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7 Cards in this Set
- Front
- Back
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Definition of Seizures
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•discrete clinical events that reflect a temporary physiologic dysfunction of the brain
•characterized by excessive and hypersynchronous discharge of cortical neurons |
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Defintion of Epilepsy
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a chronic disorder or group of disorders characterized by seizures that usually recur unpredictably
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Status Epilepticus
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seizures recurring frequently enough to produce a fixed and enduring epileptic condition lasting at least 30 minutes
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Aura
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-portion of the seizure which occurs before consciousness is lost and for which memory is retained afterwards
•simple partial - whole seizure •complex partial - precedes seizure |
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Categories of Seizures
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1. Partial - one hemisphere w/ focal EEG abnorms: a) Simple partial sz (conscious)
b) complex partial sz (consciouness impaired, postictal) 2. Generalized: both hemispheres a) Absence sz b) Atyp absence sz c) myoclonic sz d) clonic sz e) tonic sz f) tonic clonic sz g) atonic sz 3. Unclassified |
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Absence seizure
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-generalized seizure
-"petit mal" -sudden onset, interuption of ongoing activities, blank stare, lasting for a few seconds, immediate return to normal activities (sudden offset) -NO POST ICTAL CONFUSION -EEG 3 cycles/sec generalized spike and wave pattern Children. Rarely continue beyond adolescence. |
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Tonic clonic seizure
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-generalized seizure
-"grand mal" -sudden sharp tonic contraction of muscles -Tonic and Clonic phase -post ictal phase present |
