Ronnie Wirestam
Professor
Publikationer
Visar av publikationer. Sorterade efter år och sen titel.
Aspects of Throughput Rate and Scientific Output in Doctoral Education: Changes over Time at the Departmental Level
Ronnie Wirestam
(2024) Education Sciences, 14
Artikel i tidskriftPrediction of Consolidation Tumor Ratio on Planning CT Images of Lung Cancer Patients Treated with Radiotherapy Based on Deep Learning
Yizhi Tong, Hidetaka Arimura, Tadamasa Yoshitake, Yunhao Cui, Takumi Kodama, et al.
(2024) Applied Sciences (Switzerland), 14
Artikel i tidskriftDeep learning-based Lorentzian fitting of water saturation shift referencing spectra in MRI
Sajad Mohammed Ali, Nirbhay N Yadav, Ronnie Wirestam, Munendra Singh, Hye-Young Heo, et al.
(2023) Magnetic Resonance in Medicine, 90 p.1610-1624
Artikel i tidskriftAbnormal cerebral hemodynamics and blood-brain barrier permeability detected with perfusion MRI in systemic lupus erythematosus patients
T. Salomonsson, T. Rumetshofer, A. Jönsen, Anders A. Bengtsson, K. A. Zervides, et al.
(2023) NeuroImage: Clinical, 38
Artikel i tidskriftTissue response curve shape analysis of dynamic glucose enhanced (DGE) and dynamic contrast enhanced (DCE) MRI in patients with brain tumor
Anina Seidemo, Ronnie Wirestam, Gunther Helms, Karin Markenroth bloch, Xiang Xu, et al.
(2023) NMR in Biomedicine, 36
Artikel i tidskriftA numerical human brain phantom for dynamic glucose-enhanced (DGE) MRI : On the influence of head motion at 3T
Patrick M Lehmann, Anina Seidemo, Mads Andersen, Xiang Xu, Xu Li, et al.
(2023) Magnetic Resonance in Medicine, 89 p.1871-1887
Artikel i tidskriftArterial Input Function : A Friend or Foe?
Linda Knutsson, Ronnie Wirestam, Emelie Lind
(2023) Quantitative Perfusion MRI : Techniques, Applications and Practical Considerations, 11 p.171-196
Del av eller Kapitel i bokTest-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
Ronnie Wirestam, Anna Lundberg, Arthur Chakwizira, Danielle van Westen, Linda Knutsson, et al.
(2022) Heliyon, 8
Artikel i tidskriftNon-parametric deconvolution using Bézier curves for quantification of cerebral perfusion in dynamic susceptibility contrast MRI
Arthur Chakwizira, André Ahlgren, Linda Knutsson, Ronnie Wirestam
(2022) Magnetic Resonance Materials in Physics, Biology, and Medicine, 35 p.791-804
Artikel i tidskriftNotes on quantitative susceptibility mapping reconstruction accuracy under challenging conditions: Phantom measurements and simulations
Anna Lundberg, Emelie Lind, Linda Knutsson, Ronnie Wirestam
(2022) Journal of Medical and Scientific Research, 10 p.111-117
Artikel i tidskriftPrinciples behind Magnetic Resonance Imaging (MRI)
Ronnie Wirestam
(2022) Series in Medical Physics and Biomedical Engineering, 1
Del av eller Kapitel i bokComparison of MRI methods for measuring whole-brain oxygen extraction fraction under different geometric conditions at 7T
Anna Lundberg, Emelie Lind, Hampus Olsson, Gunther Helms, Linda Knutsson, et al.
(2022) Journal of Neuroimaging, 32 p.442-458
Artikel i tidskriftTowards robust glucose chemical exchange saturation transfer imaging in humans at 3 T: Arterial input function measurements and the effects of infusion time
Anina Seidemo, Patrick M. Lehmann, Anna Rydhög, Ronnie Wirestam, Gunther Helms, et al.
(2022) NMR in Biomedicine, 35 p.4624-4624
Artikel i tidskriftMapping magnetization transfer saturation (MTsat) in human brain at 7T : Protocol optimization under specific absorption rate constraints
Hampus Olsson, Mads Andersen, Ronnie Wirestam, Gunther Helms
(2021) Magnetic Resonance in Medicine
Artikel i tidskriftRadiofrequency bias correction of magnetization prepared rapid gradient echo MRI at 7.0 Tesla using an external reference in a sequential protocol
Hampus Olsson, Mikael Novén, Jimmy Lätt, Ronnie Wirestam, Gunther Helms
(2021) Tomography : a journal for imaging research, 7 p.434-451
Artikel i tidskriftEffects 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
Adnan Bibic, Tea Sordia, Erik Henningsson, Linda Knutsson, Freddy Ståhlberg, et al.
