[Aneurysms causing symptoms of brain tumors treated with endovascular method in MDS system].

Basing on own material 25 patients with symptoms of intracranial structures pressed by aneurysm sack have been presented. The patients were treated with endovascular method in MDS system at the Department of Neurosurgery, Copernicus Hospital in Łódź. The aneurysms were diagnosed basing on neurological symptoms--cranial nerves damage, focal brain lesion and headaches. The aneurysms surgically difficult and were qualified for endovascular treatment. Ninety two per cent of aneurysms were big or giant; 92% with a wide neck. Total or almost total aneurysm closure was obtained in 59% of cases. The patients were observed 6 to 71 months. Follow up of 11 patients (50% observed group) revealed complete recovery in 8, neurological improvement in 3 cases.