anterior bppv vertigo

Anterior Canal BPPV

Anterior canal BPPV is quite rare, and is estimated to account for 1 to 2% of cases of BPPV. The primary diagnostic feature is the fact that the nystagmus associated with anterior canal BPPV is torsional and downbeating, whereas the more common posterior canal BPPV nystagmus is torsional and upbeating. This is not always easy…

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