(2021) European Radiology Experimental, 5 p.1-12
Artikel i tidskriftDynamic contrast-enhanced QSM for perfusion imaging : a systematic comparison of ΔR2*- and QSM-based contrast agent concentration time curves in blood and tissue
Emelie Lind, Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam
(2020) Magnetic Resonance Materials in Physics, Biology, and Medicine, 33 p.663-676
Artikel i tidskriftReducing bias in dual flip angle T1-mapping in human brain at 7T
Hampus Olsson, Mads Andersen, Jimmy Lätt, Ronnie Wirestam, Gunther Helms
(2020) Magnetic Resonance in Medicine, 84 p.1347-1358
Artikel i tidskriftEstimation of diffusion, perfusion and fractional volumes using a multi-compartment relaxation-compensated intravoxel incoherent motion (IVIM) signal model
Anna Rydhög, Ofer Pasternak, Freddy Ståhlberg, André Ahlgren, Linda Knutsson, et al.
(2019) European Journal of Radiology Open, 6 p.198-205
Artikel i tidskriftMagnetization transfer (MT) of human brain at 7T in the context of a 3D multi-parameter mapping protocol
Hampus Olsson, Mads Andersen, Jimmy Lätt, Ronnie Wirestam, Gunther Helms
(2019) Proc Intl Soc Magn Reson Med, 27
KonferensbidragArterial Input Functions and Tissue Response Curves in Dynamic Glucose-Enhanced (DGE) Imaging: Comparison Between glucoCEST and Blood Glucose Sampling in Humans
Linda Knutsson, Anina Seidemo, Anna Rydhög, Karin Markenroth Bloch, Rita R Kalyani, et al.
(2018) Tomography : a journal for imaging research, 4 p.164-171
Artikel i tidskriftImproved calculation of the equilibrium magnetization of arterial blood in arterial spin labeling
André Ahlgren, Ronnie Wirestam, Linda Knutsson, Esben Thade Petersen
(2018) Magnetic Resonance in Medicine, 80 p.2223-2231
Artikel i tidskriftFlow-Compensated IVIM in the Ballistic Regime: Data Acquisition, Modeling and Brain Applications
André Ahlgren, Ronnie Wirestam
(2018) Intravoxel Incoherent Motion (IVIM) MRI: Principles and Applications
Del av eller Kapitel i bokMRI-Based Quantification of Magnetic Susceptibility in Gel Phantoms : Assessment of Measurement and Calculation Accuracy
Emma Olsson, Ronnie Wirestam, Emelie Lind
(2018) Radiology research and practice, 2018
Artikel i tidskriftAssessment of MRI contrast agent concentration by quantitative susceptibility mapping (QSM) : application to estimation of cerebral blood volume during steady state
Emelie Lind, Linda Knutsson, Robin Kämpe, Freddy Ståhlberg, Ronnie Wirestam
(2017) Magnetic Resonance Materials in Physics, Biology, and Medicine, 30 p.555-566
Artikel i tidskriftDynamic Susceptibility Contrast MRI at 7 T:Tail-Scaling Analysis and Inferences About Field Strength Dependence
Linda Knutsson, Xiang Xu, Freddy Ståhlberg, Peter Barker, Emelie Lind, et al.
(2017) Tomography : a journal for imaging research, 3 p.8-74
Artikel i tidskriftSeparating Blood and Water: Perfusion and Free Water Elimination from Diffusion MRI in the Human Brain.
Anna Scherman Rydhög, Filip Szczepankiewicz, Ronnie Wirestam, André Ahlgren, Carl-Fredrik Westin, et al.
(2017) NeuroImage, 156 p.423-434
Artikel i tidskriftQuantification of normal cerebral oxygen extraction and oxygen metabolism by phase-based MRI susceptometry: evaluation of repeatability using two different imaging protocols.
Robin Kämpe, Emelie Lind, Freddy Ståhlberg, Danielle van Westen, Linda Knutsson, et al.
