Dmytriw aa, phan k, salem mm, et al.The pipeline embolization device: changes in practice and reduction of complications in the treatment of anterior circulation aneurysms in a multicenter cohort.Neurosurgery.March 2019.Doi:10.1093/neuros/nyz059.Medtronic received a report from a clinical study through a literature article to assess aneurysm occlusion and complication rates over time.284 procedures took place for 321 anterior circulation aneurysms, in 251 female, 33 male patients.The study took place between 2011 and 2016, and the average aneurysm size was 6.7mm.Aneurysms were primarily located along the ica, pcom, aca/anterior communicating artery, and middle cerebral artery.Complete or near complete occlusion (>90%) was achieved in 85.9% of aneurysms.In total there were 9 acute subarachnoid hemorrhages, 26 remote.Endovascular retreatment occurred in 18 patients.23 thromboembolic events, 11 symptomatic, and 8 hemorrhagic events, 4 symptomatic occurred.
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