[Clinical analysis and the results of surgical treatment of aneurysms of the vertebrobasilar system].

The authors present a clinical analysis of 42 patients with vertebro-basilar aneurysms considering symptoms, course and complications of subarachnoid haemorrhage and localization of aneurysms: 88% were admitted after SAH, 47.6% had basilar bifurcation aneurysm. The ischaemic deficits due to vasospasm were observed in 5.4% of cases. Rebleeding occurred in 29.7% of patients, most of them died. 23 patients were operated on. In 69.9% of cases the operation was successful. The operative mortality was 17.4%. Temporary third nerve palsy was the most often postoperative complication.