Publications by authors named "Olvert A Berkhemer"

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A randomized trial of intraarterial treatment for acute ischemic stroke.
Olvert A Berkhemer, Puck S S Fransen, Debbie Beumer, Lucie A van den Berg, Hester F Lingsma, Albert J Yoo, Wouter J Schonewille, Jan Albert Vos, Paul J Nederkoorn, Marieke J H Wermer

January 2015

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National trends in patient characteristics, interventional techniques and outcomes of endovascular treatment for acute ischaemic stroke: Final results of the MR CLEAN Registry (2014-2018).
Wouter H Hinsenveld, Josje Brouwer, Sanne J den Hartog, Agnetha Bruggeman, Manon Kappelhof, Olvert A Berkhemer

Eur Stroke J· December 2025

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Arterial collateral status and treatment effect of intravenous alteplase thrombolysis prior to endovascular treatment in patients with anterior circulation large vessel occlusion: prespecified analysis of the MR CLEAN-NO IV trial.
Wenjin Yang, Fabiano Cavalcante, Kilian M Treurniet, Manon Kappelhof, Agnetha A E Bruggeman, Olvert A Berkhemer

J Neurointerv Surg· September 2025

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Thrombectomy for Stroke With Large Infarct on Noncontrast CT: The TESLA Randomized Clinical Trial.

JAMA· September 2024

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Costs and health effects of CT perfusion-based selection for endovascular thrombectomy within 6 hours of stroke onset: a model-based health economic evaluation.
Henk van Voorst, Jan W Hoving, Miou S Koopman, Jasper D Daems, Daan Peerlings, Olvert A Berkhemer

J Neurol Neurosurg Psychiatry· May 2024

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Cost-effectiveness of CT perfusion for the detection of large vessel occlusion acute ischemic stroke followed by endovascular treatment: a model-based health economic evaluation study.
Henk van Voorst, Jan W Hoving, Miou S Koopman, Jasper D Daems, Daan Peerlings, Olvert A Berkhemer

Eur Radiol· April 2024

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Budget impact of endovascular treatment for acute ischaemic stroke patients in the Netherlands for 2015-2021.
Lucie A van den Berg, Olvert A Berkhemer, Puck S S Fransen, Debbie Beumer, Charles B L Majoie

Neth Heart J· June 2023

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Accuracy of Four Different CT Perfusion Thresholds for Ischemic Core Volume and Location Estimation Using IntelliSpace Portal.
Miou S Koopman, Jan W Hoving, Manon L Tolhuisen, Peng Jin, Frank O Thiele, Olvert A Berkhemer

J Cardiovasc Dev Dis· May 2023

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Endovascular treatment versus no endovascular treatment after 6-24 h in patients with ischaemic stroke and collateral flow on CT angiography (MR CLEAN-LATE) in the Netherlands: a multicentre, open-label, blinded-endpoint, randomised, controlled, phase 3 trial.
Susanne G H Olthuis, F Anne V Pirson, Florentina M E Pinckaers, Wouter H Hinsenveld, Daan Nieboer, Olvert A Berkhemer

Lancet· April 2023

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Successful reperfusion in relation to the number of passes: comparing outcomes of first pass expanded Treatment In Cerebral Ischemia (eTICI) 2B with multiple-pass eTICI 3.
Agnetha A E Bruggeman, Manon Kappelhof, Sanne J den Hartog, James F Burke, Olvert A Berkhemer

J Neurointerv Surg· February 2023

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Accuracy of CT perfusion ischemic core volume and location estimation: A comparison between four ischemic core estimation approaches using syngo.via.
Jan W Hoving, Miou S Koopman, Manon L Tolhuisen, Henk van Voorst, Marcus Brehm, Olvert A Berkhemer

PLoS One· December 2022

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Prehospital transdermal glyceryl trinitrate in patients with presumed acute stroke (MR ASAP): an ambulance-based, multicentre, randomised, open-label, blinded endpoint, phase 3 trial.
Sophie A van den Berg, Simone M Uniken Venema, Hendrik Reinink, Jeannette Hofmeijer, Wouter J Schonewille, Olvert A Berkhemer

