Epilepsy Flashcards

1
Q

What is epilepsy?

A

The tendency to have recurrent seizures

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2
Q

What is a seizure?

A

Transient episodes of abnormal electrical activity in the brain.

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3
Q

How do tonic-clonic seizures present?

A
Tongue biting 
Muscle jerking 
Incontinence 
Foaming at the mouth 
Loss of consciousness
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4
Q

What does the patient experience after the seizure?

A

Post ictal period

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5
Q

What is the post ictal period?

A

Person is confused, drowsy and feels irritable or low for about 15 minutes after the seizure

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6
Q

What is the first line management of tonic clonic seizures?

A

Sodium valporate

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7
Q

Who is sodium valporate not recommended for use in?

A

Girls

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8
Q

Why is sodium valporate not recommended in girls?

A

It is teratogenic

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9
Q

What is an alternative to sodium valporate?

A

Lamotrigine

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10
Q

Where do focal seizures start in the brain?

A

In the temporal lobe

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11
Q

What do focal seizures affect?

A

Hearing
Speech
Memory
Emotions

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12
Q

How do focal seizures present?

A
  • Hallucinations
  • Memory flashbacks
  • Déjà vu
  • Doing strange things on autopilot
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13
Q

What is the first line management for focal seizures?

A

Carbamazepine

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14
Q

Who do absence seizures mainly affect?

A

Children

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15
Q

How does a child having an absence seizure present?

A

The patient becomes blank, stares into space and then abruptly returns to normal

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16
Q

How long do absence seizures normally last?

A

About 10 to 20 seconds

17
Q

What is the main management of absence seizures?

A

Ethosuximide

18
Q

What are atonic seizures also known as?

A

Drop attacks

19
Q

What are atonic seizures characterised by?

A

Brief lapses in muscle tone.

20
Q

How long do atonic seizures last?

A

Less than 3 minutes

21
Q

When do atonic seizures typically start?

A

In childhood

22
Q

What is the main management of an atonic seixure?

A

Sodium valproate

23
Q

How does a myoclonic seizure normally present?

A

Sudden brief muscle contractions, like a sudden “jump”.

24
Q

What is the main management of myoclonic seizures?

A

Sodium valproate

25
Q

What are infantile spasms also referred to as?

A

West syndrome

26
Q

When do infantile spasms/ west syndrome occur?

A

About 6 months of age

27
Q

How are infantile spasms/west syndrome characterised?

A

Clusters of full body spasms.

28
Q

What is the prognosis of West syndrome/infantile spasm?

A

Poor prognosis: 1/3 die by age 25,

29
Q

What is the problem with infantile spasms/ west syndrome?

A

Difficult to treat

30
Q

What is the management of infantile spasms/west syndrome?

A
  • Prednisolone

* Vigabatrin

31
Q

What is the key to diagnosing epilepsy?

A

A good history

32
Q

What imaging investigations can you do for Epilepsy?

A

EEG

MRI

33
Q

What general advice can you give to a parent with an epileptic child?

A

• Take showers rather than baths
• Be very cautious with swimming unless seizures are well controlled and they are closely supervised
• Be cautious with heights
• Be cautious with traffic
• Be cautious with any heavy, hot or electrical equipment
Older teenagers with epilepsy will need to avoid driving unless they meet specific criteria regarding control of their epilepsy

34
Q

What would you find on EEG if the child had West syndrome?

A

Hypsarrhythmia

35
Q

What is West syndrome characterised by?

A

Flexion of the head and limbs, extension of the arms