What tests may be indicated in patients with an unusual presentation of Parkinson disease (PD)?

Updated: Aug 29, 2019
  • Author: Robert A Hauser, MD, MBA; Chief Editor: Selim R Benbadis, MD  more...
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In patients with an unusual presentation, diagnostic testing may be indicated to exclude other disorders in the differential diagnosis. Such tests may include serum ceruloplasmin, sphincter electromyography, or lumbar puncture.

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