(1) Recurrent vestibular symptoms such as rotatory/positional vertigo, other illusory self or object motion, and head motion intolerance
(2) Migraine according to criteria of the International Headache Society
(3) At least 1 of the following migrainous symptoms during at least 2 vertiginous attacks: migrainous headache, phonophobia, photophobia, visual, or other auras
