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18 Cards in this Set
- Front
- Back
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When would you consider it to be > ICP?
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180-200 mm H20
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What can limit ICP?
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Rigid calvarium (except in kids)
BBB Paucity of lypmphatics |
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What would cause a mass effect of ICP?
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Pb, HT encephalopathy, Rayes Syndrome
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What would case a focal effect of ICP?
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Neoplasia
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What are 2 signs of uncal herniation?
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fixed pupil and ipsilateral paralysis
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Name 3 types of Herniation
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1. Cingulate (subfalcine)
2. Transtentorail (Uncal) 3. Tonsillar (Cerebellar) |
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What type of herniation would compress the ACA?
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Cingulate (arms)
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What type of herniation would compress the occulomotor nerve?
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Transtentorial (Uncal)
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Where would you find Kerohan's notch?
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Uncal herniation
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What type of herniation may rupture the posterior cerebral artery?
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Uncal
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If compression of the nerve in Kerohan's notch occurs BEFORE decussation....
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paralysis on ipsilateral side of the tumor
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Hemorrhage specific to bleeding in midbrain and pons due to ICP of Uncal herniation
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Duret
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Name 3 types of cerebral edema
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1. Vasogenic
2. Cytotoxic 3. Interstitial |
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Is Reye's syndrome reversible?
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YES
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What type of herniation is seen in Reyes syndrome?
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diffuse (cerebral edema without inflammation)
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What type of edema is seen in Reye's syndrome?
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symmetrical and without inflammation
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What does noncommunicating hydrocephalus mean?
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Obstructed flow from 3rd venticle to subarachnoid space
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What type of hydrocephalus is asymmetric?
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Foramen of Monroe lesion, rest are symmetric
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