(2017) Clinical Physiology and Functional Imaging, 37 p.220-2011
Artikel i tidskriftA 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
André Ahlgren, Ronnie Wirestam, Emelie Lind, Freddy Ståhlberg, Linda Knutsson
(2017) Magnetic Resonance in Medicine, 77 p.2203-2214
Artikel i tidskriftDynamic 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.
Ronnie Wirestam, Emelie Lind, André Ahlgren, Freddy Ståhlberg, Linda Knutsson
(2016) Magnetic Resonance Materials in Physics, Biology, and Medicine, 29 p.823-831
Artikel i tidskriftQuantification of microcirculatory parameters by joint analysis of flow-compensated and non-flow-compensated intravoxel incoherent motion (IVIM) data.
André Ahlgren, Linda Knutsson, Ronnie Wirestam, Markus Nilsson, Freddy Ståhlberg, et al.
(2016) NMR in Biomedicine, 29 p.640-649
Artikel i tidskriftMeasurement of vascular water transport in human subjects using time-resolved pulsed arterial spin labelling.
Adnan Bibic, Linda Knutsson, Anders Schmidt, Erik Henningsson, Sven Månsson, et al.
(2015) NMR in Biomedicine, 28 p.1059-1068
Artikel i tidskriftAccuracy of Parenchymal Cerebral Blood Flow Measurements Using Pseudocontinuous Arterial Spin-Labeling in Healthy Volunteers.
K Ambarki, A Wåhlin, L Zarrinkoob, Ronnie Wirestam, J Petr, et al.
(2015) AJNR, 36 p.1816-1821
Artikel i tidskriftCombining Phase and Magnitude Information for Contrast Agent Quantification in Dynamic Contrast-Enhanced MRI Using Statistical Modeling
Patrik Brynolfsson, Jun Yu, Ronnie Wirestam, Mikael Karlsson, Anders Garpebring
(2015) Magnetic Resonance in Medicine, 74 p.1156-1164
Artikel i tidskriftReduction of arterial partial volume effects for improved absolute quantification of DSC-MRI perfusion estimates: Comparison between tail scaling and prebolus administration.
Linda Knutsson, Emelie Lind, André Ahlgren, Matthias J P van Osch, Karin Markenroth Bloch, et al.
(2015) Journal of Magnetic Resonance Imaging, 41 p.903-908
Artikel i tidskriftPartial volume correction of brain perfusion estimates using the inherent signal data of time-resolved arterial spin labeling.
André Ahlgren, Ronnie Wirestam, Esben Thade Petersen, Freddy Ståhlberg, Linda Knutsson
(2014) NMR in Biomedicine, 27 p.1112-1122
Artikel i tidskriftAutomatic brain segmentation using fractional signal modeling of a multiple flip angle, spoiled gradient-recalled echo acquisition.
André Ahlgren, Ronnie Wirestam, Freddy Ståhlberg, Linda Knutsson
(2014) Magma, 27 p.551-565
Artikel i tidskriftDynamic susceptibility contrast MRI with a prebolus contrast agent administration design for improved absolute quantification of perfusion.
Linda Knutsson, Emelie Lind, André Ahlgren, Matthias J P van Osch, Karin Markenroth Bloch, et al.
(2014) Magnetic Resonance in Medicine, 72 p.996-1006
Artikel i tidskriftAbsolute quantification of perfusion by dynamic susceptibility contrast MRI using Bookend and VASO steady-state CBV calibration: a comparison with pseudo-continuous ASL.
Emelie Lind, Ronnie Wirestam, Karin Markenroth Bloch, André Ahlgren, Matthias J P van Osch, et al.
(2014) Magma, 27 p.487-499
Artikel i tidskriftIntravoxel Incoherent Motion (IVIM) Imaging at Different Magnetic Field Strengths: What is Feasible?
Anna Scherman Rydhög, Matthias J P van Osch, Emelie Lind, Markus Nilsson, Jimmy Lätt, et al.
(2014) Magnetic Resonance Imaging, 32 p.1247-1258
Artikel i tidskriftPerfusion Imaging and Hyperpolarized Agents for MRI
Ronnie Wirestam, Sven Månsson, Linda Knutsson
(2014) Comprehensive Biomedical Physics, 3 p.37-53
Del av eller Kapitel i bokEffects of blood ΔR(2)* non-linearity on absolute perfusion quantification using DSC-MRI: Comparison with Xe-133 SPECT.
Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam, Matthias J van Osch
(2013) Magnetic Resonance Imaging, 31 p.651-655
Artikel i tidskriftRegional values of diffusional kurtosis estimates in the healthy brain.
Jimmy Lätt, Markus Nilsson, Ronnie Wirestam, Freddy Ståhlberg, Nils Karlsson, et al.
(2013) Journal of Magnetic Resonance Imaging, 37 p.610-618
Artikel i tidskriftVariability in diffusion kurtosis imaging: Impact on study design, statistical power and interpretation.
Filip Szczepankiewicz, Jimmy Lätt, Ronnie Wirestam, Alexander Leemans, Pia Sundgren, et al.
(2013) NeuroImage, 76 p.145-154
Artikel i tidskriftPerfusion quantification by model-free arterial spin labeling using nonlinear stochastic regularization deconvolution.
André Ahlgren, Ronnie Wirestam, Esben Thade Petersen, Freddy Ståhlberg, Linda Knutsson
(2013) Magnetic Resonance in Medicine, 70 p.1470-1480
Artikel i tidskriftUncertainty estimation in dynamic contrast-enhanced MRI
Anders Garpebring, Patrik Brynolfsson, Jun Yu, Ronnie Wirestam, Adam Johansson, et al.
(2013) Magnetic Resonance in Medicine, 69 p.992-1002
Artikel i tidskriftUsing contrast agents to obtain maps of regional perfusion and capillary wall permeability
Ronnie Wirestam
(2012) Imaging in Medicine, 4 p.423-442
Artikel i tidskriftCore curriculum for medical physicists in radiology. Recommendations from an EFOMP/ESR working group
Jacob Geleijns, Eamann Breatnach, Alfonso Calzado Cantera, John Damilakis, Philip Dendy, et al.
(2012) Insights into Imaging, 3 p.197-200
Artikel i tidskriftCorrelation between arterial blood volume obtained by arterial spin labelling and cerebral blood volume in intracranial tumours.
Danielle van Westen, Esben T Petersen, Ronnie Wirestam, Roger Siemund, Karin Markenroth Bloch, et al.
(2011) Magma, 24 p.211-223
Artikel i tidskriftPhase-based arterial input functions in humans applied to dynamic contrast-enhanced MRI: potential usefulness and limitations
Anders Garpebring, Ronnie Wirestam, Jun Yu, Thomas Asklund, Mikael Karlsson
(2011) Magma, 24 p.233-245
Artikel i tidskriftEffects of Inflow and Radiofrequency Spoiling on the Arterial Input Function in Dynamic Contrast-Enhanced MRI: A Combined Phantom and Simulation Study
Anders Garpebring, Ronnie Wirestam, Nils Ostlund, Mikael Karlsson
(2011) Magnetic Resonance in Medicine, 65 p.1670-1679
Artikel i tidskriftCan resting-state functional MRI serve as a complement to task-based mapping of sensorimotor function? A test-retest reliability study in healthy volunteers.
Peter Mannfolk, Markus Nilsson, Henrik Hansson, Freddy Ståhlberg, Peter Fransson, et al.
(2011) Journal of Magnetic Resonance Imaging, 34 p.511-517
Artikel i tidskriftDimensionality reduction of fMRI time series data using locally linear embedding.
Peter Mannfolk, Ronnie Wirestam, Markus Nilsson, Freddy Ståhlberg, Johan Olsrud
(2010) Magma, 23 p.327-338
Artikel i tidskriftEvaluating the accuracy and precision of a two-compartment Kärger model using Monte Carlo simulations.
Markus Nilsson, Erik Alerstam, Ronnie Wirestam, Freddy Ståhlberg, Sara Brockstedt, et al.
(2010) Journal of Magnetic Resonance, 206 p.59-67
Artikel i tidskriftAssessment of spatial BOLD sensitivity variations in fMRI using gradient-echo field maps.
Peter Mannfolk, Ronnie Wirestam, Markus Nilsson, Danielle van Westen, Freddy Ståhlberg, et al.
(2010) Magnetic Resonance Imaging, 28 p.947-956
Artikel i tidskriftCerebral perfusion information obtained by dynamic contrast-enhanced phase-shift magnetic resonance imaging: comparison with model-free arterial spin labelling.
Ronnie Wirestam, Emelie Lindgren, Danielle van Westen, Karin Markenroth Bloch, Freddy Ståhlberg, et al.
