Orthostatic Tremor: A Spectrum of Fast and Slow Frequencies or Distinct Entities?

  title={Orthostatic Tremor: A Spectrum of Fast and Slow Frequencies or Distinct Entities?},
  author={Heather B. Rigby and Matthew Hall Rigby and John N. Caviness and Elan Daniel Louis},
  booktitle={Tremor and other hyperkinetic movements},
BACKGROUND Orthostatic tremor (OT) is defined by the presence of a high-frequency (13-18 Hz) tremor of the legs upon standing associated with a feeling of unsteadiness. However, some patients have discharge frequencies of <13 Hz, so-called "slow OT". The aim of this study was to characterize patients with unsteadiness upon standing found to have <13 Hz tremor discharges on neurophysiologic testing. METHODS A retrospective review was performed on all subjects with a diagnosis of OT who were… CONTINUE READING
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A retrospective study of the clinical and electrophysiological characteristics of 32 patients with orthostatic myoclonus

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