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Lee Chang-Young - - 2011
The displacement or stretching of coils during coiling of cerebral aneurysms is not an unusual technical complication, thus causing potentially disastrous consequences. Here, a simple technique using a wire as a snare for the removal of displaced and stretched coils is described. The simple wire technique was used to remove ...
Shankar J J S - - 2010
Catheter angiography has been the criterion standard for follow-up evaluation of coiled intracranial aneurysms. In our center, CE-MRA has been used to evaluate aneurysm recanalization. Our aim was to investigate the feasibility and usefulness of a CE-MRA protocol for following patients with intracranial aneurysms treated with endovascular coiling. From September ...
Cace Neven - - 2010
We report a development of severe haemolysis after complete transcatheter closure of patent arterial duct. Aortography and echocardiography revealed no signs of residual shunt. Haemolysis occurred a day after the implantation. Aortography was performed and the extrusion of coil in aorta was evident. The extruded part of the coil was ...
Babiker M Haithem - - 2010
Over the past 15 years, coil embolization has emerged as an effective treatment option for cerebral aneurysms that is far less invasive than the long-standing convention of surgical clipping. However, aneurysm recurrence after coil embolization is not uncommon: recurrence rates as high as 50% have been reported in the literature. ...
Ferns S P - - 2010
Partially thrombosed aneurysms as a distinct entity form a diverse collection of complex aneurysms characterized by organized intraluminal thrombus and solid mass. Endovascular treatment options are PVO or selective coil occlusion of the remaining lumen. We present long-term clinical and angiographic results of endovascular treatment of unruptured partially thrombosed aneurysms ...
Canyigit Murat - - 2011
An anomalous systemic artery originating from the descending thoracic aorta supplying the normal basal segments of the lower lobe of the left lung without sequestration is a rare congenital anomaly. The published surgical treatments include lobectomy, segmentectomy, anastomosis, and ligation. In addition, endovascular treatment with coils has been reported. A ...
Pan Hui - - 2010
OBJECT: Treatment of cerebral aneurysms by endovascular deployment of liquid embolic agents has been proposed as an alternative strategy to conventional coiling, and new materials are being developed for embolization. In this study, the authors used a single-injection, biocompatible, biodegradable and pH-responsive acrylated chitosan (aCHN) with conjugated vascular endothelial growth ...
Adel Joseph G - - 2010
BACKGROUND AND PURPOSE: Once a contraindication for a neuro-interventional therapeutic approach, some wide-necked aneurysms can now be treated with stent assistance. Radiologically assessing the impact of a stent on the neck of a wide-neck bifurcation, aneurysm remains a challenge however. METHODS: A 76-year-old female with a large irregular basilar apex ...
Choi Dae Seob - - 2010
OBJECT: The anatomical evolution and clinical outcome of completely coiled intracranial aneurysms after endovascular embolization have rarely been studied separately. From their prospective database, the authors reviewed follow-up angiography and clinical outcome of 87 patients whose aneurysms were designated as 100% obliterated on immediate postembolization angiography. METHODS: Ninety-one aneurysms (56 ...
Bulsara Ketan R - - 2010
OBJECT: Coil extraction during microsurgery for recanalized intracranial aneurysms can be associated with high morbidity. We evaluated our preliminary experience using the clip-coil ratio to predict the need for coil extraction. METHODS: A multi-institutional retrospective review of previously coiled aneurysms that were clipped for recurrence between 2005 and 2009 was ...
Huang Qinghai - - 2010
BACKGROUND: Distal anterior cerebral artery (DACA) aneurysms are less common, accounting for 3.1 to 9.2% of all intracranial aneurysms.The clinical characteristics and surgical techniques are quite different from those of other aneurysms of Willis circle. OBJECTIVE: We aimed to investigate the clinical and radiographic characteristics of ruptured distal anterior cerebral ...
Gil Alberto - - 2010
Treatment of very small ruptured cerebral aneurysms (< 2 mm) continues to present a challenge. These lesions are difficult to treat both with neurosurgical and endovascular techniques. A neurosurgical approach is still the treatment of choice for these lesions at many centers because of high rupture rates related to endovascular ...
Ioannidis Ioannis - - 2010
OBJECT: Endovascular treatment of very small aneurysms poses a significant technical challenge for endovascular therapists. The authors review their experience with a series of patients who had intracranial aneurysms smaller than 3 mm in diameter. METHODS: Between 1995 and 2006, 97 very small aneurysms (defined for purposes of this study ...
