II. Epidemiology

  1. Rarely a Family History of Tremor
  2. Contrast with 50% Family History in Essential Tremor

III. Signs and symptoms

  1. Frequency: 6 to 10.5 Hz (Usually > 8 Hz)
    1. Contrast with Essential Tremor (Usually < 8 Hz)
  2. Only hands affected
    1. Contrast with Essential Tremor
  3. Less severe than Essential Tremor

IV. Management

  1. Propranolol 160 mg per day

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