Carotid duplex with contralateral disease: the influence of vertebral artery blood flow.


The hemodynamic effect of severe contralateral internal carotid (ICA) disease may result in overestimation of ipsilateral stenosis by duplex ultrasound (DU). This study examines the role of the vertebral artery system (VAS) on duplex results in patients with severe carotid disease. A retrospective study of 110 patients who underwent carotid endarterectomy… (More)


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