(2010) Clinical Physiology and Functional Imaging, 30 p.375-379
Artikel i tidskriftComparison of quantitative dynamic susceptibility-contrast MRI perfusion estimates obtained using different contrast-agent administration schemes at 3T.
Ronnie Wirestam, Oliver Thilmann, Linda Knutsson, Isabella Björkman-Burtscher, Elna-Marie Larsson, et al.
(2010) European Journal of Radiology, 75 p.86-91
Artikel i tidskriftAbsolute quantification of cerebral blood flow: correlation between dynamic susceptibility contrast MRI and model-free arterial spin labeling.
Linda Knutsson, Danielle van Westen, Esben T Petersen, Karin Markenroth Bloch, Stig Holtås, et al.
(2010) Magnetic Resonance Imaging, 28 p.1-7
Artikel i tidskriftDenoising of arterial spin labeling data: wavelet-domain filtering compared with Gaussian smoothing.
Adnan Bibic, Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam
(2010) Magma, 23 p.125-137
Artikel i tidskriftAbsolute quantification of perfusion using dynamic susceptibility contrast MRI: pitfalls and possibilities.
Linda Knutsson, Freddy Ståhlberg, Ronnie Wirestam
(2010) Magma, 23 p.1-21
Artikel i tidskriftDiffusion-weighted MRI measurements on stroke patients reveal water-exchange mechanisms in sub-acute ischaemic lesions.
Jimmy Lätt, Markus Nilsson, Danielle van Westen, Ronnie Wirestam, Freddy Ståhlberg, et al.
(2009) NMR in Biomedicine, 22 p.619-628
Artikel i tidskriftOn the effects of a varied diffusion time in vivo: is the diffusion in white matter restricted?
Markus Nilsson, Jimmy Lätt, Emil Nordh, Ronnie Wirestam, Freddy Ståhlberg, et al.
(2009) Magnetic Resonance Imaging, 27 p.176-187
Artikel i tidskriftChange in Cerebral Perfusion Detected by Dynamic Susceptibility Contrast Magnetic Resonance Imaging Normal volunteers examined during normal breathing and hyperventilation
Ronnie Wirestam, Christian Engvall, Erik Ryding, Stig Holtas, Freddy Stahlberg, et al.
(2009) 2009 3Rd International Conference On Bioinformatics And Biomedical Engineering, Vols 1-11 , p.2291-2294
KonferensbidragMagnetic resonance imaging versus chemical fat extraction in a small passerine, the willow warbler Phylloscopus trochilus: A fat-score based statistical comparison
Anders Hedenström, Timmy Fagerlund, Mikael Rosén, Ronnie Wirestam
(2009) Journal of Avian Biology, 40 p.457-460
Artikel i tidskriftChanges in cerebral perfusion detected by dynamic susceptibility contrast magnetic resonance imaging: Normal volunteers examined during normal breathing and hyperventilation
Ronnie Wirestam, Christian Engvall, Erik Ryding, Stig Holtås, Freddy Ståhlberg, et al.
(2009) Journal of Biomedical Science and Engineering, 2 p.210-215
Artikel i tidskriftModel-free arterial spin labelling for cerebral blood flow quantification: introduction of regional arterial input functions identified by factor analysis.
Linda Knutsson, Karin M Bloch, Stig Holtås, Ronnie Wirestam, Freddy Ståhlberg
(2008) Magnetic Resonance Imaging, 26 p.554-559
Artikel i tidskriftHuman cerebral blood volume (CBV) measured by dynamic susceptibility contrast MRI and 99mTc-RBC SPECT.
Christian Engvall, Erik Ryding, Ronnie Wirestam, Stig Holtås, Kaj Ljunggren, et al.
(2008) Journal of Neurosurgical Anesthesiology, 20 p.41-44
Artikel i tidskriftIn vivo visualization of displacement-distribution-derived parameters in q-space imaging.
Jimmy Lätt, Markus Nilsson, Ronnie Wirestam, Edvin Johansson, Elna-Marie Larsson, et al.
