Epilepsy Flashcards

1
Q

What is epilepsy?

A

Common neurological condition characterised by recurrent seizures.

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2
Q

What are the different types of seizures?

A

Focal impaired awareness
Absence
Atonic
Focal aware

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3
Q

Where does a focal impaired awareness seizure start?

A

In the temporal lobe

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4
Q

Why are focal seizures also referred to as partial seizures?

A

Start in a specific area, on one side of the brain

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5
Q

How does a focal impaired awareness seizure present ?

A
  • Stare into space
  • Automatisms
  • Hallucinations
  • Déjà vu
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6
Q

What is another term for a focal impaired awareness seizure?

A

Partial seizure

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7
Q

what is the main management of a focal impaired awareness seizure?

A

Lamotrigene or levetiracetam

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8
Q

Who do absence seizures normally affect?

A

Children

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9
Q

How do absence seizures normally present?

A

Stare into space and don’t respond for about a minute

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10
Q

What is the management of absence seizures?

A

Ethosuximide

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11
Q

What is an example of an atonic seizure?

A

A woman falls to the ground and lays motionless

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12
Q

What is another name for focal aware seizure?

A

Simple partial

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13
Q

What is another name for focal impaired awareness?

A

Complex partial

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14
Q

What are generalised seizures?

A

They are seizures that engage or involve networks on both sides of the brain at the onset

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15
Q

What happens immediately with the onset of generalised seizures?

A

Consciousness is lost immediately

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16
Q

What can generalised seizures be divided into?

A

Motor: Tonic-clonic

Non-motor: Absence

17
Q

How does a generalised seizure (Tonic-clonic) normally present?

A
Tongue biting
Incontinence 
Jerking 
Foaming at the mouth 
Loss of consciousness
18
Q

What investigation is normally carried out after first seizure?

A

Electroencephalogram (EEG)

Neuroimaging (MRI).

19
Q

What is the management of tonic-clonic seizure?

A

Males: Sodium valporate
Females: Lamotrigene or levetiracetam

20
Q

What is the period after a generalised seizure called?

A

Postictal phase

21
Q

What is the postictal phase?

A

Phase following a seizure where the patients feel drowsy and tired for around 15 minutes.

22
Q

What medication is recommended in pregnancy?

A

Lamotrigine

23
Q

How would epilepsy present if it affected the temporal lobe?

A
  • (HEAD) Hallucinations (auditory/gustatory/olfactory),
  • Epigastric rising/Emotional,
  • Automatisms (lip smacking/grabbing/plucking),
  • Deja vu/Dysphasia post-ictal)
24
Q

How would epilepsy present if it affects the frontal lobe?

A
  • Head/leg movements
  • Posturing
  • post-ictal weakness
  • Jacksonian march
25
Q

How would epilepsy present if it affected the parietal lobe?

A

• Paraesthesia

26
Q

How would epilepsy present if it affected the occipital lobe?

A

• Floaters/flashes

27
Q

What is status epilepticus defined as?

A

a single seizure lasting >5 minutes, or

> = 2 seizures within a 5-minute period without the person returning to normal between them

28
Q

What can status epilepticus lead to?

A

Irreversible brain damage

29
Q

How is status epilepticus diagnosed?

A

• Capillary blood glucose

30
Q

Why would you do capillary blood glucose in someone presenting with status epilepticus?

A

To rule out hypoxia and hypoglycaemia first

31
Q

What is the management of status epilepticus?

A

IV lorazepam

32
Q

How many doses would you give of lorazepam before trying different medication?

A

2 doses

33
Q

What would you give if lorazepam doesn’t work?

A

IV phenytoin