Freddy Ståhlberg
Professor
Publikationer
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RQ20 - Lund University's research quality evaluation 2020
(2021)
RapportEffects 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 tidskriftSpread of pathological tau proteins through communicating neurons in human Alzheimer's disease
Jacob W. Vogel, Yasser Iturria-Medina, Olof T. Strandberg, Ruben Smith, Elizabeth Levitis, et al.
(2020) Nature Communications, 11
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 tidskriftTensor-valued diffusion encoding for diffusional variance decomposition (DIVIDE) : Technical feasibility in clinical MRI systems
Filip Szczepankiewicz, Jens Sjölund, Freddy Ståhlberg, Jimmy Lätt, Markus Nilsson
(2019) PLoS ONE, 14
Artikel i tidskriftInvestigation of cerebrospinal fluid flow in the cerebral aqueduct using high-resolution phase contrast measurements at 7T MRI
Karin Markenroth Bloch, Johannes Töger, Freddy Ståhlberg
(2018) Acta Radiologica, 59 p.988-996
Artikel i tidskriftSå började klinisk NMR i Lund
Bertil R Persson, Freddy Ståhlberg
(2017) Acta Scientiarum Lundensia, 2017 p.1-15
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 tidskriftOptimal experimental design for filter exchange imaging: Apparent exchange rate measurements in the healthy brain and in intracranial tumors.
Björn Lampinen, Filip Szczepankiewicz, Danielle van Westen, Elisabet Englund, Pia Sundgren, et al.
(2017) Magnetic Resonance in Medicine, 77 p.1104-1114
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 tidskriftThe link between diffusion MRI and tumor heterogeneity : Mapping cell eccentricity and density by diffusional variance decomposition (DIVIDE)
Filip Szczepankiewicz, Danielle van Westen, Elisabet Englund, Carl Fredrik Westin, Freddy Ståhlberg, et al.
(2016) NeuroImage, 142 p.522-532
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 tidskriftSuperparamagnetic iron oxide nanoparticles as a multimodal contrast agent for up to five imaging modalities
Tomas Jansson, Stefan Andersson-Engels, Sarah Fredriksson, Freddy Ståhlberg, Sven Erik Strand
(2015) Clinical and Translational Imaging, 3 p.247-249
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 tidskriftVolumetric velocity measurements in restricted geometries using spiral sampling: a phantom study.
Anders Nilsson, Johan Revstedt, Einar Heiberg, Freddy Ståhlberg, Karin Markenroth Bloch
(2015) Magma, 28 p.103-118
Artikel i tidskriftQuantification of microscopic diffusion anisotropy disentangles effects of orientation dispersion from microstructure: Applications in healthy volunteers and in brain tumors
Filip Szczepankiewicz, Samo Lasic, Danielle van Westen, Pia C. Sundgren, Elisabet Englund, et al.
(2015) NeuroImage, 104 p.241-252
Artikel i tidskriftSubmaximal adenosine-induced coronary hyperaemia with 12 h caffeine abstinence: implications for clinical adenosine perfusion imaging tests.
Marcus Carlsson, Jonas Jögi, Karin Markenroth Bloch, Bo Hedén, Ulf Ekelund, et al.
(2015) Clinical Physiology and Functional Imaging, 35 p.49-56
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 tidskriftDevelopment of a Hybrid Nanoprobe for Triple-Modality MR/SPECT/Optical Fluorescence Imaging
Renata Madru, Pontus Svenmarker, Christian Ingvar, Freddy Ståhlberg, Stefan Andersson-Engels, et al.
(2014) Diagnostics, 4 p.13-26
Artikel i tidskrift(68)Ga-labeled superparamagnetic iron oxide nanoparticles (SPIONs) for multi-modality PET/MR/Cherenkov luminescence imaging of sentinel lymph nodes.
Renata Madru, Thuy Tran, Johan Axelsson, Christian Ingvar, Adnan Bibic, et al.
(2014) American journal of nuclear medicine and molecular imaging, 4 p.60-69
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 tidskriftThe role of tissue microstructure and water exchange in biophysical modelling of diffusion in white matter.
Markus Nilsson, Danielle van Westen, Freddy Ståhlberg, Pia Sundgren, Jimmy Lätt
(2013) Magma, 26 p.345-370
Artikel i tidskriftSpatial analysis of diffusion tensor tractography statistics along the inferior fronto-occipital fasciculus with application in progressive supranuclear palsy
Johanna Mårtensson, Markus Nilsson, Freddy Ståhlberg, Pia Sundgren, Christer Nilsson, et al.
