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Recurrence in Benign Paroxysmal Positional Vertigo: A Large, Single-Institution Study.

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Otology & Neurotology : Official Publication of the American Otological Society, American Neurotology Society [And] European Academy of Otology and Neurotology
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Benign paroxysmal positional vertigo (BPPV) recurs in 37% of patients, with female sex and prior BPPV increasing risk. Most recurrences happen within a year, often in the same ear.

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Area of Science:

  • Otolaryngology
  • Neurology
  • Vestibular Disorders

Background:

  • Benign paroxysmal positional vertigo (BPPV) is a common vestibular disorder.
  • Understanding BPPV recurrence rates and associated factors is crucial for patient management.

Purpose of the Study:

  • To determine the recurrence rates of BPPV.
  • To identify patient and disease factors associated with BPPV recurrence.

Main Methods:

  • Retrospective chart review of 1,105 patients diagnosed with BPPV.
  • Analysis of diagnostic and particle repositioning maneuvers.
  • Kaplan-Meier survival analysis for disease-free intervals.

Main Results:

  • 37% of patients experienced BPPV recurrence.
  • Female sex and a history of previous BPPV were linked to higher recurrence risk.
  • 56% of recurrences occurred within one year; remote recurrences were more likely to affect the opposite ear.

Conclusions:

  • Female sex and prior BPPV history are significant predictors of recurrence.
  • Meniere's disease, diabetes, and trauma were not associated with increased recurrence.
  • These findings aid in clinical care and patient counseling regarding the expected course of BPPV.