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Emergency Guide to Stroke Neuroimaging

Northwestern EM

3] To identify a causative vascular lesion, which may or may not be amenable or contraindicatory to thrombolysis Non-Contrast Head CT NCCT is usually the first imaging modality obtained in the acute evaluation for stroke. 2007 Jan 27; 369(9558): 293–298. Within the thrombolysis window (<4.5 Last Update: September 14, 2018.