Prevalence of intracranial artery stenosis in a general population using 3D-time of flight magnetic resonance angiography

Intracranial artery stenosis (ICAS) is a common cause of stroke in Asians, Hispanics and African Americans1 –4, with high risk of stroke recurrence.4,5 In Caucasians extracranial carotid artery atherosclerosis has been considered the predominant cause of stroke, whereas ICAS has been of minor importance,5,6 but the real impact of ICAS in western populations may however have been underestimated.7–9

Source: Journal of Stroke and Cerebrovascular Diseases - October 20, 2023 Category: Neurology Authors: Liv-Hege Johnsen, Marit Herder, Torgil Vangberg, J ørgen Gjernes Isaksen, Ellisiv B. Mathiesen Source Type: research