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Leif Østergaard
Leif Østergaard
Center of Functionally Integrative Neuroscience, Department of Clinical Medicine, Aarhus University
Verificeret mail på cfin.au.dk - Startside
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High resolution measurement of cerebral blood flow using intravascular tracer bolus passages. Part I: Mathematical approach and statistical analysis
L Østergaard, RM Weisskoff, DA Chesler, C Gyldensted, BR Rosen
Magnetic resonance in medicine 5, 715-25, 1996
19101996
MRI-guided thrombolysis for stroke with unknown time of onset
G Thomalla, CZ Simonsen, F Boutitie, G Andersen, Y Berthezene, ...
New England Journal of Medicine 379 (7), 611-622, 2018
12852018
High Resolution Measurement of Cerebral Blood Flow using Intravascular Tracer Bolus Passages. Part II: Experimental comparison and preliminary results
L Østergaard, AG Sorensen, KK Kwong, RM Weisskoff, C Gyldensted, ...
Magnetic Resonance in Medicine 36 (5), 726-736, 1996
10491996
Tracer arrival timing‐insensitive technique for estimating flow in MR perfusion‐weighted imaging using singular value decomposition with a block‐circulant deconvolution matrix
O Wu, L Østergaard, RM Weisskoff, T Benner, BR Rosen, AG Sorensen
Magnetic Resonance in Medicine: An Official Journal of the International …, 2003
6792003
Mr perfusion studies with t1‐weighted echo planar imaging
KK Kwong, DA Chesler, RM Weisskoff, KM Donahue, TL Davis, ...
Magnetic Resonance in Medicine 34 (6), 878-887, 1995
6441995
Hyperacute stroke: simultaneous measurement of relative cerebral blood volume, relative cerebral blood flow, and mean tissue transit time
AG Sorensen, WA Copen, L Østergaard, FS Buonanno, RG Gonzalez, ...
Radiology 210 (2), 519-527, 1999
5241999
The roles of cerebral blood flow, capillary transit time heterogeneity, and oxygen tension in brain oxygenation and metabolism
SN Jespersen, L Østergaard
Journal of cerebral blood flow & metabolism 32 (2), 264-277, 2012
4832012
Perfusion‐weighted imaging defects during spontaneous migrainous aura
FM Cutrer, AG Sorensen, RM Weisskoff, L Østergaard, MS Del Rio, ...
Annals of neurology 43 (1), 25-31, 1998
4521998
Acute stroke imaging research roadmap
M Wintermark, GW Albers, AV Alexandrov, JR Alger, R Bammer, JC Baron, ...
Stroke 39 (5), 1621-1628, 2008
4152008
Modeling dendrite density from magnetic resonance diffusion measurements
SN Jespersen, CD Kroenke, L Østergaard, JJH Ackerman, DA Yablonskiy
Neuroimage 34 (4), 1473-1486, 2007
4022007
Principles of cerebral perfusion imaging by bolus tracking
L Østergaard
Journal of Magnetic Resonance Imaging: An official journal of the …, 2005
3962005
Viability thresholds of ischemic penumbra of hyperacute stroke defined by perfusion-weighted MRI and apparent diffusion coefficient
L Røhl, L Østergaard, CZ Simonsen, P Vestergaard-Poulsen, G Andersen, ...
Stroke 32 (5), 1140-1146, 2001
3832001
Predicting tissue outcome in acute human cerebral ischemia using combined diffusion-and perfusion-weighted MR imaging
O Wu, WJ Koroshetz, L Østergaard, FS Buonanno, WA Copen, ...
Stroke 32 (4), 933-942, 2001
3462001
Remote ischemic perconditioning as an adjunct therapy to thrombolysis in patients with acute ischemic stroke: a randomized trial
KD Hougaard, N Hjort, D Zeidler, L Sørensen, A Nørgaard, TM Hansen, ...
Stroke 45 (1), 159-167, 2014
3332014
Neurite density from magnetic resonance diffusion measurements at ultrahigh field: comparison with light microscopy and electron microscopy
SN Jespersen, CR Bjarkam, JR Nyengaard, MM Chakravarty, B Hansen, ...
Neuroimage 49 (1), 205-216, 2010
3222010
Perfusion magnetic resonance imaging: a comprehensive update on principles and techniques
GH Jahng, KL Li, L Ostergaard, F Calamante
Korean journal of radiology 15 (5), 554, 2014
3192014
Magnetic resonance imaging criteria for thrombolysis in acute cerebral infarct
N Hjort, K Butcher, SM Davis, CS Kidwell, WJ Koroshetz, J Rother, ...
Stroke 36 (2), 388-397, 2005
3192005
To musicians, the message is in the meter: Pre-attentive neuronal responses to incongruent rhythm are left-lateralized in musicians
P Vuust, KJ Pallesen, C Bailey, TL Van Zuijen, A Gjedde, A Roepstorff, ...
Neuroimage 24 (2), 560-564, 2005
3002005
Size-dependent accumulation of PEGylated silane-coated magnetic iron oxide nanoparticles in murine tumors
EKU Larsen, T Nielsen, T Wittenborn, H Birkedal, T Vorup-Jensen, ...
ACS nano 3 (7), 1947-1951, 2009
2982009
Predictive coding of music–brain responses to rhythmic incongruity
P Vuust, L Ostergaard, KJ Pallesen, C Bailey, A Roepstorff
cortex 45 (1), 80-92, 2009
2852009
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Artikler 1–20