Fig. 5
From: ASL and susceptibility-weighted imaging contribution to the management of acute ischaemic stroke
A 76-year-old patient seen in an emergency setting for sudden-onset left hemibody hypoesthesia. DWI (a), ASL (b), 3D TOF (c), and SWI (d) sequences in the axial plane. a Small infarct zone in the right internal temporal region. b Intravascular hypersignal; bright vessel sign upstream from the thrombus (arrowhead). Right occipital hypoperfusion with DWI mismatch (curved arrow). c Visualisation defect in the P2 segment of the right posterior cerebral artery (white arrow). d Susceptibility vessel sign in P2; thrombus (black arrow)