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Abstract Objective To explore the risk factors of the Late symptomatic cerebral vasospasm (LSCVS) after the surgery of ruptured intracranial aneurysm .[Methods]Clinical data of 51 patients undergoing craniot-omy clipping of ruptured anterior circulation intracranial aneurysms in our hospital from Sept .2012 to Oct . 2013 were analyzed retrospectively .The risk factors of LSCVS were analyzed by using non-conditional logistic regression method .[Results] The patients'age ,Hunt-Hess grade ,intraoperative aneurysm rupture ,brain swelling ,chronic anemia and operation time were the possible risk factors .Intraoperative responsibility vaso-spasm was an independent risk factor .[Conclusion] Improving surgical skills and actively reducing the risk factors of cerebral vasospasm during the operation are the important measures to decrease the occurrence of LSCVS .
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2014, Vol. 31 
