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Seizures
practice for EEG registry
Question | Answer |
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What EEG finding in a neonate is highly suggestive of a focal lesion, such as a neonatal stroke of cerebral dysgenesis? | Unilateral seizure. |
What EEG finding is most often associated with early infantile epileptic encephalopathy (EIEE)? | burst suppression. |
What EEG finding is most often associated with infantile spasms? | Hypsarrhythmia. |
What EEG finding is most often associated with lennox-Gastaut syndrome | 1 to 2.5/sec spike and wave complexes; aka slow spike and wave. |
What EEG finding is most often associated with childhood absence epilepsy? | Generalized 3 hz spike and wave. |
What interictal EEG findings most are often associated with generalized with generalized tonic-clonic seizures? | generalized multiple spike-wave bursts; photoparoxysmal response |
What EEG finding is most often associated with benign rolandic epilepsy? | central and temporal sharp waves that often have opposite polarity; a dipole is present. |
What EEG finding is most often associated with benign occipital epilepsy? | Occipital sharp waves |
What EEG finding is most often seen during an infantile spasm? | relative flattening (electrodecremental response during the clinical seizure. |
What is the usual age of onset for childhood absence epilepsy? | between 4 and 8 years |
What EEG finding is most often associated with Acquired Epileptic Aphasia or Landau-Kleffner Syndrome? | Electrical status epilepticus of sleep (ESES) |
What is the duration of a sharp wave? | 70 to 200 msec |
What is the duration of a spike? | less than 70 msec |
Temporal intermittent rhythmic delta activity (TIRDA) is associated with what clinical finding? | temporal lobe epilepsy. |
What EEG finding is most often associated with juvenile myoclonic epilepsy (JME)? | 4 to 5 hz generalized spike-wave discharges and high voltage polyspikes in sleep. |
List LennoxiGastaut triad | mixed seizures including atypical absence seizures, atonic seizures, tonic seizures and myoclonic seizures. cognitive dysfunction. Slow spike and wave pattern at 2 to 2.5 hz on the EEG. |