Seizures Flashcards

1
Q

What is a seizure

A

Electrical storm in the brain

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2
Q

What is epilepsy

A

recurrent unprovoked seizures associated with abnormal electrical activity in the brain

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3
Q

What is the criteria for being diagnosed with epilepsy

A

2 or more unprovoked seizures separated by AT LEAST 24 hours

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4
Q

When will you start someone on anti-seizure medication

A

after second unprovoked seizure

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5
Q

What are examples of a provoked seizure

A

infections
alcohol withdrawal
low blood sugar
surgery

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6
Q

What are the 3 main classifications of seizures

A

Focal onset
generalized onset
unknown onset

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7
Q

What are focal onset seizures

A

seizures that start in and affect one part of the brain

generally originates paroxysmal discharge in the temporal lobe

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8
Q

What is a primary generalized seizure

A

abnormal electrical discharge that originates from the diencephalic activating system and spread simultaneously through the brain

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9
Q

What are the stages of a seizure

A

prodrome
aura
ictal phase
post-ictal phase

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10
Q

What type of seizures do auras occur in

A

focal epilepsy

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11
Q

What is the ictal phase

A

Time from the first symptom (including aura) until the end of the seizure activity

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12
Q

What is an example of automatisms

A

lip smacking

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13
Q

What progression may you see in seizures as the activity spreads to other parts of the brain

A

Aura->focal aware-> focal unaware-> bilateral tonic clonic

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14
Q

What is the post-ictal phase

A

Time between the end of a seizure and return to baseline

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15
Q

What is a focal seizure with impaired awareness

A

Starts in one area of the brain
duration 1-3 minutes

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16
Q

What are signs someone is having a focal seizure with impaired awareness

A

picking at clothes
bicycling of legs
utilization behavior
Smacking lips

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17
Q

What is a bilateral tonic clonic seizure

A

may see head or eye deviation (pt. looking away from seizure)

will show figure 4 or fencing posture

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18
Q

If a patient demonstrates fencing posture, where is their seizure located

A

frontal lobe

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19
Q

If a patients hand goes up to their face, what does it tell you about the seizure

A

Tells you which side of the brain the seizure is happening in

hand=side of seizure

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20
Q

What are generalized seizures

A

absence
myoclonic
clonic
tonic
tonic-clonic
atonic

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21
Q

What is an absence seizure

A

sudden behavioral arrest

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22
Q

What is a clonic seizure

A

rhythmic contraction of arms and legs

23
Q

What is an atonic seizure

A

loss of muscle tone “drop attack”

24
Q

What type of seizures do children typically have

A

absence seizures
*generally happen in clusters

25
If a myoclonic seizure disorder starts with childhood, what will happen as they grow
They should grow out of it
26
If myoclonic seizures starts in juvenile ages, will they grow out of it
no
27
When are myoclonic seizures most common
morning time upon waking up
28
What happens if a seizure lasts longer than 5 minutes
They probably won't stop on own-> call 911
29
What side is best to turn a person on to and why
left better venous return
30
What is the difference between provocation and triggers
Provoked= things out of the ordinary that cause seizures Trigger= known causes for seizure
31
What is an example of provocation
severe hypoglycemia
32
Which patients will have febrile seizures
children under age 5 -should be primary/general in onset...No prodrome
33
What are medication side effects for anti seizure medications
Balance issues double vision prolonged nystagmus
34
If someone has a "wine stain" on their face, what is it indicative of
brain was effected with seizure and the patient probably needs surgery
35
What is a storage weber sign
a wine stain on the face
36
How would you differentiate between confusion and aphasia
when a patient is aphasic, they can act out a word but cannot think of what it is
37
What is PNES
psychogenic non-epileptic seizures
38
can someone with epilepsy have non-epileptic seizures
Yes
39
What is the most common correlation for PNES
sexual abuse
40
If someone has a prolonged seizure that breaks on its own and they go into status, is this a sign of epilepsy or PNES
PNES
41
What test do you need to truly confirm whether a seizure is epileptic or not
EEG
42
What is the standard of care for seizures if a patient has only had one
avoid typical precipitants if unprovoked Correct imbalance if provoked
43
When should anti-convulsants be used for patients
if they have had 2+ unprovoked seizures
44
What do broad spectrum ASMs treat
generalized and focused epilepsies
45
What do narrow spectrum ASMs treat
only focal epilepsy *may make generalized worse
46
What is the drug of choice for idiopathic generalized epilepsy
Valproic acid *avoid in women of child bearing age
47
When can/should you consider stopping seizure medication
when a patient is seizure free for 2 years
48
What type of birth control should a female be on while taking AEDs
IUD
49
If the risk of seizures outweighs the risk of fetotoxicity, what drug should the mother be put on
Keppra folic acid supplement
50
What are acute repetitive seizures
closely group seizures over minutes to 2 days that increase in frequency
51
What are the 3 types of status epilepticus
tonic clonic focal with impaired consciousness absence
52
What is status epilepticus
continuous seizure activity for at least 5 minutes OR 2+ seizure attacks without recovery of consciousness in between
53
What makes status epilepticus complex
usually a combo of seizure types The longer it goes, the less noticeable it is
54
What is the first like agent for status
4mg IV lorazepam x 2