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Leif Østergaard
Leif Østergaard
Center of Functionally Integrative Neuroscience, Department of Clinical Medicine, Aarhus University
Bekræftet 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
18361996
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
10121996
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
9932018
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
6422003
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
6151995
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
5111999
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
4351998
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
4142012
Acute stroke imaging research roadmap
M Wintermark, GW Albers, AV Alexandrov, JR Alger, R Bammer, JC Baron, ...
Stroke 39 (5), 1621-1628, 2008
3952008
Modeling dendrite density from magnetic resonance diffusion measurements
SN Jespersen, CD Kroenke, L Østergaard, JJH Ackerman, DA Yablonskiy
Neuroimage 34 (4), 1473-1486, 2007
3722007
Principles of cerebral perfusion imaging by bolus tracking
L Østergaard
Journal of Magnetic Resonance Imaging: An official journal of the …, 2005
3672005
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
3672001
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
3362001
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
3142005
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
2912010
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
2892014
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
2772005
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
2742009
Perfusion weighted imaging during migraine: spontaneous visual aura and headache
M Sanchez del Rio, D Bakker, O Wu, R Agosti, DD Mitsikostas, ...
Cephalalgia 19 (8), 701-707, 1999
2601999
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
2502009
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Artikler 1–20