Optimisation and Validation of Dynamic Susceptibility Contrast MRI

2021

MTT and Blood-Brain Barrier Disruption within Asymptomatic Vascular WM Lesions

Dewey, B. E., Xu, X., Knutsson, L., Jog, A., Prince, J. L., Barker, P. B., van Zijl, P. C. M., Leigh, R. & Nyquist, P., 2021, I: AJNR. American journal of neuroradiology. 42, 8, s. 1396-1402

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2020

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

Lind, E., Knutsson, L., Ståhlberg, F. & Wirestam, R., 2020 okt., I: Magnetic Resonance Materials in Physics, Biology, and Medicine. 33, 5, s. 663-676 14 s.

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2019

Differentiation between glioblastomas and brain metastases and regarding their primary site of malignancy using dynamic susceptibility contrast MRI at 3T

Askaner, K., Rydelius, A., Engelholm, S., Knutsson, L., Lätt, J., Abul-Kasim, K. & Sundgren, P. C., 2019 nov., I: Journal of Neuroradiology. 46, 6, s. 367-372 6 s.

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2018

Brain Tumor Characterization Using Multibiometric Evaluation of MRI

Durmo, F., Lätt, J., Rydelius, A., Engelholm, S., Kinhult, S., Askaner, K., Englund, E., Bengzon, J., Nilsson, M., Björkman-Burtscher, I. M., Chenevert, T., Knutsson, L. & Sundgren, P. C., 2018 mars, I: Tomography : a journal for imaging research. 4, 1, s. 14-25 12 s.

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2017

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

Knutsson, L., Xu, X., Ståhlberg, F., Barker, P., Lind, E., Sundgren, P. C., van Zijl, P. C. M. & Wirestam, R., 2017 juni, I: Tomography : a journal for imaging research. 3, 2, s. 74-8

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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

Ahlgren, A., Wirestam, R., Lind, E., Ståhlberg, F. & Knutsson, L., 2017, I: Magnetic Resonance in Medicine. 77, 6, s. 2203–2214

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

Lind, E., Knutsson, L., Kämpe, R., Ståhlberg, F. & Wirestam, R., 2017, I: Magnetic Resonance Materials in Physics, Biology, and Medicine. 30, 6, s. 555-566

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2016

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.

Wirestam, R., Lind, E., Ahlgren, A., Ståhlberg, F. & Knutsson, L., 2016 dec., I: Magnetic Resonance Materials in Physics, Biology, and Medicine. 29, 6, s. 823–831 9 s.

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2015

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

Knutsson, L., Lind, E., Ahlgren, A., van Osch, M. J. P., Markenroth Bloch, K., Surova, Y., Ståhlberg, F., van Westen, D. & Wirestam, R., 2015, I: Journal of Magnetic Resonance Imaging. 41, 4, s. 903-908

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2014

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

Lind, E., Wirestam, R., Markenroth Bloch, K., Ahlgren, A., van Osch, M. J. P., van Westen, D., Surova, Y., Ståhlberg, F. & Knutsson, L., 2014, I: Magma. 27, 6, s. 487-499

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377 Nedladdningar (Pure)

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

Knutsson, L., Lind, E., Ahlgren, A., van Osch, M. J. P., Markenroth Bloch, K., Surova, Y., Ståhlberg, F., van Westen, D. & Wirestam, R., 2014, I: Magnetic Resonance in Medicine. 72, 4, s. 996-1006

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2013

Effects of blood ΔR(2)* non-linearity on absolute perfusion quantification using DSC-MRI: Comparison with Xe-133 SPECT.

Knutsson, L., Ståhlberg, F., Wirestam, R. & van Osch, M. J., 2013, I: Magnetic Resonance Imaging. 31, 5, s. 651-655

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267 Nedladdningar (Pure)

2010

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

Knutsson, L., van Westen, D., Petersen, E. T., Markenroth Bloch, K., Holtås, S., Ståhlberg, F. & Wirestam, R., 2010, I: Magnetic Resonance Imaging. 28, 1, s. 1-7

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

Wirestam, R., Lindgren, E., van Westen, D., Markenroth Bloch, K., Ståhlberg, F. & Knutsson, L., 2010, I: Clinical Physiology and Functional Imaging. 30, 5, s. 375-379