(2013) Magma, 26 p.527-537
Artikel i tidskriftEffects 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 tidskriftAccuracy of four-dimensional phase-contrast velocity mapping for blood flow visualizations: a phantom study.
Anders Nilsson, Karin Markenroth Bloch, Johannes Töger, Einar Heiberg, Freddy Ståhlberg
(2013) Acta Radiologica, 54 p.663-671
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 tidskriftNoninvasive mapping of water diffusional exchange in the human brain using filter-exchange imaging.
Markus Nilsson, Jimmy Lätt, Danielle van Westen, Sara Brockstedt, Samo Lasič, et al.
(2013) Magnetic Resonance in Medicine, 69 p.1572-1580
Artikel i tidskriftThe importance of axonal undulation in diffusion MR measurements: a Monte Carlo simulation study.
Markus Nilsson, Jimmy Lätt, Freddy Ståhlberg, Danielle van Westen, Håkan Hagslätt
(2012) NMR in Biomedicine, 25 p.795-805
Artikel i tidskrift7-T MR-from research to clinical applications?
Ewald Moser, Freddy Ståhlberg, Mark E. Ladd, Siegfried Trattnig
(2012) NMR in Biomedicine, 25 p.695-716
Artikel i tidskriftCardiac output and cardiac index measured with cardiovascular magnetic resonance in healthy subjects, elite athletes and patients with congestive heart failure
Marcus Carlsson, Ruslana Andersson, Karin Markenroth Bloch, Katarina Steding Ehrenborg, Henrik Mosén, et al.
(2012) Journal of Cardiovascular Magnetic Resonance, 14
Artikel i tidskriftVariable velocity encoding in a three-dimensional, three-directional phase contrast sequence: Evaluation in phantom and volunteers.
Anders Nilsson, Karin Markenroth Bloch, Marcus Carlsson, Einar Heiberg, Freddy Ståhlberg
(2012) Journal of Magnetic Resonance Imaging
Artikel i tidskrift99mTc-Labeled Superparamagnetic Iron Oxide Nanoparticles for Multimodality SPECT/MRI of Sentinel Lymph Nodes.
Renata Madru, Pontus Kjellman, Fredrik Olsson, Karin Wingårdh, Christian Ingvar, et al.
(2012) Journal of Nuclear Medicine, 53 p.459-463
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 tidskriftQuantification and visualization of cardiovascular 4D velocity mapping accelerated with parallel imaging or k-t BLAST: head to head comparison and validation at 1.5 T and 3 T
Marcus Carlsson, Johannes Töger, Mikael Kanski, Karin Markenroth Bloch, Freddy Ståhlberg, et al.
(2011) Journal of Cardiovascular Magnetic Resonance, 13
Artikel i tidskriftApparent exchange rate mapping with diffusion MRI.
Samo Lasic, Markus Nilsson, Jimmy Lätt, Freddy Ståhlberg, Daniel Topgaard
(2011) Magnetic Resonance in Medicine, 66 p.356-365
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 tidskriftEffects of gadolinium contrast agent on aortic blood flow and myocardial strain measurements by phase-contrast cardiovascular magnetic resonance
Erik Hedström, Karin Markenroth Bloch, Erik Bergvall, Freddy Ståhlberg, Håkan Arheden
(2010) Journal of Cardiovascular Magnetic Resonance, 12
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 tidskriftEffects of caffeine abstinence on adenosine induced coronary flow reserve quantified on phase contrast velocity encoded MRI of the coronary sinus
Marcus Carlsson, Karin Markenroth, Freddy Ståhlberg, Hakan Arheden
(2010) Journal of Cardiovascular Magnetic Resonance, 12 p.253-254
Konferensbidrag: abstractDenoising 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 tidskriftQuantifying coronary sinus flow and global LV perfusion at 3T
Karin Markenroth Bloch, Marcus Carlsson, Håkan Arheden, Freddy Ståhlberg
(2009) BMC Medical Imaging, 9 p.1-24
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 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 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 tidskriftA two-compartment gel phantom for optimization and quality assurance in clinical BOLD fMRI
Johan Olsrud, Anders Nilsson, Peter Mannfolk, Anthony Waites, Freddy Ståhlberg
(2008) Magnetic Resonance Imaging, 26 p.279-286
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 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 tidskriftIs aqueductal stroke volume, measured with cine phase-contrast magnetic resonance imaging scans useful in predicting outcome of shunt surgery in suspected normal pressure hydrocephalus?
