Persistent positional nystagmus : A Case
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Katherine D. Heidenreich; Kevin A. Kerber; Wendy J. Carender; Gregory J. Basura;
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Article
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2011
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John Wiley and Sons
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English
⚖ 113 KB
## Abstract Involvement of the superior semicircular canal (SSC) in benign paroxysmal positional vertigo (BPPV) is rare. SSC BPPV is distinguished from the more common posterior semicircular canal (PSC) variant by the pattern of nystagmus triggered by the Dix‐Hallpike position: down‐beating torsion