Headache & Pain
Vagal nerve stimulation for headaches
Apr. 14, 2022
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Angiogram of the aortic arch shows plaque in the left subclavian artery (red circle) with decreased blood flow distally (purple arrow) and no contrast extending into the left vertebral artery. (Courtesy of Jason Robert Young MD. Creative Commons Attribution 4.0 International [CC BY 4.0] License, https://creativecommons.org/licenses/by/4.0.)