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. 2022 Oct 4;33(2):1063–1087. doi: 10.1007/s00330-022-09024-7

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© The Author(s) 2022, corrected publication 2022

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Fig. 6 — Eccentricity index (EI), reflecting the grade of eccentric positioning of the lumen within the cross-sectional area of the vessel. In a patient with 70% area carotid stenosis, eccentric plaque is reportedly associated with a significantly increased incidence of ipsilateral cerebrovascular events compared with patients with concentric stenosis