Posterior canal benign paroxysmal positional vertigo with long duration: Heavy or light cupula?

Objective To investigate the characteristics of positional nystagmus in posterior semicircular canal (PSCC) benign paroxysmal positional vertigo (BPPV) patients with longer durations, and to discuss the possible underlying mechanism of this nystagmus. Methods We conducted a retrospective review, and...

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Bibliographic Details
Published in:Laryngoscope investigative otolaryngology 2023-08, Vol.8 (4), p.1108-1113
Main Authors: Kim, Chang‐Hee, Shin, Jung Eun, Kim, Hansol, Park, Joon Yong
Format: Article
Language:English
Subjects:
benign paroxysmal positional vertigo
Canalolithiasis
Cupulolithiasis
light cupula
Original Research
Otology, Neurotology, and Neuroscience
Patients
posterior semicircular canal
Vertigo
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Summary:Objective To investigate the characteristics of positional nystagmus in posterior semicircular canal (PSCC) benign paroxysmal positional vertigo (BPPV) patients with longer durations, and to discuss the possible underlying mechanism of this nystagmus. Methods We conducted a retrospective review, and enrolled 118 consecutive patients with unilateral PSCC BPPV. The duration of nystagmus during a Dix‐Hallpike test was classified into short (
ISSN:2378-8038
2378-8038
DOI:10.1002/lio2.1113