, multicentre, single-blind, controlled trial

Dr Gustavo Saposnik, MD, Leonardo G Cohen, MD, Muhammad Mamdani, PharmD, Sepideth Pooyania, MD, Michelle Ploughman, PhD, Donna Cheung, OT, Jennifer Shaw, RhT, Judith Hall, MSc, Peter Nord, MD, Sean Dukelow, MD, Yongchai Nilanont, MD, Felipe De los Rios, MD, Lisandro Olmos, MD, Mindy Levin, PhD, Robert Teasell, MD, Ashley Cohen, MSc, Prof Kevin Thorpe, MMath, Prof Andreas Laupacis, MD, Mark Bayley, MD for Stroke Outcomes Research Canada

Background: Non-immersive virtual reality is an emerging strategy to enhance motor performance for stroke rehabilitation. There has been rapid adoption of non-immersive virtual reality as a rehabilitation strategy despite the limited evidence about its safety and effectiveness. Our aim was to compare the safety and efficacy of virtual reality with recreational therapy on motor recovery in patients after an acute ischaemic stroke.

01 septiembre 2016

THE LANCET. Neurology. Functional outcomes of pre-hospital thrombolysis in a mobile stroke treatment unit compared with conventional care: an observational registry study

Dr Alexander Kunz, MD, Martin Ebinger, MD, Frederik Geisler, MD, Michal Rozanski, MD, Carolin Waldschmidt, MD, Joachim E Weber, MD, Matthias Wendt, MD, Benjamin Winter, MD, Katja Zieschang, MD, Prof Jochen B Fiebach, MD, Kersten Villringer, MD, Hebun Erdur, MD, Jan F Scheitz, MD, Serdar Tütüncü, MD, Kerstin Bollweg, PhD, Ulrike Grittner, PhD, Sabina Kaczmarek, Prof Matthias Endres, MD, Christian H Nolte, MD†, Prof Heinrich J Audebert, MD†

Background: Specialised CT-equipped mobile stroke treatment units shorten time to intravenous thrombolysis in acute ischaemic stroke by starting treatment before hospital admission; however, direct effects of pre-hospital thrombolysis on clinical outcomes have not been shown. We aimed to compare 3-month functional outcomes after intravenous thrombolysis in patients with acute ischaemic who had received emergency mobile care or and conventional care.

04 agosto 2016

STROKE. Inflammatory Biomarkers in Childhood Arterial Ischemic Stroke. Correlates of Stroke Cause and Recurrence

Heather J. Fullerton, Gabrielle A. deVeber, Nancy K. Hills, Michael M. Dowling, Christine K. Fox, Mark T. Mackay, Adam Kirton, Jerome Y. Yager, Timothy J. Bernard, Eldad A. Hod, Max Wintermark, Mitchell S.V. Elkind, the VIPS Investigators, Susan L. Benedict, Neil R. Friedman, Warren D. Lo, Rebecca N. Ichord, Marilyn A. Tan, Marta I. Hernandez-Chavez, Peter Humphreys, Lori C. Jordan, Sally Sultan, Michael J. Rivkin, Mubeen F. Rafay, Luigi Titomanlio, Gordana S. Kovacevic, Catherine Amlie-Lefond, Nomazulu Dlamini, John Condie, Ann Yeh, Rachel Kneen, Bruce Bjornson, Paola Pergami, Li Ping Zou, Jorina M. Elbers, Abdalla Abdalla, Anthony K. Chan, Osman Farooq, Mingming J. Lim, Jessica L. Carpenter, Steven Pavlakis, Virginia C. Wong and Robert Forsyth

Background and PurposeAmong children with arterial ischemic stroke (AIS), those with arteriopathy have the highest recurrence risk. We hypothesized that arteriopathy progression is an inflammatory process and that inflammatory biomarkers would predict recurrent AIS.

09 agosto 2016

STROKE. Cerebral Microbleeds and Cortical Superficial Siderosis in Patients Presenting With Minor Cerebrovascular Events

Charlotte Zerna, Jayesh Modi, Lisa Bilston, Ashkan Shoamanesh, Shelagh B. Coutts and Eric E. Smith

Background and Purpose: Transient focal neurological episodes occur in cerebral amyloid angiopathy (CAA) and can mimic transient ischemic attack (TIA). Risk factors and outcomes of minor ischemic stroke or TIA might differ in patients with and without cerebral microbleeds (CMBs), including CAA-consistent lobar CMB.

