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Document Type

Original Article

Abstract

Background: Stent-assisted coiling is an established treatment option for intracranial aneurysms, particularly, wide neck aneurysms with complex anatomy.

Aim of the work: To assess safety, efficacy, and outcome of stent-assisted endovascular management of complex anterior circulation cerebral aneurysm.

Patient and methods: In a prospective and retrospective study, 15 patients diagnosed clinically and radiologically to have unruptured complex anterior circulation cerebral aneurysm and underwent endovascular stent assisted techniques at the Neurosurgical Intervention Unit at AL Hussein University Hospital were recruited in the period from beginning of Feb 2022 to the end of Feb 2023. Efficacy was assessed immediately post-procedure using Raymond−Roy Occlusion Classification (RROC) while safety was assessed immediately post-procedure using modified Rankin scale (mRS). mRS was classified further as either favorable (grade 0 or 1) or unfavorable (grade ≥ 2)

Results: In our study, the mean age was 53.3 ± 7.5 years. Most cases (86.7%) manifested headache, 26.7% had 3rd cranial nerve manifestations, and 6.7% had 6th cranial nerve manifestations. The posterior communicating artery was than main site of aneurysms (33.3%). They were mostly saccular (66.7%), medium sized (40%) and wide necked (66.7%). Ten patients (66.7%) were RROC class 1, and 5 patients (33.3%) were class 2. Two patients with 3rd cranial nerve manifestations were improved. One patient (6.7%) developed carotid cavernous fistula. mRS was favorable in 14 patients (93.3%) and non-favorable in 1 patient (6.7%).

Conclusion: Endovascular stent-assisted management of complex anterior circulation cerebral aneurysm is feasible, effective and relatively safe with low complication rates.

Keywords

• Stent assisted Techniques •Endovascular • Complex Anterior Circulation Cerebral Aneurysm • Raymond−Roy Occlusion Classification (RROC) •Modified Rankin scale (mRS)

Subject Area

Neurosurgery

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