General Child Neurology
Chiari malformation
Apr. 28, 2024
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Right subclavian artery stenosis (b-mode ultrasound)
B-mode (brightness mode) ultrasound examination shows a hypoechoic atherosclerotic plaque at the origin of the right subclavian artery causing severe stenosis in a 43-year-old man evaluated for repeated transient ischemic attacks in the vertebrobasilar territory.
Abbreviations: RCCA=right common carotid artery, RSCA=right subclavian artery, BRA=brachiocephalic artery.
(Source: Bajko Z, Motataianu A, Stoian A, et al. Prevalence and clinical characteristics of subclavian steal phenomenon/syndrome in patients with acute ischemic stroke. J Clin Med 2021;10[22]:5237. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)