Clinical context. Subarachnoid hemorrhage (SAH) due to rupture of an aneurysm is one of the most common neurosurgical emergencies who account for onethird of stroke .In the SAH cases , aneurysms accounted for 70%. Aneurysms had a bleeding rate of 12 per 100,000 population per year, and in particular between 50 to 60 years of age with a high morbidity and mortality, especially in the first episode of bleeding at about 43% of cases (1, 4, 14). Surgery is indicated to prevent rebleeding. 2.5% of

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... tients in the general population may have unbroken aneurysms with a prevalence of 0.65%, with a preponderance of aneurysms in a 2: 1 in women. ACI aneurysms are more common in women and Acom aneurysms are more common in men and in 15-30% of patients with presence of multiple aneurysms. Surgical timing, the assessment in each individual case for rebleeding usage of endovascular techniques (3, 12), neurological status, the presence or absence of intraparenchymal hematoma or intraventricular hemorrhage with or without vasospasm, have an influence on the result. Over a period of 5 years from January 2010 to November 2014, 317 cases of patients with intracranial aneurysms in four clinics of neurosurgery in Bagdasar -Arseni hospital have been studied. The follow up period range between 6 month and 4 years and 3 month.