Paroxysmal syndromes in patients with discirculation in vertebral-basilar system

As many as 450 patients with vertebral-basilar discirculations accompanied by attacks: syncopal, diencephalic, amnestic, sudden fall are examined using dopplerography correlated with other methods. The dependence of these states on arterial hypotension, extravasal stenoses, anomalies of vessels and vertebrae, extravasal commissures is established.