(2008) Magnetic Resonance Imaging, 26 p.77-87
Artikel i tidskriftMAGNETIC RESONANCE IMAGING FOR NONINVASIVE ANALYSIS OF FAT STORAGE IN MIGRATORY BIRDS
Ronnie Wirestam, Timmy Fagerlund, Mikael Rosén, Anders Hedenström
(2008) The Auk, 125 p.965-971
Artikel i tidskriftAbsolute quantification of cerebral blood flow in normal volunteers: Correlation between Xe-133SPECT and dynamic susceptibility contrast MRI
Linda Knutsson, Siv Börjesson, Elna-Marie Larsson, Jarl Risberg, Lars Gustafson, et al.
(2007) Journal of Magnetic Resonance Imaging, 26 p.913-920
Artikel i tidskriftGadolinium Contrast Agent is of Limited Value for Magnetic Resonance Imaging Assessment of Synovial Hypertrophy in Hemophiliacs.
Björn Lundin, Erik Berntorp, Holger Pettersson, Ronnie Wirestam, K Jonsson, et al.
(2007) Acta Radiologica, 48 p.520-530
Artikel i tidskriftAttempts 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.
Ronnie Wirestam, Linda Knutsson, Jarl Risberg, Siv Börjesson, Elna-Marie Larsson, et al.
(2007) Acta Radiologica, 48 p.550-556
Artikel i tidskriftEffects of restricted diffusion in a biological phantom: a q-space diffusion MRI study of asparagus stems at a 3T clinical scanner
Jimmy Lätt, Markus Nilsson, Anna Rydhög, Ronnie Wirestam, Freddy Ståhlberg, et al.
(2007) Magma, 20 p.213-222
Artikel i tidskriftAccuracy of q-space related parameters in MRI: Simulations and phantom measurements
Jimmy Lätt, Markus Nilsson, Carin Malmborg, Hannah Rosquist, Ronnie Wirestam, et al.
(2007) IEEE Transactions on Medical Imaging, 26 p.1437-1447
Artikel i tidskriftDynamic Susceptibility Contrast-Enhanced Perfusion Magnetic Resonance (MR) Imaging Combined with Contrast-Enhanced MR Imaging in the Follow-up of Immunogene-Treated Glioblastoma Multiforme.
Lars Stenberg, Elisabet Englund, Ronnie Wirestam, Peter Siesjö, Leif Salford, et al.
(2006) Acta Radiologica, 47 p.852-861
Artikel i tidskriftEndovascular treatment of intracerebral arteriovenous malformations: procedural safety, complications, and results evaluated by MR imaging, including diffusion and perfusion imaging.
Mats Cronqvist, Ronnie Wirestam, B Ramgren, Lennart Brandt, Bertil Romner, et al.
(2006) AJNR, 27 p.162-176
Artikel i tidskriftCalculation of cerebral perfusion parameters using regional arterial input functions identified by factor analysis.
Linda Knutsson, Elna-Marie Larsson, Oliver Thilmann, Freddy Ståhlberg, Ronnie Wirestam
(2006) Journal of Magnetic Resonance Imaging, 23 p.444-453
Artikel i tidskriftDenoising of complex MRI data by wavelet-domain filtering: Application to high-b-value diffusion-weighted imaging.
Ronnie Wirestam, Adnan Bibic, Jimmy Lätt, Sara Brockstedt, Freddy Ståhlberg
(2006) Magnetic Resonance in Medicine, 56 p.1114-1120
Artikel i tidskriftComparison of contrast agents with high molarity and with weak protein binding in cerebral perfusion imaging at 3 T.
Oliver Thilmann, Elna-Marie Larsson, Isabella Björkman-Burtscher, Freddy Ståhlberg, Ronnie Wirestam
(2005) Journal of Magnetic Resonance Imaging, 22 p.597-604
Artikel i tidskriftDiffusion and perfusion MRI in patients with ruptured and unruptured intracranial aneurysms treated by endovascular coiling: complications, procedural results, MR findings and clinical outcome.
Mats Cronqvist, Ronnie Wirestam, B Ramgren, Lennart Brandt, Ola Nilsson, et al.
(2005) Neuroradiology, 47 p.855-873
Artikel i tidskriftWavelet-based noise reduction for improved deconvolution of time-series data in dynamic susceptibility-contrast MRI.
Ronnie Wirestam, Freddy Ståhlberg
(2005) Magma, 18 p.113-118
Artikel i tidskriftDevelopment of educational image databases and e-books for medical physics training
S Tabakov, V C Roberts, B-A Jonsson, Michael Ljungberg, C A Lewis, et al.
