Neurology - Benign Essential Tremor Flashcards

1
Q

What is benign essential tremor?

A

Fine tremor affecting all voluntary muscles, espeically the hands

Common condition associated with older age

Can also affect areas like the head, jaw and vocal cords

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2
Q

What are the key features of benign essential tremor?

A
  • Fine tremor (6-12 Hz)
  • Symmetrical
  • More prominent with voluntary movement
  • Worse when tired, stressed, or after caffeine
  • Improved by alcohol
  • Absent during sleep

These features help in diagnosing the condition.

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3
Q

What is the frequency range of the tremor in benign essential tremor?

A

6-12 Hz

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4
Q

What are the differential diagnoses for tremor?

A
  • Parkinson’s disease
  • Multiple sclerosis
  • Huntington’s chorea
  • Hyperthyroidism
  • Fever
  • Dopamine antagonists (e.g., antipsychotics)

Must be ruled out before diagnosis of BET

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5
Q

What is the general management approach for benign essential tremor?

A

No definitive treatment; it is not harmful and does not require treatment if not causing functional or psychological problems

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6
Q

What medications improve symptoms of benign essential tremor.

A
  • Propranolol
  • Primidone
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7
Q

What can exacerbate benign essential tremor?

A
  • Tiredness
  • Stress
  • Caffeine
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