When should Lyme disease be considered in the differential diagnosis of Bell palsy (idiopathic facial paralysis) (IFP)?

Updated: Jun 14, 2019
  • Author: Danette C Taylor, DO, MS, FACN; Chief Editor: Selim R Benbadis, MD  more...
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If a patient is from the Northeast United States, Lyme disease should be considered as a cause of facial paralysis, and serologic testing should be performed. Approximately 5-10% of untreated Lyme patients may have a peripheral facial nerve palsy.

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