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46 Cards in this Set

  • Front
  • Back
Convulsive disorders are characterized by 4 things what are they?
Alteration of consciousness
Convulsive movements
loss of muscle tone
disturbance in feeling/behavior
Tonic-clonic, absence, and minor motor seizures are all?
Generalized seizures
Status epilepticus is what?
Continuation of seizures that is very life threatening
These seizures have a bird like cry, generalized motor seizures, tonic then clonic, loss ov consciousness, possible bowel anb bladder control loss. HIGH AMPLITUDE
Tonic -clonic seizures
Alterered state of conciousness lasting only a few seconds. Have blank stare for a few seconds then come back. Have EEG spike and dome 3/sec
absence seizures
This is a minor motor seizure with loss of back muscle tone so patient falls?
Akinetic (atonic)
Jackkniffing movements in the seizures?
Myoclonic spasms
Partial seizures cause what?
Alterations in behavior or perception
What is a Jacksonian March? what is it associated with?
Watch as seizure spreads from the focus of the seizure outward, starts at one part of motor cortex and goes out. Partial seizures
Seizures have a synchronous ??? similar to a symphany all playing same note
Neural discharge that lowers the firing threshold
3 actions of antiseizure meds?
Depress epileptic focus by increasing refactory period and decreasing repetitive firing. Inhibition of discharge away from the focus by altering synaptic transmission. REDUCE excitatory NT
For excitatory synapses you have drugs act on what?
Na channels, Ca channels for depolarization and K for hyperpolar.
This the first seizure medication, the problem was that the patients were always sleepy?
Pheonobarbital
Valproic acid is what?
A solvent for other drugs
Useful drug for the treatment of absence seizures?
Ethosuximide
Used for generalized tonic/clonic seizures and for stabalization of status epilepticus. It depresses the membrane exitability by reducing Na conductance, more often used in children than adults. What am I
Phenytoin
This drug causes an increase in plasma levels?
Phenytoin
Can cause cleft palate in children and cause gingival hyperplasia and hirsutism, also blood dyscrasias?
Phenytoin
If you need to increase the dose of this drug it should be done in small increment?
Phenytoin
Why is phenytoin a good drug?
Can be used with other anticonvulsants
Blocks Na channel activity and is an anticonvulsant as well as a treatment for cardiac dysrhythmias?
Phenytoin
This drug is given for iv loading in status epilepticus and is the secondary drug given after lorazepam or diazapa?
Fosphenytoin
This drug is related to tricyclic antidepressions. Used for treatment of neuropathic pain and generalized tonic/clonic seizures. Inhibbits na conductance and presynaptic txmission?
Carbamazepine
Causes an aplastic anemia and has an erratic absorption rate?
Carbamazepine
Cannot use this drug with MAO inhibitors?
Carbamazepine
This drug causes a decrease of other anticonvulsants by enzyme induction?
Carbamazepine
This drug is similar to carbamazapine but less toxic and longer acting?
Oxcarbazepine
Phenobarbital has traditionally been given for what?
Febrile seizures in kids
Phenobarbitals mechanism is?
potentiates GABA (increase Cl and decrease Na conductance=hyperpolarization. Antagonizes glutamate excitatory pathways
what inhibits phenobarbital metabolism?
Valproic acid
What is structurally similar to phenobarbital with action is similar to phenytoin?
Primidone
The drug is converted to phenobarbital and another active metabolite
primidone
Give this for uncomplicated absence seizures?
Ethosuximide
The mechanism for ethosuximide is what?
affect Ca channel activity and NT release
This decrease ethosuximide metabolism?
Valproic acid
The drug is given for myoclonic seizures?
Valproic acid
The mechanism for valproic acid is?
Inhibits catabolic enzymes to GABA so Increase GABA, voltage sensitive Na channels, may block the NMDA receptor
Can cause sudden liver failure?
Valproic acid
Valproic acid is used to increase the levels of what 3 things by inhibiting metabolism?
Phenobarbital, phenytoin and caramaine
Benzodiazepines act thru what for anti seizure meds?
GABA
This drug is similar to GABA and is the drug of choice for Neuropathic pain and adjunct for partial seizures by reducing glutamate release?
Gabapentin
Tiagabine iis used for partial and generalized tonic/clonic seizures, blocks GABA uptake transporter?
GABAergic agent
What is a secondary use for carbamazepine?
Treatment of behavioral disturbance of demancia
Phenytoins secondary us?
Neuropathic pain
Gabapentin's secondary use?
Nueropathic pain
this has been associated with cause spina bifida?
Valproic acid