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AJNR - American Journal of Neuroradiology

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Hemodynamic Modifications in Patients with Symptomatic Unilateral Stenosis of the Internal Carotid Artery: Evaluation with MR Imaging Perfusion Sequences

Alessandro Bozzao^a, Roberto Floris^c, Fabrizio Gaudiello^c, Vanina Finocchi^a,b, Luigi Maria Fantozzi^a,b and Giovanni Simonetti^c

^a Department of Neuroradiology, II Faculty, University of Rome "La Sapienza", Italy
^b IRCCS Neuromed, Pozzilli (IS) Italy
^c Institute of Radiology, University of Rome "Tor Vergata," Italy

View larger version (55K): [in a new window]   FIG 1. A–D, Left, Schematic representations of the MCA (blue in A) and border zone (red in B–D) territories. A–D, Right, Perfusion maps of rCBV show the ROIs (black outlines) positioned in MCA (A) and border zone (B–D) territories.

View larger version (19K): [in a new window]   FIG 2. Comparison of perfusion data in the MCA (symbols 1–4) and border zone (symbols 5–8) territories between the control group (3, 4, 7, 8) and patients with ICA stenosis (1, 2, 5, 6).