partial (focal) seizures - often preceded by / types
seizure aura
simple vs complex seizure according consciousness
simple - intact
complex - impaired
Generilized seizures - types and characteristics
epilepsy with fever?
FEBRILE SEIZURES ARE NOT EPILEPSY
ethosuximide - side effects
5. Stevens-Johnson
epilepsy - benzodiazepines - drugs and clinical use
phenytoin - mechanism
Fosphenytoin?
Na+ channel inactivation
ZERO kinetic order
- phenytoin for parental use
phenytoin - clinical use
Phenytoin - side effects
A. Neurologic 1. nystagmus 2. diplopia 3. ataxia 4. sedation 5. peripheral neuropathy
B. Dermatologic 1. gingival hyperplasia 2. hirsutism
3. Stevens-Johnson syndrome 4. DRESS syndrome
C. Musculosceletal: 1. SLE like syndrome 2. osteopenia
D. Hematologic: Megalobl anemia
E. Reproductive: teratogenesis (fetal hydantoin syndrome)
F. Other: c P-450 induction
carbamazepine - clinical use
Carbamazepine - side effects
Valproic acid - mechanism of action
2. increase GABA concentration by inhibiting GABA transaminase
Valproic acid - side effects
Valproic acid - clinical use
gabapentin - mechanism
2. designed as GABA analogs
gabapentin - clinical use
Gabapentin - side effects
sedation
ataxia
phenobarbital - clinical use
topiramate - mechanism
2. increase GABA action
topiramate - clinical use
topiramate - side effects
lamotrigine - mechanism / SE
blocks voltage gated Na+ channels
- Steven Johnson Syndrome (must be titrated slowly)
lamotigine - clinical use
levetiracetam - mechanism of action
unknown. may modulate GABA and glutamine release