Copen WA - Search Results

1

Diffusion- and perfusion-weighted imaging in vasospasm after subarachnoid hemorrhage.

Rordorf G, Koroshetz WJ, Copen WA, Gonzalez G, Yamada K, Schaefer PW, Schwamm LH, Ogilvy CS, Sorensen AG. Rordorf G, et al. Among authors: copen wa. Stroke. 1999 Mar;30(3):599-605. doi: 10.1161/01.str.30.3.599. Stroke. 1999. PMID: 10066858

2

Hyperacute stroke: evaluation with combined multisection diffusion-weighted and hemodynamically weighted echo-planar MR imaging.

Sorensen AG, Buonanno FS, Gonzalez RG, Schwamm LH, Lev MH, Huang-Hellinger FR, Reese TG, Weisskoff RM, Davis TL, Suwanwela N, Can U, Moreira JA, Copen WA, Look RB, Finklestein SP, Rosen BR, Koroshetz WJ. Sorensen AG, et al. Among authors: copen wa. Radiology. 1996 May;199(2):391-401. doi: 10.1148/radiology.199.2.8668784. Radiology. 1996. PMID: 8668784

3

Regional ischemia and ischemic injury in patients with acute middle cerebral artery stroke as defined by early diffusion-weighted and perfusion-weighted MRI.

Rordorf G, Koroshetz WJ, Copen WA, Cramer SC, Schaefer PW, Budzik RF Jr, Schwamm LH, Buonanno F, Sorensen AG, Gonzalez G. Rordorf G, et al. Among authors: copen wa. Stroke. 1998 May;29(5):939-43. doi: 10.1161/01.str.29.5.939. Stroke. 1998. PMID: 9596239

4

Time course of lesion development in patients with acute stroke: serial diffusion- and hemodynamic-weighted magnetic resonance imaging.

Schwamm LH, Koroshetz WJ, Sorensen AG, Wang B, Copen WA, Budzik R, Rordorf G, Buonanno FS, Schaefer PW, Gonzalez RG. Schwamm LH, et al. Among authors: copen wa. Stroke. 1998 Nov;29(11):2268-76. doi: 10.1161/01.str.29.11.2268. Stroke. 1998. PMID: 9804633

5

Hyperacute stroke: simultaneous measurement of relative cerebral blood volume, relative cerebral blood flow, and mean tissue transit time.

Sorensen AG, Copen WA, Ostergaard L, Buonanno FS, Gonzalez RG, Rordorf G, Rosen BR, Schwamm LH, Weisskoff RM, Koroshetz WJ. Sorensen AG, et al. Among authors: copen wa. Radiology. 1999 Feb;210(2):519-27. doi: 10.1148/radiology.210.2.r99fe06519. Radiology. 1999. PMID: 10207439

6

Human acute cerebral ischemia: detection of changes in water diffusion anisotropy by using MR imaging.

Sorensen AG, Wu O, Copen WA, Davis TL, Gonzalez RG, Koroshetz WJ, Reese TG, Rosen BR, Wedeen VJ, Weisskoff RM. Sorensen AG, et al. Among authors: copen wa. Radiology. 1999 Sep;212(3):785-92. doi: 10.1148/radiology.212.3.r99se24785. Radiology. 1999. PMID: 10478247

7

Predicting tissue outcome in acute human cerebral ischemia using combined diffusion- and perfusion-weighted MR imaging.

Wu O, Koroshetz WJ, Ostergaard L, Buonanno FS, Copen WA, Gonzalez RG, Rordorf G, Rosen BR, Schwamm LH, Weisskoff RM, Sorensen AG. Wu O, et al. Among authors: copen wa. Stroke. 2001 Apr;32(4):933-42. doi: 10.1161/01.str.32.4.933. Stroke. 2001. PMID: 11283394

8

Ischemic stroke: effects of etiology and patient age on the time course of the core apparent diffusion coefficient.

Copen WA, Schwamm LH, González RG, Wu O, Harmath CB, Schaefer PW, Koroshetz WJ, Sorensen AG. Copen WA, et al. Radiology. 2001 Oct;221(1):27-34. doi: 10.1148/radiol.2211001397. Radiology. 2001. PMID: 11568317

9

Magnetic resonance perfusion-weighted imaging of acute cerebral infarction: effect of the calculation methods and underlying vasculopathy.

Yamada K, Wu O, Gonzalez RG, Bakker D, Østergaard L, Copen WA, Weisskoff RM, Rosen BR, Yagi K, Nishimura T, Sorensen AG. Yamada K, et al. Among authors: copen wa. Stroke. 2002 Jan;33(1):87-94. doi: 10.1161/hs0102.101893. Stroke. 2002. PMID: 11779894

10

Existence of the diffusion-perfusion mismatch within 24 hours after onset of acute stroke: dependence on proximal arterial occlusion.

Copen WA, Rezai Gharai L, Barak ER, Schwamm LH, Wu O, Kamalian S, Gonzalez RG, Schaefer PW. Copen WA, et al. Radiology. 2009 Mar;250(3):878-86. doi: 10.1148/radiol.2503080811. Epub 2009 Jan 21. Radiology. 2009. PMID: 19164120 Clinical Trial.

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