Publications by authors named "Johan Wasselius"

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Dual energy CT and deep learning for an automated volumetric segmentation of the major intracranial tissues: Feasibility and initial findings.
Veronica Fransson, Filip Winzell, Birgitta Ramgren, Søren Christensen, Kristina Ydström

Med Phys· January 2026

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Large regional variation in endovascular thrombectomy rates for acute ischemic stroke in Sweden.
Johan Wassélius, Emma Hall, Alex Szolics, Fabian Arnberg, Hozan Radhi

Eur Stroke J· December 2025

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Volume and Attenuation Characteristics of Chronic Subdural Hematoma: An Annotated Patient Cohort of 257 Patients with Interrater Reliability Assessments.
Mattias Drake, Emma Hall, Birgitta Ramgren, Björn M Hansen, Johan Wassélius

Tomography· December 2025

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Outcomes After Thrombectomy for Primary and Secondary Medium Vessel MCA Occlusions: a Nationwide Registry Study.
Björn M Hansen, Emma Hall, Birgitta Ramgren, Teresa Ullberg, Johan Wassélius

Clin Neuroradiol· September 2025

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Radiological signs of hypoxic-ischaemic encephalopathy on head computed tomography for prediction of poor functional outcome after cardiac arrest - a prospective observational cohort study.
Margareta Lang, Martin Kenda, Michael Scheel, Juha Martola, Matthew Wheeler

Resuscitation· September 2025

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Genetic background of neurological disorders with basal ganglia calcification.
Maha Yektay Farahmand, Joel Wallenius, Johan Wasselius, Olof Gråhamn, Andreas Puschmann

J Neurol· September 2025

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Balloon Guide Catheter Use and Outcomes After Endovascular Thrombectomy for Ischemic Stroke Due to Large Vessel Occlusions.
Björn M Hansen, Emma Hall, Alex Szolics, Tommy Andersson, Johan Wassélius

Clin Neuroradiol· September 2025

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First-line Aspiration Thrombectomy with the RED43 Catheter for Acute Ischemic Stroke due to Medium or Distal Vessel Occlusion.
Vera Aebischer, Alex Brehm, Nikki Rommers, Alejandro Spiotta, Mohammad Sowlat

Clin Neuroradiol· September 2025

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Imaging and Clinical Prognostic Features in Lobar Versus Deep Intracerebral Hemorrhage in an Unselected Swedish Population.
Amir Hillal, Trine Apostolaki-Hansson, Birgitta Ramgren, Bo Norrving, Björn Hansen

Eur J Neurol· August 2025

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The semi-quantitative cardiac arrest brain ischemia (CABI) score for magnetic resonance imaging predicts functional outcome after cardiac arrest.
Isabelle Arctaedius, Johan Wassélius, Margareta Lang, Mattias Drake, Mikael Johnsson

Crit Care· August 2025

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Computed tomography grey-white matter ratio at the basal ganglia level in a reference population for hypoxic ischaemic encephalopathy after cardiac arrest - A cross-sectional observational study.
Margareta Lang, Martin Kenda, Mikael Johnsson, Christoph Leithner, Tobias Cronberg

Resuscitation· July 2025

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The probability of cerebral amyloid angiopathy according to the Simplified Edinburgh CT criteria in a large, unselected lobar intracerebral hemorrhage population.
Amir Hillal, Trine Apostolaki-Hansson, Birgitta Ramgren, Björn Hansen, Bo Norrving

Neuroradiology· April 2025

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The impact of comorbidity burden on outcomes following endovascular thrombectomy for acute ischemic stroke: A nationwide prospective observational study.
Emma Hall, Björn Hansen, Mats Pihlsgård, Magnus Esbjörnsson, Bo Norrving

Eur Stroke J· April 2025

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Incidence of intracranial hemorrhagic complications after anterior circulation endovascular thrombectomy in relation to occlusion site: a nationwide observational register study.
Emma Hall, Teresa Ullberg, Gunnar Andsberg, Johan Wasselius

J Neurointerv Surg· October 2024

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Diagnostic accuracy and radiological validation of intracerebral hemorrhage diagnosis in the Swedish Stroke Register (Riksstroke).
Gabriella Sultani, Amir Hillal, Birgitta Ramgren, Trine Apostolaki-Hansson, Bo Norrving, Johan Wasselius

Eur J Neurol· October 2024

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Standardised and automated assessment of head computed tomography reliably predicts poor functional outcome after cardiac arrest: a prospective multicentre study.
Margareta Lang, Martin Kenda, Michael Scheel, Juha Martola, Matthew Wheeler

Intensive Care Med· July 2024

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Evaluation of CINA® LVO artificial intelligence software for detection of large vessel occlusion in brain CT angiography.
Helena Mellander, Amir Hillal, Teresa Ullberg, Johan Wassélius

Eur J Radiol Open· June 2024

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The use of accelerometer bracelets to evaluate arm motor function over a stroke rehabilitation period - an explorative observational study.
Eric Lyckegård Finn, Håkan Carlsson, Petter Ericson, Kalle Åström, Christina Brogårdh, Johan Wasselius

J Neuroeng Rehabil· May 2024

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Procedural factors associated with successful recanalization in patients with acute ischemic stroke treated with endovascular thrombectomy-a nationwide register-based observational study.
Johan Wassélius, Emma Hall, Birgitta Ramgren, Tommy Andersson, Teresa Ullberg

Interv Neuroradiol· April 2024

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Small vessel disease in primary familial brain calcification with novel truncating PDGFB variants.
Maha Yektay Farahmand, Johan Wasselius, Elisabet Englund, Irwin Braverman, Andreas Puschmann

Neurol Neurochir Pol· March 2024

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Image quality of spectral brain computed tomography angiography using halved dose of iodine contrast medium.
Veronica Fransson, Helena Mellander, Birgitta Ramgren, Henrik Andersson, Francesco Arena

Neuroradiology· September 2023

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Radiological features of brain hemorrhage through automated segmentation from computed tomography in stroke and traumatic brain injury.
Bradley J MacIntosh, Qinghui Liu, Till Schellhorn, Mona K Beyer, Inge Rasmus Groote

Front Neurol· September 2023

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7T magnetic resonance angiographic imaging of basilar artery perforator aneurysms - initial experience of a non-invasive alternative to DSA.
Birgitta Ramgren, Johan Wassélius, Boel Hansson, Karin Markenroth Bloch

Interv Neuroradiol· June 2023

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Accuracy of uncalibrated 2D digital subtraction angiography measurements on a novel biplane system compared to computed tomography angiography.
Lovisa Landström, Johan A Wasselius

Interv Neuroradiol· April 2023

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Metal artifact reduction by virtual monoenergetic reconstructions from spectral brain CT.
Helena Mellander, Veronica Fransson, Kristina Ydström, Jimmy Lätt, Teresa Ullberg

Eur J Radiol Open· February 2023

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