Incidence of horizontal canal benign paroxysmal positional vertigo as a function of the duration of symptoms.


OBJECTIVES The incidence of horizontal canal involvement in benign paroxysmal positional vertigo (HC-BPPV) varies between reports. One of the reasons for these differences is that the duration of symptoms was not considered. Because of the high spontaneous resolution rate in HC-BPPV and the medical referral system, the frequency of HC-BPPV might change… (More)


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