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10 Cards in this Set
- Front
- Back
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contralateral loss of sensation/paralysis (mostly upperlimb & face), aphasia or hemineglect |
MCA
motor & sensory cortices (upper limb & face), temporal lobe (Wernicke), frontal lobe (Broca) |
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contralateral loss of sensation/paralysis in lower limb |
ACA
motor & sensory cortices (lower limb) |
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pure motor hemiparesis; pure sensory deficit; ataxia-hemiplegia; dysarthria-clumsy hand |
lacunar infarcts
pure motor hemiparesis = internal capsule pure sensory deficit = ventroposterolateral/ medial thalamus ataxia-hemiplegia = base of pons dysarthria-clumsy hand = base of pons or genu of internal capsule |
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contralateral hemiparesis of upper/lower limbs, dec contralateral proprioception, ipsilateral hypoglossal dysfxn |
ASA
lateral corticospinal tract, medial lemniscus, caudal medulla (hypoglossal n)
Medial medullary syndrome -> caused by infarct of paramedian branches of ASA & vertebral a's |
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vomiting, vertigo, nystagmus, ipsilateral Horner, ataxia, dysmetria, dec pain & temp from ipsilateral face & contralateral body, dysphagia, hoarseness, dec gag reflex |
PICA
Lateral medullary syndrome (Wallenberg)
lateral medulla (vestibular nuclei, lateral spinothalamic tract, spinal trigeminal nucleus, nucleus ambiguus, sympathetic fibers, inferior cerebellar peduncle) |
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vomiting, vertigo, nystagmus, ipsilateral Horner, ataxia, dysmetria, dec pain & temp from ipsilateral face, paralysis of face, dec lacrimation & salivation, dec taste from anterior 2/3 tongue, dec corneal reflex, ipsilateral hearing loss |
AICA
lateral pontine syndrome
lateral pons (CN nuclei, vestribular nuclei, facial nucleus, spinal trigeminal nucleus, cochlear nuclei, sympathetic fibers) |
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contralateral hemianopia with macular sparing |
PCA
occiptal cortex, visual cortex |
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locked in syndrome |
basilar artery
pons, medulla, lower midbrain, corticospinal & corticobulbar tracts, ocular cranial n nuclei, paramedian pontine reticular formation |
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visual field defects |
ACom
(aneurysm, not stroke) |
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CN III palsy - eye down & out, ptosis, dilated pupil |
PCom
(aneurysm, not stroke) |
