The familial incidence of benign paroxysmal positional vertigo.

Abstract excerpt

The goal of this investigation was to determine whether there is a familial tendency in the development of benign paroxysmal positional vertigo (BPPV). We hypothesized an increased frequency of BPPV among relatives of patients with the same diagnosis. BPPV is caused by dislodged otoconia from the utricular macula floating in the semicircular canals. At least half of BPPV cases are idiopathic and most pathological...

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