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Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
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Updated: Jan 18, 2026

Using Unidirectional Rotations to Improve Vestibular System Asymmetry in Patients with Vestibular Dysfunction
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Benign paroxysmal positional vertigo.

Peng You1, Ryan Instrum1, Lorne Parnes1

  • 1Department of Otolaryngology-Head and Neck Surgery, Schulich School of Medicine and Dentistry Western University, London Health Sciences Centre London Ontario Canada.

Laryngoscope Investigative Otolaryngology
|March 5, 2019
PubMed
Summary
This summary is machine-generated.

Benign paroxysmal positional vertigo (BPPV), a common vestibular disorder, causes brief vertigo with head movements. Diagnosis and effective particle repositioning maneuvers, like the canalith repositioning procedure, offer successful treatment for most patients.

Keywords:
Benign paroxysmal positional vertigoDix‐Hallpikecanalithparticle repositioning maneuversemicircular canal occlusion

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Area of Science:

  • Neurology
  • Otolaryngology
  • Vestibular Disorders

Background:

  • Benign paroxysmal positional vertigo (BPPV) is the most prevalent peripheral vestibular end-organ disease.
  • It is characterized by sudden, brief episodes of vertigo triggered by specific head movements.
  • While often self-limiting, BPPV can significantly impair a patient's quality of life.

Purpose of the Study:

  • To provide a comprehensive summary of current research findings and key discoveries related to BPPV.
  • To discuss the pathophysiology, diagnostic approaches, and management strategies (both nonsurgical and surgical) for BPPV.

Main Methods:

  • A comprehensive literature review was conducted, focusing on studies published up to June 2018.
  • The review encompassed research on the pathophysiology, diagnosis, and treatment of BPPV.

Main Results:

  • BPPV diagnosis is typically established through clinical history and specific maneuvers such as the Dix-Hallpike or supine roll test.
  • Understanding canalithiasis and cupulolithiasis has led to effective particle repositioning techniques, particularly for posterior canal BPPV.
  • Surgical options exist for intractable cases or patients with frequent recurrences.

Conclusions:

  • BPPV diagnosis is achievable through clinical assessment and diagnostic maneuvers.
  • In-office repositioning techniques are generally effective for managing BPPV.
  • Canal occlusion is a potential consideration for a small subset of patients with intractable BPPV.