(2005) Medical Engineering & Physics, 27 p.591-598
Artikel i tidskriftEMERALD & EMIT – worldwide computer aided education and training packages in medical physics
Bo-Anders Jönsson, SD Tabakov, V Aitken, M Almqvist, G Clarke, et al.
(2005) CAL-laborate, 13 p.10-15
Artikel i tidskriftEuropean Medical Imaging Technology Training, EMIT – ett prisbelönt EU-utbildningsprojekt
Monica Almqvist, Tomas Jansson, Bo-Anders Jönsson, Inger-Lena Lamm, Michael Ljungberg, et al.
(2005) [Host publication title missing]
KonferensbidragPerfusion assessment with bolus differentiation : a technique applicable to hyperpolarized tracers
Edvin Johansson, L E Olsson, S Månsson, J S Petersson, K Golman, et al.
(2004) Magnetic Resonance in Medicine, 52 p.51-1043
Artikel i tidskriftCerebral perfusion assessment by bolus tracking using hyperpolarized 13C.
Edvin Johansson, S Månsson, Ronnie Wirestam, Jonas Svensson, J S Petersson, et al.
(2004) Magnetic Resonance in Medicine, 51 p.464-472
Artikel i tidskriftAspects 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, 22 p.789-798
Artikel i tidskriftEffects of echo time variation on perfusion assessment using dynamic susceptibility contrast MR imaging at 3 tesla.
Oliver Thilmann, Elna-Marie Larsson, Isabella Björkman-Burtscher, Freddy Ståhlberg, Ronnie Wirestam
(2004) Magnetic Resonance Imaging, 22 p.929-935
Artikel i tidskriftPerfusion assessment with bolus differentiation: A technique applicable to hyperpolarized tracers.
Edvin Johansson, L E Olsson, Sofie Ceberg, J S Petersson, K Golman, et al.
(2004) Magnetic Resonance in Medicine, 52 p.1043-1051
Artikel i tidskriftVisualisation of displacement-distribution parameters in q-space imaging
Jimmy Lätt, Sara Brockstedt, Ronnie Wirestam, Elna-Marie Larsson, Freddy Ståhlberg
(2003) Proceedings of the International Society for Magnetic Resonance in Medicine , p.590-590
KonferensbidragMedical physics e-learning training materials. Information Technology Applications in Biomedicine
S Tabakov, VC Roberts, Bo-Anders Jönsson, Michael Ljungberg, CA Lewis, et al.
(2003) 4th International IEEE EMBS Special Topic Conference on Information Technology Applications in Biomedicine, 2003. , p.94-97
KonferensbidragCombined diffusion weighting and CSF suppression in functional MRI.
Linda Knutsson, Max Bolling, Ronnie Wirestam, Stig Holtås, Freddy Ståhlberg
(2002) NMR in Biomedicine, 15 p.235-240
Artikel i tidskriftPerfusion-related parameters in intravoxel incoherent motion MR imaging compared with CBV and CBF measured by dynamic susceptibility-contrast MR technique
Ronnie Wirestam, M Borg, Sara Brockstedt, Arne Lindgren, Stig Holtås, et al.
(2001) Acta Radiologica, 42 p.123-128
Artikel i tidskriftDiffusion- and perfusion-weighted MRI in therapeutic neurointerventional procedures
Mats Cronqvist, Birgitta Ramgren, Bo Geijer, Ronnie Wirestam, Lennart Brandt, et al.
(2001) Neuroradiology, 43 p.662-671
Artikel i tidskriftRegional cerebral blood flow distributions in normal volunteers: dynamic susceptibility contrast MRI compared with 99mTc-HMPAO SPECT
Ronnie Wirestam, Erik Ryding, Arne Lindgren, Bo Geijer, Leif Ostergaard, et al.
(2000) Journal of Computer Assisted Tomography, 24 p.526-530
Artikel i tidskriftAbsolute cerebral blood flow measured by dynamic susceptibility contrast MRI: a direct comparison with Xe-133 SPECT
Ronnie Wirestam, Erik Ryding, Arne Lindgren, Bo Geijer, Stig Holtås, et al.
(2000) Magma, 11 p.96-103
Artikel i tidskriftAssessment of regional cerebral blood flow by dynamic susceptibility contrast MRI using different deconvolution techniques
Ronnie Wirestam, Linda Knutsson, Leif Ostergaard, Max Bolling, Juha-Petri Aunola, et al.
