Limb-shaking transient ischemic attacks (LSTIAs) are a phenomenon that occurs due to transient hypoperfusion to a cerebral motor territory with a chronically outstripped autoregulatory vascular reserve. First described in 1962 by Miller Fisher, the pathogenesis and the global understanding of this presentation have undergone a significant advancement throughout the years. Typically, patients will present with this syndrome of transient hypoperfusion in the context of extracranial carotid intrinsic vessel stenosis or by intracranial vascular stenosis to select motor pathways.

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