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circle of willis def

circle of willis deficit

contralateral hemiparesis ( low extremities), medial lemniscus ( dec. contralateral proprioception), ipsilateral paralysis of hypoglossal nerve anterior spinal artery ( medial medullary syndrome)
contralateral loss of pain and temperature PICA
Ipsilateral dysphagia, hoarseness, dec. gag reflex PICA
wallenberg's syndrome PICA
lateral medullary syndrome PICA
ipsilateral facial paralysis, ipsilateral cochlear nucleus, vestibular nystagmus AICA
lateral inferior pontine syndrom AICA
contralateral hemianopia with macular sparing, occipital cortex posterior cerebral artery
contralateral face and arm paralysis and sensory loss, aphasia, left-side neglect Middle cerebral artery
leg-foot area of motor and sensory cortices anterior cerebral artery
circle of willis aneurysm, visual field defects anterior communicating artery
common area of aneurysm, CN III palsy posterior communicating
internal capsule, caudate, putamen, globus pallidus, "arteries of stroke" infact of the posterior limb of the internal capsule causes pure motor hemiparesis lateral striate
anterior cerebral/middle cerebral, damage in severe hypotension watershed zones
upper leg/upper arm weakness, defects in higher-order visual processing watershed zones
locked-in syndrome CN III is typically intact basilar artery
in general, stroke of anterior circle general sensory and motor dysfunction, aphsia
in general, stroke of posterior circle cranial nerve deficits ( vertigo, visual deficits), coma, cerebellar deficits, dominant hemisphere ( ataxia), nondominant ( neglect)
Created by: yseo0914