Babar Kahlon, Mårten Annertz, Freddy Ståhlberg, Stig Rehncrona
(2007) Neurosurgery, 60 p.124-129
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 tidskrift13C imaging-a new diagnostic platform.
Sven Månsson, Edvin Johansson, Peter Magnusson, Chun-Ming Chai, Georg Hansson, et al.
(2006) European Radiology, 16 p.57-67
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 tidskriftBlood flow measurements
Håkan Arheden, Freddy Ståhlberg
(2006) MRI and CT of the Cardiovascular System , p.71-90
Del av eller Kapitel i bokComparison 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 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 tidskriftMR-undersökning av hjärnan vid 3 tesla. Högre magnetfältsstyrka ger bättre morfologisk och funktionell bild
Elna-Marie Larsson, Freddy Ståhlberg
(2005) Läkartidningen, 102 p.3-460
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 tidskriftPerfusion 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 tidskriftTotal heart volume variation throughout the cardiac cycle in man.
Marcus Carlsson, Peter Cain, Catarina Holmqvist, Freddy Ståhlberg, Stig Lundback, et al.
(2004) American Journal of Physiology: Heart and Circulatory Physiology, 287 p.243-250
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
KonferensbidragGradient echo imaging of flowing hyperpolarized nuclei : theory and phantom studies on 129Xe dissolved in ethanol
Edvin Johansson, Jonas Svensson, S Månsson, J S Petersson, L E Olsson, et al.
(2002) Journal of Magnetic Resonance, 159 p.68-75
Artikel i tidskriftEcho-planar MR imaging of dissolved hyperpolarized 129Xe : Potential for MR angiography
S Månsson, E Johansson, Jonas Svensson, L E Olsson, F Ståhlberg, et al.
(2002) Acta Radiologica, 43 p.60-455
Artikel i tidskriftSeparation of arteries and veins using flow-induced phase effects in contrast-enhanced MRA of the lower extremities
Jonas Svensson, Peter Leander, Jeffrey H Maki, Freddy Ståhlberg, Lars E Olsson
(2002) Magnetic Resonance Imaging, 20 p.49-57
Artikel i tidskriftCombined 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 tidskriftEcho-planar MR imaging of dissolved hyperpolarized 129Xe.
S. Månsson, Edvin Johansson, J. Svensson, L. E. Olsson, Freddy Ståhlberg, et al.
(2002) Acta Radiologica, 43 p.455-460
Artikel i tidskriftGradient echo imaging of flowing hyperpolarized nuclei: theory and phantom studies on 129Xe dissolved in ethanol.
Edvin Johansson, Jonas Svensson, S Månsson, J S Petersson, L E Olsson, et al.
(2002) Journal of Magnetic Resonance, 159 p.68-75
Artikel i tidskriftHand-Arm-Vibration Syndrome (HAVS): Is there a central nervous component? An fMRI study.
Göran Lundborg, Birgitta Rosén, Linda Knutsson, Stig Holtås, Freddy Ståhlberg, et al.
(2002) Journal of Hand Surgery (British Volume), 27 p.514-519
Artikel i tidskriftCollateral flow in coarctation of the aorta with magnetic resonance velocity mapping: correlation to morphological imaging of collateral vessels.
Catarina Holmqvist, Freddy Ståhlberg, Katarina Hanséus, Peter Hochbergs, Staffan Sandström, et al.
(2002) Journal of Magnetic Resonance Imaging, 15 p.39-46
Artikel i tidskriftPersistent high signal on diffusion-weighted MRI in the late stages of small cortical and lacunar ischaemic lesions
Bo Geijer, Arne Lindgren, Sara Brockstedt, Freddy Ståhlberg, Stig Holtås
(2001) Neuroradiology, 43 p.115-122
Artikel i tidskriftThe value of b required to avoid T2 shine-through from old lucunar infarcts in diffusion-weighted imaging
Bo Geijer, P C Sundgren, Arne Lindgren, Sara Brockstedt, Freddy Ståhlberg, et al.
(2001) Neuroradiology, 43 p.511-517
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 tidskriftB-value requirements for suppression of old lacunar infarcts in stroke diagnosis with diffusion-weighted MRI
Bo Geijer, Pia Sundgren, Arne Lindgren, Sara Brockstedt, Freddy Ståhlberg, et al.
