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Related Experiment Video

Updated: Sep 29, 2025

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Atypical Positional Vertigo: Definition, Causes, and Mechanisms.

Sergio Carmona1,2, Guillermo Javier Zalazar1,3, Martin Fernández1

  • 1Fundación San Lucas Para la Neurociencia, Rosario 2000, Argentina.

Audiology Research
|March 22, 2022
PubMed
Summary

This review explores atypical paroxysmal positional vertigo (PPV), a condition causing diagnostic uncertainty. We define atypical PPV and discuss its causes and mechanisms to aid clinicians.

Keywords:
APV (atypical positional vertigo)apogeotropic PVheavy cupulalight cupulavertigo in childhoodvestibular migraine

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Area of Science:

  • Neurology
  • Otolaryngology
  • Vestibular Disorders

Background:

  • Paroxysmal positional vertigo (PPV) is a common neurological condition.
  • Differentiating central from peripheral causes of PPV can be challenging.
  • Atypical presentations of PPV create diagnostic dilemmas.

Purpose of the Study:

  • To review the existing literature on atypical paroxysmal positional vertigo.
  • To propose a provisional definition for atypical PPV.
  • To outline the causes and pathophysiological mechanisms of atypical PPV.

Main Methods:

  • Literature review of atypical paroxysmal positional vertigo.
  • Analysis of diagnostic challenges in PPV.
  • Synthesis of information on causes and pathophysiology.

Main Results:

  • Atypical PPV presents diagnostic challenges.
  • A provisional definition for atypical PPV is proposed.
  • Various causes and mechanisms contribute to atypical PPV.

Conclusions:

  • Atypical PPV requires careful consideration beyond typical presentations.
  • Understanding atypical PPV aids in accurate diagnosis and management.
  • Further research is needed to fully elucidate atypical PPV.