Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Right subclavian artery stenosis (color-flow imaging)

Color-flow imaging (triplex ultrasound) shows severely elevated peak systolic flow velocities in the right subclavian artery of a 43-year-old man evaluated for repeated transient ischemic attacks in the vertebrobasilar territory.

Abbreviations: 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 [CC BY] License,