R. Wirestam

发表

Theoretical and experimental evaluation of phase‐dispersion effects caused by brain motion in diffusion and perfusion MR imaging

C. Thomsen, F. Ståhlberg, R. Wirestam, 1996, Journal of magnetic resonance imaging : JMRI.

Regional Values of Diffusional Kurtosis Estimates in the Healthy Brain

M. Johansson, F. Ståhlberg, R. Wirestam, 2012, Journal of magnetic resonance imaging : JMRI.

Assessment of regional cerebral blood flow by dynamic susceptibility contrast MRI using different deconvolution techniques

F. Ståhlberg, R. Wirestam, L. Ostergaard, 2000, Magnetic resonance in medicine.

Evaluating the accuracy and precision of a two-compartment Kärger model using Monte Carlo simulations.

F. Ståhlberg, R. Wirestam, S. Brockstedt, 2010, Journal of magnetic resonance.

Diffusion‐weighted MRI measurements on stroke patients reveal water‐exchange mechanisms in sub‐acute ischaemic lesions

F. Ståhlberg, R. Wirestam, S. Brockstedt, 2009, NMR in biomedicine.

On the effects of a varied diffusion time in vivo: is the diffusion in white matter restricted?

F. Ståhlberg, R. Wirestam, S. Brockstedt, 2009, Magnetic resonance imaging.

Simplified treatment planning for interstitial laser thermotherapy by disregarding light transport: A numerical study

B. Persson, R. Wirestam, J. Olsrud, 1999, Lasers in surgery and medicine.

Wavelet-based noise reduction for improved deconvolution of time-series data in dynamic susceptibility-contrast MRI

F. Ståhlberg, R. Wirestam, 2005, Magnetic Resonance Materials in Physics, Biology and Medicine.

Denoising of complex MRI data by wavelet‐domain filtering: Application to high‐b‐value diffusion‐weighted imaging

F. Ståhlberg, R. Wirestam, S. Brockstedt, 2006, Magnetic resonance in medicine.

Calculation of cerebral perfusion parameters using regional arterial input functions identified by factor analysis

E. Larsson, F. Ståhlberg, R. Wirestam, 2006, Journal of magnetic resonance imaging : JMRI.

Phase-based arterial input functions in humans applied to dynamic contrast-enhanced MRI: potential usefulness and limitations

R. Wirestam, M. Karlsson, A. Garpebring, 2011, Magnetic Resonance Materials in Physics, Biology and Medicine.

Effects of inflow and radiofrequency spoiling on the arterial input function in dynamic contrast‐enhanced MRI: A combined phantom and simulation study

R. Wirestam, N. Östlund, M. Karlsson, 2011, Magnetic resonance in medicine.

Accuracy of Parenchymal Cerebral Blood Flow Measurements Using Pseudocontinuous Arterial Spin-Labeling in Healthy Volunteers

R. Wirestam, A. Wåhlin, K. Ambarki, 2015, American Journal of Neuroradiology.

S. Brockstedt, F. Ståhlberg, R. Wirestam, 2001, Acta radiologica.

MRI thermometry in phantoms by use of the proton resonance frequency shift method: application to interstitial laser thermotherapy.

Freddy Ståhlberg, Ronnie Wirestam, Bertil R. R. Persson, 1998, Physics in medicine and biology.

In vivo visualization of displacement-distribution-derived parameters in q-space imaging.

Markus Nilsson, Elna-Marie Larsson, Ronnie Wirestam, 2008, Magnetic resonance imaging.

Effects of restricted diffusion in a biological phantom: a q-space diffusion MRI study of asparagus stems at a 3T clinical scanner

Markus Nilsson, Freddy Ståhlberg, Ronnie Wirestam, 2007, Magnetic Resonance Materials in Physics, Biology and Medicine.

Magnetic Resonance Imaging for Noninvasive Analysis of Fat Storage in Migratory Birds

A. Hedenström, R. Wirestam, M. Rosén, 2008 .

Assessment of spatial BOLD sensitivity variations in fMRI using gradient-echo field maps.

F. Ståhlberg, R. Wirestam, M. Nilsson, 2010, Magnetic resonance imaging.

Quantitative diffusion coefficient maps using fast spin-echo MRI.

C Thomsen, F Ståhlberg, R Wirestam, 1998, Magnetic resonance imaging.

Use of an Enhanced Gradient System for Diffusion MR Imaging with Motion-Artifact Reduction

L. Salford, C. De Wagter, J. Poorter, 1995, Acta radiologica.

Dynamic contrast-enhanced QSM for perfusion imaging: a systematic comparison of ΔR2*- and QSM-based contrast agent concentration time curves in blood and tissue

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2020, Magnetic Resonance Materials in Physics, Biology and Medicine.

