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Clinical Neuro
Epilepsy
36
Biology
Graduate
01/15/2008

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Cards

Term
What are the two types of siezure patterns
Definition
Simple and complex
Term
Describe a simple seizure
Definition

Most common in order children and adults

Localized to a single limb (twich)

Odor and taste symptoms most common

Term
Describe a complex seizure
Definition

Dailey episdoes of impaired consciousness like amnesia or unresonsiveness for 1-2 min

can have mumbled speech & chewing movements

Term
What are the 3 type of generalized seizures
Definition

1. Absence "Petit mal"

2. Tonic-clonic "grand mal"

3. Infantile spasms

Term
When do absence seizures begin
Definition
4-8 years of age
Term
Describe a generalized seizure
Definition

50-100x/day

short loosing of consciousness w/ minor muscle twiching and no postural control

Term
What age does Tonic-clonic occur
Definition
any age
Term
Describe a tonic-clonic seizure
Definition
Patient falls to the ground unconscious w/ muscles in a state of spasm; this is replaced by a clonic phase "convulsive jerking of the body"
Term
When does Infantile spasms begin
Definition
4-9 months
Term
How would an infant look if they were having infantile spasms
Definition
Flexor spasm of the extremities & trunks
Term
what's the MOA of Phenobarbital
Definition
Blocks voltage gated dependent sodium channels and facilitates inhibitor actions of GABA
Term
For what seizures would you use Phenobarbital
Definition
Partial and Tonic-clonic
Term
Phenobarbital is inducer of ______ which is an adverse effect
Definition
Liver microsomal enzyme activity
Term
What's the mechanism of action for Phenytoin
Definition
Blocks voltage dependent sodium channels
Term
What kind of seizures can you use Phenytoin for
Definition
All of them except absence
Term
Name the adverse effects for Phenytoin
Definition
Gingival hyperplasia
Nystagmus
Depress folic acid
Excessive hairness
Term
Fosphenytoin differs from phenytoin how?
Definition
Phosphate ester making it more water soluble and is converted to phenytonin by blood phosphate
Term
what's the MOA for Carbamazepine
Definition
blocks voltage gated dependent sodium channels
Term
When would you use carbamezepine? what are it's adverse effects
Definition
All seizures except absense
double vission, dizziness, ataxia
Term
Ethosuximide would by which mechanism
Definition
Reduces voltage dependent calcium conductance in thalamic neurons
Term
Ethosuximide is the number one choice for
Definition
absence seizures
Term
Name the adverse effects of Ethosuximide
Definition
Dizziness, Ataxia and Nausea
Term
Valproic acid blocks ______ channels and increases what?
Definition
sodium channels and increases levels of GABA
Term
Valproic acid is the number 2 choice for what? what are it's adverse reactions
Definition
absence seizures
Liver failure, pancreatitis
Term
Clonzaepam facilitates binding of _____ to its receptors
Definition
GABA
Term
Clonazepam is the number 3 choice for
Definition
absence seizures
Term
Gabapentin blocks what kind of channels
Definition
calicum
Term
gabapentin is used as an addon for
Definition
partial seizures
Term
what are the side effects of gabapentin
Definition
dizziness, ataxia and GI upset
Term
Lamotrigine/Topiramate blocks what kind of channels?
Definition
voltage sensitive sodium and calcium channels
Term
Lamotrigine/Topiramate is a addon for what kind of seizures in what age group
Definition
parital seizures in adults and children over two
Term
What are the adverse effects of Lamotrigine and topiramate
Definition
Dizziness, ataxia
Rash for lamotrigine
Weight loss and drowsiness for topiramate
Term
How does pregabline reduce excitatory NT release
Definition
voltage gated calcium channels
Term
When would you use Pregabline
Definition
Add on for parital seizures in adults and children over 2
Term
What is Status Epilepticus
Definition
Seizures that are repated so frequently or prolonged that they create a fixed and continuted epiletpic conditoin
Term
How would you treat status epilepticus
Definition
Lorazepam
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