(2001) Neuroradiology, 43 p.511-517
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 tidskriftProton MR spectroscopy and preoperative diagnostic accuracy: an evaluation of intracranial mass lesions characterized by stereotactic biopsy findings
Isabella Björkman-Burtscher, Gunnar Skagerberg, Bo Geijer, Elisabet Englund, Freddy Ståhlberg, et al.
(2000) AJNR, 21 p.84-93
Artikel i tidskriftClinical lacunar syndromes as predictors of lacunar infarcts. A comparison of acute clinical lacunar syndromes and findings on diffusion-weighted MRI
Arne Lindgren, Gert Staaf, Bo Geijer, Sara Brockstedt, Freddy Ståhlberg, et al.
(2000) Acta Neurologica Scandinavica, 101 p.128-134
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 tidskriftMuscle Sizes and Moment Arms of Rotator Cuff Muscles Determined by Magnetic Resonance Imaging
Birgit Juul-Kristensen, Finn Bojsen-Møller, Lotte Finsen, Joakim Eriksson, Gerd Johansson, et al.
(2000) Cells Tissues Organs, 167 p.214-222
Artikel i tidskriftMR evaluation ex vivo and in vivo of a covered stent-graft for abdominal aortic aneurysms: ferromagnetism, heating, artifacts, and velocity mapping
Lena Engellau, Johan Olsrud, Sara Brockstedt, Ulf Albrechtsson, Lars Norgren, et al.
(2000) Journal of Magnetic Resonance Imaging, 12 p.112-121
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 tidskriftHigh-resolution diffusion imaging using phase-corrected segmented echo-planar imaging
Sara Brockstedt, J R Moore, C Thomsen, Stig Holtås, Freddy Ståhlberg
(2000) Magnetic Resonance Imaging, 18 p.649-657
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 tidskriftRadiological diagnosis of acute stroke. Comparison of conventional MR imaging, echo-planar diffusion-weighted imaging, and spin-echo diffusion-weighted imaging
Bo Geijer, Sara Brockstedt, A Lindgren, Freddy Ståhlberg, B Norrving, et al.
(1999) Acta Radiologica, 40 p.255-262
Artikel i tidskriftTriggering 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 tidskriftQuality assessment of localization technique performance in small volume in vivo 1H MR spectroscopy
Isabella Björkman-Burtscher, Edvin Johansson, Stig Holtås, Freddy Ståhlberg
(1999) Magnetic Resonance Imaging, 17 p.1511-1519
Artikel i tidskriftImage artifacts due to a time-varying contrast medium concentration in 3D contrast-enhanced MRA
Jonas Svensson, J Stefan Petersson, Freddy Ståhlberg, Elna-Marie Larsson, Peter Leander, et al.
(1999) Journal of Magnetic Resonance Imaging, 10 p.919-928
Artikel i tidskriftLeft-to-right cardiac shunts: comparison of measurements obtained with MR velocity mapping and with radionuclide angiography.
Håkan Arheden, Catarina Holmqvist, Ulf Thilén, Gudrun Björkhem, Olle Pahlm, et al.
(1999) Radiology, 211 p.453-458
Artikel i tidskriftMagnetresonans mer än bara bilder! Nya MR-tekniker kan ge bättre diagnostik, terapikontroll och utvärdering av hjärnans funktion
Stig Holtås, Freddy Ståhlberg
(1998) Läkartidningen, 95 p.266-270
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 tidskriftAneurysm clip MR artifacts. Titanium versus stainless steel and influence of imaging parameters
Isabella Björkman-Burtscher, Titti Owman, Bertil Romner, Freddy Ståhlberg, Stig Holtås
(1998) Acta Radiologica, 39 p.70-76
Artikel i tidskriftMeasurements of Kinematic Properties of the Cervical Spine Using Magnetic Resonance Imaging
Joakim Eriksson, Finn Bojsen-Møller, Birgit Juul-Kristensen, Lotte Finsen, Max Bolling, et al.
(1998)
Working paperMRI 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 tidskriftBrain lesion contrast in MR imaging. Dependence on field strength and concentration of gadodiamide injection in patients and phantoms
Per Åkeson, B Vikhoff, Freddy Ståhlberg, Stig Holtås
(1997) Acta Radiologica, 38 p.14-18
Artikel i tidskriftProton (1H) MR spectroscopy for routine diagnostic evaluation of brain lesions
Isabella Björkman-Burtscher, Freddy Ståhlberg, Stig Holtås
(1997) Acta Radiologica, 38 p.953-960
Artikel i tidskriftMagnetic Resonance Imaging - A Technique for Studies of Anthropometric Internal Data
Gerd Johansson, Joakim Eriksson, Finn Bojsen-Møller, Max Bolling, Lotte Finsen, et al.