Szikora I - - 2010
BACKGROUND AND PURPOSE: Aneurysm treatment by intrasaccular packing has been associated with a relatively high rate of recurrence. The use of mesh tubes has recently gained traction as an alternative therapy. This article summarizes the midterm results of using an endoluminal sleeve, the PED, in the treatment of aneurysms. MATERIALS ...
Willcoxson Fiona E - - 2010
OBJECTIVE: To evaluate the safety and efficacy of transcatheter occlusion of the arterial duct without femoral arterial catheterization. BACKGROUND: Patent arterial ducts have been closed percutaneously since the 1960s. It remains standard practice to use arterial access for aortography before, during, and after implantation of the device. Femoral arterial catheterisation ...
Kang Dong-Hun - - 2010
The present study investigated the incidence of acute rebleeding after successful coil embolization of a ruptured cerebral aneurysm, including clinical outcomes, and possible mechanisms of the events other than coil compaction and/or incomplete embolization. This study included 591 consecutive patients who presented with aneurysmal subarachnoid hemorrhage, were treated with coil ...
Abe Takashi - - 2011
We report the case of a 24-year-old woman with systemic arterial supply to the normal basal segments of the left lower lobe of the lung. She experienced repeated episodes of hemoptysis. In this patient, the normal pulmonary arteries were absent in the affected segments. The aberrant artery arising from the ...
Melake Mostafa Saleh - - 2010
Many factors that determine the outcome of endovascular treatment of ruptured intracranial aneurysms are still controversial. We conducted a retrospective study of 203 patients with ruptured aneurysms treated by coiling to assess these factors. The Glasgow Outcome Scale score was used for clinical follow-up and magnetic resonance angiography for angiographic ...
Pierot L - - 2010
BACKGROUND AND PURPOSE: The efficacy of the endovascular treatment in providing stable occlusion of intracranial aneurysms is still controversial and should be precisely analyzed. A first step is to carefully study immediate anatomical results. CLARITY (Clinical and Anatomical Results in the Treatment of Ruptured Intracranial Aneurysms) is a prospective multicenter ...
Rukavina Alexander - - 2010
This report describes a case of spontaneous recurrent hemarthrosis of the knee that presented 4 weeks after total knee arthroplasty. Femoral arteriography showed a false aneurysm of a branch of the inferior lateral geniculate artery. Therapeutic embolization of the arterial branch was performed using three platinum coils with good clinical ...
Parakh Rajiv - - 2010
A 42-year-old male presented with recurrent hemoptysis owing to a leaking peripheral pulmonary artery aneurysm. He was treated with selective coil embolization of the right posterior basal segmental artery to achieve hemostasis. This case is reported for its unsuspected presentation and rarity and to highlight the use of catheter coil ...
Misaki Kouichi - - 2010
A 69-year-old woman developed hydrocephalus after the embolization of an incidentally detected unruptured large internal carotid artery aneurysm with bare platinum coils. Endovascular embolization resulted in near-total aneurysm occlusion. She complained of mild headache 18 hours after the procedure and magnetic resonance (MR) imaging performed on the 6(th) post-treatment day ...
Yamaguchi Shinya - - 2010
An 81-year-old woman was transferred to our hospital after suffering loss of consciousness. Computed tomography revealed subarachnoid hemorrhage. Angiography revealed middle cerebral artery fenestration and a ruptured aneurysm arising from the inferior limb of the fenestrated artery. Coil embolization of the aneurysm and the proximal portion of the inferior limb ...
Kaku Yasuhiko - - 2010
Background and aims: Recent advances in neurosurgery and interventional neuroradiology have brought us a new aspect in the treatment of cerebral aneurysms. The present single-surgeon series provides a balanced overview of the treatment of ruptured aneurysms in surgical clipping and coil embolization. Clinical materials and methods: One hundred consecutive patients ...
Fang Chun - - 2010
BACKGROUND: Endovascular embolization for very small cerebral aneurysms (VSCAs) is still controversial. We report our experience with endovascular coil embolization for these lesions and assess the feasibility and effectiveness. METHODS: We conducted a review of our experience with endovascular treatment of a series of 19 patients with 20 VSCAs, located ...
Naggara O - - 2010
BACKGROUND AND PURPOSE: Stents are increasingly used for coiling of difficult aneurysms, to reduce the risk of recurrences, or to modify blood flow. Currently available bifurcation aneurysm models are ill-suited to assess stent performance before clinical use. We designed a new wide-neck canine T-type bifurcation aneurysm model. Its potential value ...
