Insights Imaging (2017) 8:573–580 DOI 10.1007/s13244-017-0574-1 PICTORIAL REVIEW Beyond the embolus: Bdo not miss^ diffusion abnormalities of ischaemic and non-ischaemic neurological disease 1 2 3 2 Vivek Yedavalli & Eric M. Nyberg & Daniel S. Chow & Ashesh A. Thaker Received: 30 May 2017 /Revised: 21 August 2017 /Accepted: 4 September 2017 /Published online: 6 October 2017 The Author(s) 2017. This article is an open access publication Abstract Teaching points Given the rapid evolution and technological advances in the � DWI abnormalities due to acute arterial occlusion must be diagnosis and treatment of acute ischaemic stroke (AIS), in- promptly identified. cluding the proliferation of comprehensive stroke centres and � DWI abnormalities not due to arterial occlusion will often not conform to an arterial territory. increasing emphasis on interventional stroke therapies, the need for prompt recognition of stroke due to acute large vessel � Several important non-ischaemic entities can present on occlusion has received significant attention in the recent liter- DWI and should not be confused with infarct. ature. Diffusion-weighted imaging (DWI) is the gold standard . . for the diagnosis of acute ischaemic stroke, as images appear Keywords Diffusion magnetic resonance imaging Stroke . . . positive within minutes
Insights into Imaging – Springer Journals
Published: Oct 6, 2017
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