(1997) Proceedings of the 13th Triennal Congress of the International Ergonomics Association, 4 p.165-167
KonferensbidragUse of k-space segmentation in MR velocity mapping for rapid quantification of CSF flow
Freddy Ståhlberg, Wolfgang Nitz, Christer Nilsson, Stig Holtås
(1997) Journal of Magnetic Resonance Imaging, 7 p.972-978
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 tidskriftEvaluation of time-of-flight and phase-contrast MRA sequences at 1.0 T for diagnosis of carotid artery disease. I. A phantom and volunteer study
Mats Cronqvist, Freddy Ståhlberg, E M Larsson, M Lönntoft, Stig Holtås
(1996) Acta Radiologica, 37 p.267-277
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 tidskriftMagnetic resonance imaging with signal-intensity measurements in diffuse liver disease
P H Hannesson, Nils-Olof Wallengren, Kerstin Lyttkens, T Melin, Sara Brockstedt, et al.
(1995) European Radiology, 5 p.626-629
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 tidskriftVertical field MR imaging of upper thorax and spine in small children. Evaluation of a new surface coil
Sara Brockstedt, N Malmgren, Lars Malmgren, M L Ivarsson, Elna-Marie Larsson, et al.
(1993) Acta Radiologica, 34 p.549-553
Artikel i tidskriftOptimizing conventional cardiac MRI in the rabbit at 0.3 T
N Malmgren, Sven Laurin, Freddy Ståhlberg, Stig Holtås
(1993) Pediatric Radiology, 23 p.439-441
Artikel i tidskriftMR imaging, flow and motion
F. Ståhlberg, A. Ericsson, B. Nordell, C. Thomsen, O. Henriksen, et al.
(1992) Acta Radiologica, 33 p.179-200
Artikel i tidskriftImproved receiver coil for upper thoracic spine imaging in a vertical magnetic field
Lars Malmgren, Freddy Ståhlberg, Stig Holtås, Elna-Marie Larsson, Bertil R Persson
(1992) Journal of Magnetic Resonance Imaging, 2 p.191-195
Artikel i tidskriftCircadian variation in human cerebrospinal fluid production measured by magnetic resonance imaging
C Nilsson, Freddy Ståhlberg, C Thomsen, O Henriksen, M Herning, et al.
(1992) American Journal of Physiology: Regulatory, Integrative and Comparative Physiology, 262 p.20-24
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
Artikel i tidskriftA method for MR quantification of flow velocities in blood and CSF using interleaved gradient-echo pulse sequences
Freddy Ståhlberg, Jens Mogelvang, Carsten Thomsen, Bo Nordell, Max Stubgaard, et al.
(1989) Magnetic Resonance Imaging, 7 p.655-667
Artikel i tidskriftIn vivo evaluation of femoral blood flow measured with magnetic resonance
O. Henriksen, F. Ståhlberg, C. Thomsen, J. Møgelvang, B. Persson
(1989) Acta Radiologica, 30 p.153-157
Artikel i tidskriftDetermination of flow velocities from magnetic resonance multiple spin-echo images : A phantom study
F. Ståhlberg, O. Henriksen, C. Thomsen, M. Stubgaard, B. Persson
(1987) Acta Radiologica, 28 p.643-648
Artikel i tidskriftQuantitative study of flow dependence in NMR images at low flow velocities
Freddy Ståhlberg, Bo Nordell, Anders Ericsson, Torgny Greitz, Bertil Persson, et al.
(1986) Journal of Computer Assisted Tomography, 10 p.1006-1015
Artikel i tidskriftMethod for quantification of low flow velocities by magnetic resonance phase imaging.
F. Ståhlberg, B. Nordell, A. Ericsson, G. Bergstrand, T. Greitz, et al.
(1986) Acta Radiologica. Supplementum, 369 p.486-489
Artikel i tidskriftSafety aspects of magnetic resonance examinations
Bertil R.R. Persson, Freddy Ståhlberg
(1985) International Journal of Technology Assessment in Health Care, 1 p.647-665
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