Can resting‐state functional MRI serve as a complement to task‐based mapping of sensorimotor function? A test–retest reliability study in healthy volunteers

Peter Fransson, Markus Nilsson, Peter Mannfolk, 2011, Journal of magnetic resonance imaging : JMRI.

Dynamic susceptibility contrast-enhanced perfusion magnetic resonance (MR) imaging combined with contrast-enhanced MR imaging in the follow-up of immunogene-treated glioblastoma multiforme

E. Larsson, L. Salford, R. Wirestam, 2006, Acta radiologica.

EMERALD & EMIT – worldwide computer aided education and training packages in medical physics

Tomas Jansson, Slavik Tabakov, Michael Ljungberg, 2005 .

Dynamic susceptibility contrast MRI with a prebolus contrast agent administration design for improved absolute quantification of perfusion

F. Ståhlberg, R. Wirestam, M. V. van Osch, 2014, Magnetic resonance in medicine.

Magnetic resonance imaging versus chemical fat extraction in a small passerine, the willow warbler Phylloscopus trochilus: A fat-score based statistical comparison

A. Hedenström, R. Wirestam, M. Rosén, 2009 .

Estimation of diffusion, perfusion and fractional volumes using a multi-compartment relaxation-compensated intravoxel incoherent motion (IVIM) signal model

F. Ståhlberg, R. Wirestam, O. Pasternak, 2019, European journal of radiology open.

Measurement of vascular water transport in human subjects using time‐resolved pulsed arterial spin labelling

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2015, NMR in biomedicine.

Perfusion Imaging and Hyperpolarized Agents for MRI

R. Wirestam, Linda Knutsson, S. Månsson, 2014 .

Partial Volume Correction of Cerebral Perfusion Estimates Obtained by Arterial Spin Labeling

R. Wirestam, A. Wåhlin, K. Ambarki, 2015 .

Absolute quantification of perfusion by dynamic susceptibility contrast MRI using Bookend and VASO steady-state CBV calibration: a comparison with pseudo-continuous ASL

F. Ståhlberg, R. Wirestam, Y. Surova, 2014, Magnetic Resonance Materials in Physics, Biology and Medicine.

Reducing bias in dual flip angle T1‐mapping in human brain at 7T

R. Wirestam, G. Helms, Mads Andersen, 2020, Magnetic resonance in medicine.

Quantification of low-velocity motion using a navigator-echo supported MR velocity-mapping technique: application to intracranial dynamics in volunteers and patients with brain tumours.

L. Salford, B. Persson, C. Thomsen, 1997, Magnetic resonance imaging.

Single-shot diffusion-weighted echo-planar imaging of normal and cirrhotic livers using a phased-array multicoil.

C. Thomsen, F. Ståhlberg, R. Wirestam, 1999, Acta radiologica.

Non-parametric deconvolution using Bézier curves for quantification of cerebral perfusion in dynamic susceptibility contrast MRI

R. Wirestam, Linda Knutsson, A. Ahlgren, 2022, Magnetic Resonance Materials in Physics, Biology and Medicine.

Correspondence

C. Thomsen, R. Wirestam, S. Brockstedt, 1999 .

Deuterium MR Spectroscopy at 4.7 T

F. Ståhlberg, R. Wirestam, H. Larsson, 1995, Acta radiologica.

Gadolinium contrast agent is of limited value for magnetic resonance imaging assessment of synovial hypertrophy in hemophiliacs

F. Ståhlberg, R. Wirestam, R. Ljung, 2007, Acta radiologica.

Apparent kurtosis and fractional anisotropy potentially predicts tissue outcome in sub-acute stroke

R. Wirestam, S. Brockstedt, J. Lätt, 2010 .

A computer simulation program for mr imaging: application to rf and static magnetic field imperfections

R Wirestam, B. Persson, R. Wirestam, 1995, Magnetic resonance in medicine.

Change in Cerebral Perfusion Detected by Dynamic Susceptibility Contrast Magnetic Resonance Imaging: Normal Volunteers Examined During Normal Breathing and Hyperventilation

E. Ryding, F. Ståhlberg, R. Wirestam, 2009, 2009 3rd International Conference on Bioinformatics and Biomedical Engineering.

Test-retest analysis of cerebral oxygen extraction estimates in healthy volunteers: Comparison of methods based on quantitative susceptibility mapping and dynamic susceptibility contrast magnetic resonance imaging

R. Wirestam, D. van Westen, Linda Knutsson, 2022, Heliyon.

A numerical human brain phantom for dynamic glucose‐enhanced (DGE) MRI: On the influence of head motion at 3T

Nirbhay N. Yadav, P. V. van Zijl, R. Wirestam, 2022, Magnetic resonance in medicine.

