Term
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Definition
| CL hemiparesis (LE), medial leminiscus (dec CL proprioception), IL paralysis of the hypoglossal nerve |
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Term
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Definition
| medial medullary syndrome |
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Term
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Definition
| CL loss of pain and temp, IL dysphagia, hoarseness, dec gag reflex, vertigo, diplopia, nystagmus, vomiting, IL Horner's, IL facial pain and temp, trigeminal nuc (spinal tract and nuc), IL ataxia |
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Term
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Definition
| lateral medullary syndrome aka Wallenberg's |
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Term
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Definition
| Lateral inferior pontine syndrome |
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Term
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Definition
| IL facial paralysis, IL cochlear nuc, vestibular (nystagmus), IL facial pain and temp, IL dystaxia (MCP, ICP) |
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Term
| Posterior cerebral artery |
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Definition
| CL hemianopsia with macula sparing ; supplies occipital cortex |
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Term
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Definition
| CL face and arm paralysis and sensory loss, aphasia (dominant sphere), left sided neglect |
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Term
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Definition
| supplies medial surface of the brain, leg-foot area of motor and sensory cortices |
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Term
| ACOM or anterior communicating artery |
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Definition
| most comon site of circle of Willis aneurysm; lesions may cause visual field deficits |
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Term
| PCOM or posterior communicating artery |
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Definition
| common area of aneurysms; causes CN III palsy |
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Term
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Definition
| Divisions of middle cerebral artery; supply internal capsule, caudate, putamen, globus pallidus/ "arteris of stroke" ; infrct of the posterior limb of the internal capsule causes pure motor hemiparesis |
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Term
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Definition
| be anterior cerebral and middle cerebral, posterior cerebral and middle cerebral arteries, damage in severe hypotention --> upper leg/arm weakness, deficits in higher order visual processing |
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Term
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Definition
| infarct causes locked in syndrome (CN III is typically intact) |
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Term
| In general, stroke of the anterior circle |
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Definition
| general sensory and motor dysfunction, aphasia |
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Term
| In general, stroke of the posterior circle |
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Definition
| cranial nerve deficits (vertigo, visual deficits), coma, cerebellar deficites (ataxia). Dominant hemisphere (ataxia), non dominant (neglect) |
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