Forecast specification of transient ischemic attacks has a direct influence on the important problem of the forecast and preventive measures of a brain stroke, to occurrence, which can precede transitory ischemic attacks. In the present work the retrospective analysis of cases with a brain stroke is made 178 patients with the presence of anamnesis transitory ischemic attacks, which have been treated in the branches of emergency neurology of Khorezm branch under Republician Center of Emergency Medical Treatment.