Yang Ming-Shiang - - 2009
BACKGROUND: To evaluate the safety and protective effect of relative undersized coil with loose coil core in the clinical dilemma condition--very small (43.0 mm) ruptured intracranial aneurysm. METHODS: We studied 12 patients (4 men, 8 women) who had suffered from acute ruptured small intracranial aneurysms (2-3 mm in size, with ...
Sugiu Kenji - - 2009
A 67-year-old woman suffered rebleeding from a ruptured vertebral artery dissecting aneurysm after endovascular internal trapping. The dissecting aneurysm was initially successfully occluded with the affected vertebral artery using detachable coils. However, rebleeding from the aneurysm occurred on the next day. The rebleeding may have resulted from the thrombolytic effect ...
Richter Gregor - - 2009
INTRODUCTION: The use of self-expandable microstents for treatment of broad-based intracranial aneurysms is widely spread. However, poor fluoroscopic visibility of the stents remains disadvantageous during the coiling procedure. Flat detector angiographic computed tomography (ACT) provides high resolution imaging of microstents even though integration of this imaging modality in the neurointerventional ...
Sadasivan Chander - - 2009
BACKGROUND: The long-term outcome of endovascular coiling of cerebral aneurysms is directly related to the packing density at time of treatment. In general, the highest packing density achievable is only about 45% due to the quasi-random distribution of currently available coils within aneurysms. We investigated whether packing densities could be ...
Li L F - - 2009
Thromboembolic events are known complications of endovascular coiling of intracerebral aneurysms. We report a case of a 50-year-old patient whose ruptured middle cerebral artery aneurysm was treated with endovascular coiling, which was complicated by occlusion of the inferior M2 trunk during the procedure. An emergency craniotomy was performed to enable ...
Hong Bo - - 2009
OBJECTIVE: Stent-assisted coiling of intracranial aneurysms is performed by placing a microcatheter through a stent's interstices or jailing the microcatheter between the stent and the artery. Both approaches impede manipulation of the microcatheter during coiling. We describe a modified jailing technique that improves catheter maneuverability and report the safety and ...
Choi Beom Jin - - 2009
Detachable balloon-based endovascular fistula occlusion is a widely accepted treatment for traumatic carotid cavernous fistulas (CCF). However, more recently coils have been used to obliterate the lesion, especially in case detachable balloon is not available. We failed balloon-assisted coil embolization for CCF because of large fistulas and herniation of coil ...
Alnaami I I Division of Neurosurgery, Department of Surgery, University of Alberta, Edmonton, Canada - - - 2009
A 22-year-old woman had an aneurysmal SAH due to a ruptured anterior communicating artery aneurysm and was treated successfully with endovascular coiling. The patient subsequently developed severe clinical and angiographically distal vasospasm. After failure of both medical treatment and proximal balloon angioplasty, the NeuroFlo device was tried and the patient ...
Velat G J GJ Department of Neurological Surgery, University of Florida; Gainesville, FL, USA - - - 2009
Selective microcatheterization of intracranial aneurysms during coiling can be limited by tortuous vasculature. Stabilization of the microcatheter via distal placement of the guide catheter in the intracranial vasculature may cause vessel dissection or vasospasm. We describe the application of an intermediate sized bridging catheter in four patients with tortuous vasculature ...
Raymond Jean - - 2010
PURPOSE: Coil embolization of intracranial aneurysms may be followed by recurrences. Radiofrequency (RF) ablation of the endothelium may prevent recanalization after coil embolization. MATERIALS AND METHODS: The authors performed in vitro experiments in chicken meat and egg white models to investigate the thermal distribution and geometry of lesions created with ...
Cho Young Dae - - 2010
Partially thrombosed aneurysms are known to be vulnerable to recanalization after coiling. However, concerns about the extent or age of intra-aneurysmal thrombosis have not been addressed in relation to the recanalization. We evaluated the follow-up results in ten patients with largely thrombosed (>or=80% in volume) saccular aneurysms treated by coil ...
Bulsara Ketan R - - 2009
OBJECT: Coil extraction during microsurgery for recanalized intracranial aneurysms can be associated with high morbidity. We evaluated our preliminary experience using the clip-coil ratio to predict the need for coil extraction. METHODS: A multi-institutional retrospective review of previously coiled aneurysms that were clipped for recurrence between 2005 and 2009 was ...
