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Magnetic resonance angiogram in a 59-year-old man with right hemiplegia and parakinesia brachialis oscitans

The magnetic resonance angiogram shows loss of flow signal in the intracranial portion of the left internal carotid artery (blue arrow), the left middle cerebral artery (green arrow), and the A1 segment of the left anterior cerebral artery (red arrow). The left vertebral artery (yellow arrow) remains non-visualized. (Source: Chowdhury A, Datta AK, Biswas S, Biswas A. Parakinesia brachialis oscitans: a rare post-stroke phenomenon. Tremor Other Hyperkinet Mov [N Y] 2022;12:6. Creative Commons Attribution 4.0 International License [CC-BY 4.0]. http://creativecommons.org/licenses/by/4.0.)