[Vertebrobasilar circulatory insufficiency and vestibular disorders]

After a short survey of the data of vertebrobasilar anatomy and physiology, the authors present their conclusions drawn from the study of 110 patients with vertebrobasilar circulatory insufficiency accompanied by severe vestibular disturbances. The paper reports on the clinic disturbances present in the patients studied, with emphasis on the importance of the interdisciplinary consultation and of the repeated otologic examination for application of an adequate therapeutics.