Pulsatile brain movement and associated hydrodynamics studied by magnetic resonance phase imaging

F. Ståhlberg, R. Wirestam, D. Greitz, 2004, Neuroradiology.

Partial volume correction of brain perfusion estimates using the inherent signal data of time‐resolved arterial spin labeling

Esben Thade Petersen, Linda Knutsson, Freddy Ståhlberg, 2014, NMR in biomedicine.

Automatic brain segmentation using fractional signal modeling of a multiple flip angle, spoiled gradient-recalled echo acquisition

Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam, 2014, Magnetic Resonance Materials in Physics, Biology and Medicine.

Endovascular treatment of intracerebral arteriovenous malformations: procedural safety, complications, and results evaluated by MR imaging, including diffusion and perfusion imaging.

R Wirestam, E. Larsson, R. Wirestam, 2006, AJNR. American journal of neuroradiology.

Diffusion and perfusion MRI in patients with ruptured and unruptured intracranial aneurysms treated by endovascular coiling: complications, procedural results, MR findings and clinical outcome

E. Larsson, R. Wirestam, S. Holtås, 2005, Neuroradiology.

Separating blood and water: Perfusion and free water elimination from diffusion MRI in the human brain

Carl-Fredrik Westin, Filip Szczepankiewicz, Ofer Pasternak, 2017, NeuroImage.

Correlation between arterial blood volume obtained by arterial spin labelling and cerebral blood volume in intracranial tumours

Karin Markenroth Bloch, Linda Knutsson, Freddy Ståhlberg, 2011, Magnetic Resonance Materials in Physics, Biology and Medicine.

Aspects on the accuracy of cerebral perfusion parameters obtained by dynamic susceptibility contrast MRI: a simulation study.

Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam, 2004, Magnetic resonance imaging.

Perfusion assessment with bolus differentiation: A technique applicable to hyperpolarized tracers

F. Ståhlberg, R. Wirestam, K. Golman, 2004, Magnetic resonance in medicine.

Denoising of arterial spin labeling data: wavelet-domain filtering compared with Gaussian smoothing

Adnan Bibic, Linda Knutsson, Freddy Ståhlberg, 2010, Magnetic Resonance Materials in Physics, Biology and Medicine.

Assessment of MRI contrast agent concentration by quantitative susceptibility mapping (QSM): application to estimation of cerebral blood volume during steady state

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2017, Magnetic Resonance Materials in Physics, Biology and Medicine.

Dynamic Susceptibility Contrast MRI at 7 T: Tail-Scaling Analysis and Inferences About Field Strength Dependence

P. V. van Zijl, P. Barker, F. Ståhlberg, 2017, Tomography.

Dynamic susceptibility contrast perfusion MRI using phase-based venous output functions: comparison with pseudo-continuous arterial spin labelling and assessment of contrast agent concentration in large veins

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2016, Magnetic Resonance Materials in Physics, Biology and Medicine.

Reduction of arterial partial volume effects for improved absolute quantification of DSC‐MRI perfusion estimates: Comparison between tail scaling and prebolus administration

F. Ståhlberg, R. Wirestam, M. V. van Osch, 2015, Journal of magnetic resonance imaging : JMRI.

Perfusion quantification by model‐free arterial spin labeling using nonlinear stochastic regularization deconvolution

Esben Thade Petersen, Linda Knutsson, Freddy Ståhlberg, 2013, Magnetic resonance in medicine.

Effects of blood ΔR2* non-linearity on absolute perfusion quantification using DSC-MRI: comparison with Xe-133 SPECT.

F. Ståhlberg, R. Wirestam, M. V. van Osch, 2013, Magnetic resonance imaging.

Using contrast agents to obtain maps of regional perfusion and capillary wall permeability

Ronnie Wirestam, R. Wirestam, 2012 .

Absolute quantification of cerebral blood flow: correlation between dynamic susceptibility contrast MRI and model-free arterial spin labeling.

Karin Markenroth Bloch, Linda Knutsson, Freddy Ståhlberg, 2010, Magnetic resonance imaging.

Absolute quantification of perfusion using dynamic susceptibility contrast MRI: pitfalls and possibilities

Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam, 2010, Magnetic Resonance Materials in Physics, Biology and Medicine.

Model-free arterial spin labelling for cerebral blood flow quantification: introduction of regional arterial input functions identified by factor analysis.