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

Wirestam, R., Thilmann, O., Knutsson, L., Björkman-Burtscher, I., Larsson, E.-M. & Ståhlberg, F., 2010, I: European Journal of Radiology. 75, 1, s. E86-E91

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Perfusion MRI of brain tumours: a comparative study of pseudo-continuous arterial spin labelling and dynamic susceptibility contrast imaging

Jarnum, H., Steffensen, E. G., Knutsson, L., Frund, E.-T., Simonsen, C. W., Lundbye-Christensen, S., Shankaranarayanan, A., Alsop, D. C., Jensen, F. T. & Larsson, E.-M., 2010, I: Neuroradiology. 52, 4, s. 307-317

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2009

Absolute quantification of cerebral blood flow in neurologically normal volunteers: Dynamic-susceptibility contrast MRI-perfusion compared with computed tomography (CT)-perfusion

Doerthe, Z., Göran, S., Irene, M., Mats, T., Mikael, E., Carsten, W., Eva, F.-A., Holtås, S. & Knutsson, L., 2009, I: Magnetic Resonance in Medicine. 62, 1, s. 56-65

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Cerebral perfusion imaging in hemodynamic stroke: be aware of the pattern.

Siemund, R., Cronqvist, M., Andsberg, G., Ramgren, B., Knutsson, L. & Holtås, S., 2009, I: Interventional Neuroradiology. 15, 4, s. 385-394

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Diffusion and perfusion MRI of the brain in comatose patients treated with mild hypothermia after cardiac arrest: A prospective observational study.

Järnum, H., Knutsson, L., Rundgren, M., Siemund, R., Englund, E., Friberg, H. & Larsson, E.-M., 2009, I: Resuscitation. 80, s. 425-430

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2008

Human cerebral blood volume (CBV) measured by dynamic susceptibility contrast MRI and 99mTc-RBC SPECT.

Engvall, C., Ryding, E., Wirestam, R., Holtås, S., Ljunggren, K., Ohlsson, T. G. & Reinstrup, P., 2008, I: Journal of Neurosurgical Anesthesiology. 20, 1, s. 41-44

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2007

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

Knutsson, L., Börjesson, S., Larsson, E.-M., Risberg, J., Gustafson, L., Passant, U., Ståhlberg, F. & Wirestam, R., 2007, I: Journal of Magnetic Resonance Imaging. 26, 4, s. 913-920

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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.

Wirestam, R., Knutsson, L., Risberg, J., Börjesson, S., Larsson, E.-M., Gustafson, L., Passant, U. & Ståhlberg, F., 2007, I: Acta Radiologica. 48, 5, s. 550-556

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2006

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

Knutsson, L., Larsson, E.-M., Thilmann, O., Ståhlberg, F. & Wirestam, R., 2006, I: Journal of Magnetic Resonance Imaging. 23, 4, s. 444-453

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2005

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

Wirestam, R. & Ståhlberg, F., 2005, I: Magma. 18, 3, s. 113-118

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219 Nedladdningar (Pure)

2004

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

Knutsson, L., Ståhlberg, F. & Wirestam, R., 2004, I: Magnetic Resonance Imaging. 22, 6, s. 789-798

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2001

Perfusion-related parameters in intravoxel incoherent motion MR imaging compared with CBV and CBF measured by dynamic susceptibility-contrast MR technique

Wirestam, R., Borg, M., Brockstedt, S., Lindgren, A., Holtås, S. & Ståhlberg, F., 2001, I: Acta Radiologica. 42, 2, s. 123-128

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2000

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

Wirestam, R., Ryding, E., Lindgren, A., Geijer, B., Holtås, S. & Ståhlberg, F., 2000, I: Magma. 11, 3, s. 96-103

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

Wirestam, R., Knutsson, L., Ostergaard, L., Bolling, M., Aunola, J.-P., Lindgren, A., Geijer, B., Holtås, S. & Ståhlberg, F., 2000, I: Magnetic Resonance in Medicine. 43, 5, s. 691-700

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Regional cerebral blood flow distributions in normal volunteers: dynamic susceptibility contrast MRI compared with 99mTc-HMPAO SPECT

Wirestam, R., Ryding, E., Lindgren, A., Geijer, B., Ostergaard, L., Knutsson, L., Holtås, S. & Ståhlberg, F., 2000, I: Journal of Computer Assisted Tomography. 24, 4, s. 526-530

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Optimisation and Validation of Dynamic Susceptibility Contrast MRI

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