Lancet Neurol· November 2022

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Outcome Prediction Based on Automatically Extracted Infarct Core Image Features in Patients with Acute Ischemic Stroke.
Manon L Tolhuisen, Jan W Hoving, Miou S Koopman, Manon Kappelhof, Henk van Voorst, Olvert A Berkhemer

Diagnostics (Basel)· July 2022

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Cost-effectiveness of CT perfusion for patients with acute ischemic stroke (CLEOPATRA)-Study protocol for a healthcare evaluation study.
Miou S Koopman, Jan W Hoving, Henk van Voorst, Jasper D Daems, Daan Peerlings, Olvert A Berkhemer

Eur Stroke J· June 2022

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Value of infarct location in the prediction of functional outcome in patients with an anterior large vessel occlusion: results from the HERMES study.
Manon L Tolhuisen, Marielle Ernst, Anne M M Boers, Scott Brown, Ludo F M Beenen, Olvert A Berkhemer

Neuroradiology· March 2022

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Economic Evaluation of Endovascular Treatment for Acute Ischemic Stroke.
Lucie A van den Berg, Olvert A Berkhemer, Puck S S Fransen, Debbie Beumer, Hester Lingsma

Stroke· March 2022

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Added Value of a Blinded Outcome Adjudication Committee in an Open-Label Randomized Stroke Trial.
Nadinda A M van der Ende, Bob Roozenbeek, Olvert A Berkhemer, Peter J Koudstaal, Jelis Boiten

Stroke· January 2022

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Association of Ischemic Core Imaging Biomarkers With Post-Thrombectomy Clinical Outcomes in the MR CLEAN Registry.
Miou S Koopman, Jan W Hoving, Manon Kappelhof, Olvert A Berkhemer, Ludo F M Beenen

Front Neurol· January 2022

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Associations of thrombus perviousness derived from entire thrombus segmentation with functional outcome in patients with acute ischemic stroke.
Emilie M M Santos, Nerea Arrarte Terreros, Manon Kappelhof, Jordi Borst, Anna M M Boers, Olvert A Berkhemer

J Biomech· November 2021

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A Randomized Trial of Intravenous Alteplase before Endovascular Treatment for Stroke.
Natalie E LeCouffe, Manon Kappelhof, Kilian M Treurniet, Leon A Rinkel, Agnetha E Bruggeman, Olvert A Berkhemer

N Engl J Med· November 2021

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Prediction of Outcome and Endovascular Treatment Benefit: Validation and Update of the MR PREDICTS Decision Tool.
Esmee Venema, Bob Roozenbeek, Maxim J H L Mulder, Scott Brown, Charles B L M Majoie, Olvert A Berkhemer

Stroke· August 2021

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Thrombectomy for acute ischemic stroke patients with isolated distal internal carotid artery occlusion: a retrospective observational study.
Jan W Hoving, Manon Kappelhof, Mark Schembri, Bart J Emmer, Olvert A Berkhemer

Neuroradiology· May 2021

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Validation of automated Alberta Stroke Program Early CT Score (ASPECTS) software for detection of early ischemic changes on non-contrast brain CT scans.
Lennard Wolff, Olvert A Berkhemer, Adriaan C G M van Es, Wim H van Zwam, Diederik W J Dippel

Neuroradiology· April 2021

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Arterial Steal to the Penumbra Area in Patients with Acute MCA Occlusion: A Quantitative Angiographic Analysis.
René van den Berg, Jenna J Wildeman, Olvert A Berkhemer, Rogier V Immink, Henk A Marquering

Neurointervention· November 2020

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Added Prognostic Value of Hemorrhagic Transformation Quantification in Patients With Acute Ischemic Stroke.
Katinka R van Kranendonk, Kilian M Treurniet, Anna M M Boers, Olvert A Berkhemer, Jonathan M Coutinho

Front Neurol· November 2020

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Clinical and Imaging Determinants of Collateral Status in Patients With Acute Ischemic Stroke in MR CLEAN Trial and Registry.
Eveline J A Wiegers, Maxim J H L Mulder, Ivo G H Jansen, Esmee Venema, Kars C J Compagne, Olvert A Berkhemer

Stroke· May 2020

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