02 agosto 2016

STROKE. Antidepressant Use After Aneurysmal Subarachnoid Hemorrhage. A Population-Based Case–Control Study

Jukka Huttunen, Antti Lindgren, Mitja I. Kurki, Terhi Huttunen, Juhana Frösen, Mikael von und zu Fraunberg, Timo Koivisto, Reetta Kälviäinen, Katri Räikkönen, Heimo Viinamäki, Juha E. Jääskeläinen and Arto Immonen

Background and Purpose: To elucidate the predictors of antidepressant use after subarachnoid hemorrhage from saccular intracranial aneurysm (sIA-SAH) in a population-based cohort with matched controls.

04 agosto 2016

STROKE. Blood Pressure, Carotid Flow Pulsatility, and the Risk of Stroke. A Community-Based Study

Shao-Yuan Chuang, Hao-Min Cheng, Chyi-Huey Bai, Wen-Ting Yeh, Jiunn-Rong Chen and Wen-Harn Pan

Background and Purpose: High blood pressure is a major cause of cardiovascular events, and carotid flow pulsatility may be associated with cardiovascular events. However, the combined effect of blood pressure and flow pulsatility on the development of stroke remains unclear. Therefore, we investigated the combined influence of central blood pressure and pulsatility index (PI) on the incidence of stroke.

09 agosto 2016

STROKE. Risk Stratification for Recurrence and Mortality in Embolic Stroke of Undetermined Source

George Ntaios, Konstantinos Vemmos, Gregory Y.H. Lip, Eleni Koroboki, Efstathios Manios, Anastasia Vemmou, Ana Rodríguez-Campello, Elisa Cuadrado-Godia, Eva Giralt-Steinhauer, Valentina Arnao, Valeria Caso, Maurizio Paciaroni, Exuperio Diez-Tejedor, Blanca Fuentes, Josefa Pérez Lucas, Antonio Arauz, Sebastian F. Ameriso, Maximiliano A. Hawkes, Lucía Pertierra, Maia Gómez-Schneider, Fabio Bandini, Beatriz Chavarria Cano, Ana Maria Iglesias Mohedano, Andrés García Pastor, Antonio Gil-Núñez, Jukka Putaala, Turgut Tatlisumak, Miguel A. Barboza, George Athanasakis, Konstantinos Makaritsis and Vasileios Papavasileiou

Background and Purpose: The risk of stroke recurrence in patients with Embolic Stroke of Undetermined Source (ESUS) is high, and the optimal antithrombotic strategy for secondary prevention is unclear. We investigated whether congestive heart failure, hypertension, age ≥75 years, diabetes mellitus, and stroke or transient ischemic attack (TIA; CHADS2) and CHA2DS2-VASc scores can stratify the long-term risk of ischemic stroke/TIA recurrence and death in ESUS.

26 julio 2016

STROKE. Multiple Infarcts Are Associated With Long-Term Stroke Recurrence and All-Cause Mortality in Cryptogenic Stroke Patients

Tomohisa Nezu, Tomoya Mukai, Junichi Uemura, Mutsumi Yamashita, Takaya Kitano, Yuko Wada and Yoshiki Yagita

Background and Purpose: Brain infarct patterns that are observed via diffusion-weighted imaging are useful for classifying stroke subtypes. However, it is unclear whether infarct patterns can predict long-term outcomes in cryptogenic stroke patients. Herein, we investigated the association between acute brain infarct patterns and long-term stroke outcomes in cryptogenic stroke patients.

09 agosto 2016

STROKE. Comparison of Perfusion CT Software to Predict the Final Infarct Volume After Thrombectomy

Friederike Austein, Christian Riedel, Tina Kerby, Johannes Meyne, Andreas Binder, Thomas Lindner, Monika Huhndorf, Fritz Wodarg and Olav Jansen

Background and Purpose: Computed tomographic perfusion represents an interesting physiological imaging modality to select patients for reperfusion therapy in acute ischemic stroke. The purpose of our study was to determine the accuracy of different commercial perfusion CT software packages (Philips (A), Siemens (B), and RAPID (C)) to predict the final infarct volume (FIV) after mechanical thrombectomy.

09 agosto 2016

STROKE. Impact of Initial Diffusion-Weighted Imaging Lesion Growth Rate on the Success of Endovascular Reperfusion Therapy

Jean-Marc Olivot, Leila Sissani, Elena Meseguer, Manabu Inoue, Julien Labreuche, Michael Mlynash, Pierre Amarenco and Mikael Mazighi

Background and Purpose: Initial diffusion-weighted imaging lesion growth rate (IGR) assessed by diffusion-weighted imaging lesion volume divided by the delay from onset to magnetic resonance imaging offers an estimate of early brain infarction progression. We investigated the impact of IGR on the rate of favorable outcome according to the occurrence of a successful endovascular revascularization within 6 hours after onset in patients experiencing an acute brain infarction complicating internal carotid artery terminus/middle cerebral artery M1 occlusion.

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