Intravenous tissue plasminogen activator (TPA) is an approved therapy for acute ischaemic stroke in the United States. We aimed to noninvasively monitor the therapy to determine arterial recanalisation and persisting vascular abnormalities.
Center for Noninvasive Brain Perfusion Studies, Stroke Treatment Team, University of Texas-Houston Medical School, Houston, Texas, USA. avalexandrov@worldnet.att.net