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장이욱,이경열,정준호,Kwon-Duk Seo,서상현,김용배 대한뇌혈관외과학회 2015 Journal of Cerebrovascular and Endovascular Neuros Vol.17 No.2
Objective:There are two established surgical treatment options for carotid artery stenosis. Carotid endarterectomy (CEA) has been accepted as a gold standard for surgical treatment while carotid artery stenting (CAS) has recently become an alternative option. Each treatment option has advantages and disadvantages for the treatment outcomes. We propose a protocol for selection of a proper surgical treatment option for carotid artery stenosis. Materials and Methods:A total of 192 published articles on management of carotid artery stenosis were reviewed. Preoperatively considerable factors which had been repeatedly noted in those articles for the risk/benefits of CEA or CAS were selected. According to those factors, a protocol with four categories was established. Results:CEA or CAS is indicated when the patient has a symptomatic stenosis ≥ 50%, or when the patient has an asymptomatic stenosis ≥ 80%. Each treatment option has absolute indications and favorable indications. Each absolute indication is scored with three points, and each favorable indication, one point. Based on the highest scores, a proper treatment option (CEA or CAS) is selected. Conclusion:We have been treating patients according to this protocol and evaluating the outcomes of our protocol-based decision because this protocol might be helpful in assessment of risk/benefit for selection of a proper surgical treatment option in patients with carotid artery stenosis.
Clinical Outcomes of Endovascular Coil Embolization for Paraclinoid Aneurysms
장이욱,정진영,홍창기,서상현,주진양 대한뇌혈관외과학회 2011 Journal of Cerebrovascular and Endovascular Neuros Vol.13 No.4
Objective : Direct surgical clipping of paraclinoid aneurysms is challenging due to nearby anatomic structures. However,as endovascular techniques advance, endovascular coil embolizations for paraclinoid aneurysms are more frequently performed. We reviewed our experience with endovascular coil embolization of paraclinoid aneurysms to evaluate its safety and efficacy. Methods : From 2005 to 2011, 78 patients underwent endovascular procedures with detachable coils for 86 paraclinoid aneurysms at our institute. A retrospective review of the medical records was performed. Results : Seventy-eight patients with 86 paraclinoid aneurysms were evaluated. Thirteen patients (16.7%) were men and 65 (83.3%) were women. Patient age ranged from 23 to 78years (mean age, 48 years). Five patients (6.4%) presented with subarachnoid hemorrhage (SAH) with decreased consciousness and visual field defects. In the 86 treated aneurysms, the immediate post procedural angiogram demonstrated complete occlusion in 73aneurysms (84.9%), near-complete occlusion in eight aneurysms (9.3%) and partial occlusion in five aneurysms (5.8%). We obtained angiographic follow-up in 46 cases. Minor recanalization occurred in two cases and major recanalization occurred in one case. One thromboembolic complication and one blurred vision occurred among the 78 patients. Conclusion : Despite difficulties with surgical approaches for paraclinoid aneurysms, these lesions can be successfully managed by endovascular treatment. Favorable outcomes with a low morbidity suggest endovascular techniques as alternatives to microsurgical therapy for treating paraclinoid aneurysms.