General Neurology
Severe closed head injury
Aug. 16, 2024
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Abbreviations: RVA=right vertebral 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.)
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Minimal positive diastolic flow during cuff test in subclavian steal syndrome
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Abbreviations: RVA=right vertebral 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.)
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Color-flow imaging (triplex ultrasound) of the right vertebral artery during compression of the right arm with a blood pressure cuff (a "cuff test") shows the appearance of a minimal positive diastolic flow in a 43-year-old man evaluated for repeated transient ischemic attacks in the vertebrobasilar territory.
Abbreviations: RVA=right vertebral 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.)