Refinement of the Magnetic Resonance Diffusion-Perfusion Mismatch Concept for Thrombolytic Patient Selection
Author(s) -
Steven Warach,
Yasir AlRawi,
Anthony J. Furlan,
Jochen B. Fiebach,
Max Wintermark,
Annika Lindstén,
Jamal Smyej,
David B. Bharucha,
Salvador Pedraza,
Howard A. Rowley
Publication year - 2012
Publication title -
stroke
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.397
H-Index - 319
eISSN - 1524-4628
pISSN - 0039-2499
DOI - 10.1161/strokeaha.111.642348
Subject(s) - medicine , penumbra , confidence interval , odds ratio , magnetic resonance imaging , placebo , clinical trial , sample size determination , lesion , perfusion , post hoc analysis , stroke (engine) , randomized controlled trial , nuclear medicine , cardiology , surgery , radiology , ischemia , pathology , mechanical engineering , engineering , statistics , alternative medicine , mathematics
The DIAS-2 study was the only large, randomized, intravenous, thrombolytic trial that selected patients based on the presence of ischemic penumbra. However, DIAS-2 did not confirm the positive findings of the smaller DEDAS and DIAS trials, which also used penumbral selection. Therefore, a reevaluation of the penumbra selection strategy is warranted.
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