Reig Adam S - - 2009
Many treatments for posttraumatic, skull base aneurysms have been described. Eight months after an all-terrain-vehicle accident, this 12-year-old girl presented with right-side Horner syndrome caused by a 33 x 19-mm internal carotid artery aneurysm at the C-1 level. We chose to treat the aneurysm with a new liquid embolic agent ...
Kang Hyun-Seung - - 2009
OBJECT: Anterior choroidal artery (AChA) aneurysms are difficult to treat, and the clinical outcome of patients is occasionally compromised by ischemic complications after clipping operations. The purpose of this study was to document the outcome and follow-up results of endovascular coil embolization in patients with AChA aneurysms. METHODS: Between July ...
Lopes Demetrius K - - 2009
OBJECTIVE: To describe a novel stent remodeling technique for the coiling of ruptured wide-neck cerebral aneurysms. CLINICAL PRESENTATION: A 46-year-old man presented with acute subarachnoid hemorrhage (Hunt and Hess grade IV), intracerebral hemorrhage, and hydrocephalus. Cerebral angiography revealed a wide-neck small anterior communicating artery aneurysm. Conventional coiling was not successful ...
Seltzer Sharon - - 2009
OBJECTIVE: To investigate the utility of interlocking detachable coils (IDC) for transcatheter occlusion of vascular communications in congenital heart disease. BACKGROUND: The IDC can be delivered in a retractable fashion through hydrophilic Renegade microcatheters. They incorporate thrombogenic synthetic fibers and cost less than comparable neurovascular coils. They are ideally suited ...
Buckenham Timothy - - 2009
INTRODUCTION: Type II endoleaks occur in up to a fifth of endoluminal repairs for abdominal aortic aneurysms and are commonly treated when aortic sac expansion can be demonstrated. Technical failure is common when catheter-guided particulates or coil embolic agents are used. Presented here is a feasibility study using catheter-directed N-butyl-2-cyanoacrylate ...
Cruise Gregory M - - 2009
In clinical practice, occlusion of embolized, intracerebral aneurysms is evaluated using angiography. Standard, two-dimensional digital subtract angiography (DSA) is unable to quantify irregular aneurysm remnants, and even three-dimensional rotational angiography cannot quantify the degree of occlusion. To better understand occlusion at the aneurysm neck, we compared angiographic results with MICROFIL ...
Ferns S P - - 2010
BACKGROUND AND PURPOSE: Patients with coiled ruptured aneurysms with incomplete occlusion at 6 months are not only at risk for rebleed during further follow-up but also for complications of angiographic follow-up and retreatment, and for progressive mass effect by uncontrollable aneurysm growth. We assessed the frequency and outcome of all ...
Bandeira Alexandra - - 2010
INTRODUCTION: To report long-term imaging findings of 101 patients with 129 unruptured intracranial aneurysms (UIA) treated by embolization. METHODS: A retrospective review of our prospectively maintained database identified all patients with an UIA treated by embolization with coils only and with a minimal 12-month imaging follow-up. The clinical charts, procedural ...
Kim Dong Joon - - 2010
PURPOSE: The influences of a stent on the outcome of embolized aneurysms are not well known. The purpose of this study is to assess and compare the angiographic follow-up (FU) results of stent-remodeled (StR) and non-remodeled (nonR) coil embolization of intracranial aneurysms. METHODS: Thirty-seven StR patients with FU digital subtraction ...
Jabbour Pascal M - - 2009
Data from our clinical series and others supports the idea that endovascular coil embolization is a reliable form of treatment for both ruptured and unruptured cerebral aneurysms. This form of treatment appears from preliminary data to be protective against subarachnoid hemorrhage. Although not likely to replace open surgery, the continued ...
Vu Dang L - - 2009
We report the case of a patient with an unruptured internal carotid artery (ICA) aneurysm treated with bare platinum coils. The patient had seizures 1 month after treatment. Postoperative imaging showed perianeurysmal edema and enhancement of the aneurismal wall. After aneurysm coiling, perianeurysmal edema is an unusual complication that can ...
Senturk C - - 2009
INTRODUCTION: Endovascular treatment (EVT) of anterior choroidal artery aneurysms (AChAA) may be challenging because of the close relationship with the parent artery. The aim of this study was to report our experience with EVT of AChAA. METHODS: A retrospective review of our prospectively maintained database identified all AChAA treated by ...
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