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2008, Magnetic resonance imaging.

Human Cerebral Blood Volume (CBV) Measured by Dynamic Susceptibility Contrast MRI and 99mTc-RBC SPECT

Erik Ryding, Ronnie Wirestam, Tomas Ohlsson, 2008, Journal of neurosurgical anesthesiology.

Absolute quantification of cerebral blood flow in normal volunteers: Correlation between Xe‐133 SPECT and dynamic susceptibility contrast MRI

Elna-Marie Larsson, Ulla Passant, Linda Knutsson, 2007, Journal of magnetic resonance imaging : JMRI.

Attempts to improve absolute quantification of cerebral blood flow in dynamic susceptibility contrast magnetic resonance imaging: a simplified T1-weighted steady-state cerebral blood volume approach

F Ståhlberg, J Risberg, R Wirestam, 2007, Acta radiologica.

Absolute cerebral blood flow measured by dynamic susceptibility contrast MRI: a direct comparison with Xe-133 SPECT

E. Ryding, F. Ståhlberg, R. Wirestam, 2000, Magma: Magnetic Resonance Materials in Physics, Biology, and Medicine.

Cerebral perfusion assessment by bolus tracking using hyperpolarized 13C

J. Svensson, F. Ståhlberg, R. Wirestam, 2004, Magnetic resonance in medicine.

Regional Cerebral Blood Flow Distributions in Normal Volunteers: Dynamic Susceptibility Contrast MRI Compared with 99mTc-HMPAO SPECT

Leif Østergaard, Erik Ryding, Freddy Ståhlberg, 2000, Journal of computer assisted tomography.

Regional Cerebral Blood Flow Distributions in Normal Volunteers: Dynamic Susceptibility Contrast MRI Compared with Tc-HMPAO SPECT

E. Ryding, F. Ståhlberg, R. Wirestam, 2000 .

Triggering in Quantitative Diffusion Imaging with Single-Shot EPI

S. Brockstedt, C. Thomsen, F. Ståhlberg, 1999, Acta radiologica.

Comparison of MRI methods for measuring whole‐brain oxygen extraction fraction under different geometric conditions at 7T

R. Wirestam, G. Helms, Linda Knutsson, 2022, Journal of neuroimaging : official journal of the American Society of Neuroimaging.

Radiofrequency Bias Correction of Magnetization Prepared Rapid Gradient Echo MRI at 7.0 Tesla Using an External Reference in a Sequential Protocol

R. Wirestam, G. Helms, J. Lätt, 2021, Tomography.

Mapping magnetization transfer saturation (MTsat) in human brain at 7T: Protocol optimization under specific absorption rate constraints

R. Wirestam, G. Helms, Hampus Olsson, 2021, Magnetic resonance in medicine.

Magnetization transfer (MT) of human brain at 7T in the context of a 3D multi-parameter mapping protocol

R. Wirestam, G. Helms, J. Lätt, 2019 .

Tissue response curve‐shape analysis of dynamic glucose‐enhanced and dynamic contrast‐enhanced magnetic resonance imaging in patients with brain tumor

P. V. van Zijl, R. Wirestam, G. Helms, 2022, NMR in biomedicine.

Towards robust glucose chemical exchange saturation transfer imaging in humans at 3 T: Arterial input function measurements and the effects of infusion time

Nirbhay N. Yadav, P. V. van Zijl, R. Wirestam, 2021, NMR in biomedicine.

Arterial Input Functions and Tissue Response Curves in Dynamic Glucose-Enhanced (DGE) Imaging: Comparison Between glucoCEST and Blood Glucose Sampling in Humans

Karin Markenroth Bloch, Pia C. Sundgren, Peter C.M. van Zijl, 2018, Tomography.

Effects of red blood cells with reduced deformability on cerebral blood flow and vascular water transport: measurements in rats using time-resolved pulsed arterial spin labelling at 9.4 T

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2021, European Radiology Experimental.

Accuracy of $q$-Space Related Parameters in MRI: Simulations and Phantom Measurements

Markus Nilsson, Daniel Topgaard, Freddy Ståhlberg, 2007, IEEE Transactions on Medical Imaging.

Visualisation of displacement-distribution parameters in q-space imaging

Elna-Marie Larsson, Freddy Ståhlberg, Ronnie Wirestam, 2003 .

A linear mixed perfusion model for tissue partial volume correction of perfusion estimates in dynamic susceptibility contrast MRI: Impact on absolute quantification, repeatability, and agreement with pseudo‐continuous arterial spin labeling

Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam, 2017, Magnetic resonance in medicine.

