Publications by authors named "Johan Birnefeld"

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Study protocol: MRI-based assessment of cerebral blood flow under pharmacologically elevated blood pressure in patients under general anesthesia, and in sedated ICU patients with aneurysmal subarachnoid hemorrhage.
Jonas Österlind, Johan Birnefeld, Elin Birnefeld, Magnus Hultin, Sara Qvarlander

PLoS One· December 2025

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Cerebral Blood Flow under Pressure: Investigating Cerebrovascular Compliance with Phase-contrast Magnetic Resonance Imaging during Induced Hypertension.
Jonas Österlind, Johan Birnefeld, Anders Eklund, Magnus Hultin, Anders Wåhlin

Anesthesiology· October 2025

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Cerebral arterial stiffness is linked to white matter hyperintensities and perivascular spaces in older adults - A 4D flow MRI study.
Cecilia Björnfot, Anders Eklund, Jenny Larsson, William Hansson, Johan Birnefeld

J Cereb Blood Flow Metab· August 2024

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Cerebral Blood Flow Assessed with Phase-contrast Magnetic Resonance Imaging during Blood Pressure Changes with Noradrenaline and Labetalol: A Trial in Healthy Volunteers.
Johan Birnefeld, Karl Petersson, Anders Wåhlin, Anders Eklund, Elin Birnefeld

Anesthesiology· April 2024

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Hemodynamic Disturbances in Posterior Circulation Stroke: 4D Flow Magnetic Resonance Imaging Added to Computed Tomography Angiography.
Jan Malm, Johan Birnefeld, Laleh Zarrinkoob, Anders Wåhlin, Anders Eklund

Front Neurosci· September 2021

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Cerebral arterial pulsatility is associated with features of small vessel disease in patients with acute stroke and TIA: a 4D flow MRI study.
Johan Birnefeld, Anders Wåhlin, Anders Eklund, Jan Malm

J Neurol· March 2020

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