(2000) Magnetic Resonance in Medicine, 43 p.691-700
Artikel i tidskriftSingle-shot diffusion-weighted echo-planar imaging of normal and cirrhotic livers using a phased-array multicoil.
F. Ståhlberg, S. Brockstedt, C. Thomsen, R. Wirestam
(1999) Acta radiologica (Stockholm, Sweden : 1987), 40 p.339-339
Artikel i tidskriftFinite element analysis for simplified thermal dose planning in interstitial laser thermotherapy
Johan Olsrud, Ronnie Wirestam, Bertil R.R. Persson, Karl Goran Tranberg
(1999) Proceedings of SPIE - The International Society for Optical Engineering, 3565 p.24-29
KonferensförordTriggering in quantitative diffusion imaging with single-shot EPI
Sara Brockstedt, M Borg, Bo Geijer, Ronnie Wirestam, C Thomsen, et al.
(1999) Acta Radiologica, 40 p.263-269
Artikel i tidskriftSimplified treatment planning for interstitial laser thermotherapy by disregarding light transport: A numerical study
Johan Olsrud, Ronnie Wirestam, Bertil R Persson, Karl-Göran Tranberg
(1999) Lasers in Surgery and Medicine, 25 p.304-314
Artikel i tidskriftQuantitative diffusion coefficient maps using fast spin-echo MRI
Sara Brockstedt, C Thomsen, Ronnie Wirestam, Stig Holtås, Freddy Ståhlberg
(1998) Magnetic Resonance Imaging, 16 p.877-886
Artikel i tidskriftMRI thermometry in phantoms by use of the proton resonance frequency shift method: application to interstitial laser thermotherapy
Johan Olsrud, Ronnie Wirestam, Sara Brockstedt, Annika M K Nilsson, Karl-Göran Tranberg, et al.
(1998) Physics in Medicine and Biology, 43 p.2597-2613
Artikel i tidskriftThe perfusion fraction in volunteers and in patients with ischaemic stroke
Ronnie Wirestam, Sara Brockstedt, Arne Lindgren, Bo Geijer, C Thomsen, et al.
(1997) Acta Radiologica, 38 p.961-964
Artikel i tidskriftQuantification of low-velocity motion using a navigator-echo supported MR velocity-mapping technique: application to intracranial dynamics in volunteers and patients with brain tumours
Ronnie Wirestam, Leif Salford, C Thomsen, Sara Brockstedt, B R Persson, et al.
(1997) Magnetic Resonance Imaging, 15 p.1-11
Artikel i tidskriftTheoretical and experimental evaluation of phase-dispersion effects caused by brain motion in diffusion and perfusion MR imaging
Ronnie Wirestam, Dan Greitz, Carsten Thomsen, Sara Brockstedt, Magnus B. E. Olsson, et al.
(1996) Journal of Magnetic Resonance Imaging, 6 p.348-355
Artikel i tidskriftUse of an enhanced gradient system for diffusion MR imaging with motion-artifact reduction
Sara Brockstedt, C Thomsen, Ronnie Wirestam, J De Poorter, C De Wagter, et al.
(1995) Acta Radiologica, 36 p.662-670
Artikel i tidskriftDeuterium MR spectroscopy at 4.7 T: Quantification of tumour and subcutaneous tissue blood flow in animal models
Ronnie Wirestam, Vibeke Andrée Larsen, Max Stubgaard, Carsten Thomsen, Barbro Vikhoff, et al.
(1995) Acta Radiologica, 36 p.85-91
Artikel i tidskriftA computer simulation program for MR imaging: Application to RF and static magnetic field imperfections
Magnus B E Olsson, Ronnie Wirestam, Bertil R Persson
(1995) Magnetic Resonance in Medicine, 34 p.612-617
Artikel i tidskriftPulsatile brain movement and associated hydrodynamics studied by magnetic resonance phase imaging: The Monro-Kellie doctrine revisited
Dan Greitz, Ronnie Wirestam, Anders Franck, Bo Nordell, Carsten Thomsen, et al.
(1992) Neuroradiology, 34 p.370-380
Artikel i tidskriftEvaluation of a restricted-volume technique for T1 measurements in the vicinity of object interfaces
Ronnie Wirestam, Freddy Ståhlberg, Elna-Marie Larsson, J O Christoffersson, Stig Holtås
(1991) Acta Radiologica, 32 p.436-437
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