Comparison of quantitative dynamic susceptibility-contrast MRI perfusion estimates obtained using different contrast-agent administration schemes at 3T.

Elna-Marie Larsson, Linda Knutsson, Freddy Ståhlberg, 2010, European journal of radiology.

Quantification of microcirculatory parameters by joint analysis of flow‐compensated and non‐flow‐compensated intravoxel incoherent motion (IVIM) data

Markus Nilsson, Daniel Topgaard, Linda Knutsson, 2016, NMR in biomedicine.

Improved calculation of the equilibrium magnetization of arterial blood in arterial spin labeling

Esben Thade Petersen, Linda Knutsson, Ronnie Wirestam, 2018, Magnetic resonance in medicine.

Abnormal cerebral hemodynamics and blood-brain barrier permeability detected with perfusion MRI in systemic lupus erythematosus patients

R. Wirestam, P. Sundgren, J. Lätt, 2023, NeuroImage: Clinical.

Dimensionality reduction of fMRI time series data using locally linear embedding

Markus Nilsson, Peter Mannfolk, Freddy Ståhlberg, 2010, Magnetic Resonance Materials in Physics, Biology and Medicine.

Cerebral perfusion information obtained by dynamic contrast‐enhanced phase‐shift magnetic resonance imaging: comparison with model‐free arterial spin labelling

Karin Markenroth Bloch, Linda Knutsson, Freddy Ståhlberg, 2010, Clinical Physiology and Functional Imaging.

Combining phase and magnitude information for contrast agent quantification in dynamic contrast‐enhanced MRI using statistical modeling

Jun Yu, Patrik Brynolfsson, Ronnie Wirestam, 2015, Magnetic resonance in medicine.

Uncertainty estimation in dynamic contrast‐enhanced MRI

Jun Yu, Adam Johansson, Patrik Brynolfsson, 2013, Magnetic resonance in medicine.

Variability in diffusion kurtosis imaging: Impact on study design, statistical power and interpretation

Alexander Leemans, Markus Nilsson, Filip Szczepankiewicz, 2013, NeuroImage.

Magnetic Resonance Imaging and Ultrasound Experience from the EMIT and EMITEL e-Learning and e-Encyclopedia Projects

Tomas Jansson, Fernando S. Schlindwein, F. Milano, 2009 .

MRI thermometry in phantoms by use of the proton resonance frequency shift method: application to interstitial laser thermotherapy

B. Persson, R. Wirestam, S. Brockstedt, 1998, Physics in medicine and biology.

Estimation of diffusion, perfusion and fractional volumes using a multi-compartment relaxation-compensated intravoxel incoherent motion (IVIM) signal model

F. Ståhlberg, R. Wirestam, O. Pasternak, 2019, European journal of radiology open.

The perfusion fraction in volunteers and in patients with ischaemic stroke

C Thomsen, F Ståhlberg, R Wirestam, 1997, Acta radiologica.

Comparison of contrast agents with high molarity and with weak protein binding in cerebral perfusion imaging at 3 T

E. Larsson, F. Ståhlberg, R. Wirestam, 2005, Journal of magnetic resonance imaging : JMRI.

Intravoxel incoherent motion (IVIM) imaging at different magnetic field strengths: what is feasible?

Markus Nilsson, Linda Knutsson, Freddy Ståhlberg, 2014, Magnetic resonance imaging.

Measurement of vascular water transport in human subjects using time‐resolved pulsed arterial spin labelling

R. Wirestam, Linda Knutsson, Adnan Bibic, 2015, NMR in Biomedicine.

Denoising of arterial spin labeling data: wavelet-domain filtering compared with Gaussian smoothing

F. Ståhlberg, R. Wirestam, Linda Knutsson, 2010, Magnetic Resonance Materials in Physics, Biology and Medicine.

Deep learning–based Lorentzian fitting of water saturation shift referencing spectra in MRI

Nirbhay N. Yadav, R. Wirestam, Linda Knutsson, 2023, Magnetic resonance in medicine.

Prediction of Consolidation Tumor Ratio on Planning CT Images of Lung Cancer Patients Treated with Radiotherapy Based on Deep Learning

H. Arimura, R. Wirestam, H. Yabuuchi, 2024, Applied Sciences.

MRI-Based Quantification of Magnetic Susceptibility in Gel Phantoms: Assessment of Measurement and Calculation Accuracy

R. Wirestam, Emelie Lind, E. Olsson, 2018, Radiology research and practice.

Magnetic resonance imaging versus chemical fat extraction in a small passerine, the willow warbler Phylloscopus trochilus: A fat-score based statistical comparison

A. Hedenström, R. Wirestam, M. Rosén, 2009 .