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Results 301 - 350 of 10607
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Lodi Y Y Neurology, Neurosurgery and Radiology, Upstate Medical University, Johnson City, NY, - - 2014
To prevent thromboembolic events in stent-assisted coiling of aneurysm, 5 to 7 days of being on both aspirin and clopidogrel is considered acceptable. For ruptured cases a loading doses of aspirin and clopidogrel is required at least two hours prior to stent placement. However, antiplatelet regimen in stent-assisted treatment of ...
Pierot L L Radiology, Hôpital Maison-Blanche, Reims, - - 2014
Flow disruption with the WEB-DL device has been used safely for the treatment of wide-necked bifurcation aneurysms but the stability of aneurysm occlusion after this treatment is unknown. This retrospective multicenter European study analyzed short- and midterm data in patients treated with WEB-DL. Twelve European neurointerventional centers participated to the ...
Quadri S S Institute of Clinical Orthopedics and Neuroscience (ICON), Desert Regional Medical Center, Palm Springs, CA, - - 2014
Balloon-assisted coil embolization (BACE) has become an important adjunct in the endovascular treatment of wide neck intracranial aneurysms. The management of broad-necked cerebral aneurysms is technically very perplex due to a variety of factors, which include difficulty in defining the aneurysm/parent vessel interface angiographically and problems in achieving complete aneurysmal ...
Toth G G Cerebrovascular Center, Cleveland Clinic, Cleveland, OH, - - 2014
Flow diverters have been increasingly utilised for the treatment of large intracranial aneurysms, predominantly in the anterior circulation. There is limited data available on the safety and efficacy of this treatment approach for posterior circulation aneurysms, which often times have limited therapeutic options and unfavorable natural history. The goal of ...
Jagadeesan B B Radiology, University of Minnesota, Minneapolis, MN, - - 2014
Trans-arterial endovascular embolization using liquid embolics for the treatment of intra-cranial vascular lesions can be challenging in neonates and infants due to difficulties with arterial access. This is particularly true when repeated procedures have to be performed for staged embolization of very complex lesions. Sometimes, there can be severe intra-procedural ...
Spiotta A A Neurosciences, MUSC, Charleston, SC, - - 2014
Conventional onyx embolization of cerebral arteriovenous malformations (AVMs) requires lengthy procedure and fluoroscopy times to form an adequate 'proximal plug' for distal delivery of the material while minimising the likelihood of reflux and nontargeted embolization. We review our experience with balloon-augmented onyx embolization of AVMs utilising a dual-lumen catheter. Data ...
Zaidat O O Professor of Neurology, Neurosurgery and Radiology, Medical College of Wisconsin, Milwaukee, WI, - - 2014
To describe the periprocedural results of the TARGET Registry, an on-going, prospective, non-randomised, multicenter, real-world study of patients with ruptured or unruptured intracranial aneurysms that are embolised with the new generation TARGET Coils. In particular, the aneurysm that were coiled with 100% 360 complex coils only were compared to the ...
Park M M Neurological Surgery, Barrow Neurological Institute, Phoenix, AZ, - - 2014
Although the Pipeline Embolization Device (PED, eV3 Neurovascular, Irvine, California) has provided the field of neuro-interventional surgery with a significant leap forward in the treatment of cerebral aneurysms, treatment failures still exist with this new platform. We sought to examine our experience with re-treatments of cerebral aneurysms after initial treatment ...
Honarmand A A Radiology, Northwestern University Feinberg School of Medicine, Chicago, IL, - - 2014
After space-occupying lesions and mechanical disruptions of CSF drainage have been excluded, intracranial venous hypertension (ICVH) often is the central mechanism leading to intracranial hypertension and its causes can be categorized into primary venous outflow compromise (PVOC), arteriovenous shunting (AVS) and idiopathic intracranial hypertension syndrome (IIH). We identified pediatric cases ...
Lodi Y Y Neurology, Neurosurgery & Radiology, Upstate Medical University/UHS-Wilson Medical Center, Johnson City, NY, - - 2014
The incidence and the relationship between the symptomatic cervical internal carotid artery dissecting pseudoaneurysm (DP) and the presence of intracranial aneurysm in the same ICA distribution is unknown. To describe two patients who underwent treatment of their both symptomatic cervical DP and intracranial aneurysm using endovascular strategies. Retrospective review from ...
Lodi Y Y Neurology, Neurosurgery & Radiology, Upstate Medical University, Johnson City, NY, - - 2014
The natural history of intracranial dissecting pseudo-aneurysm is not known. The optimum treatment strategies are not defined. The recent case series demonstrated non favorable clinical outcome when endovascular pipeline device was utilised to treat intracranial dissection aneurysm. To describe the treatment modalities that were undertaken to treat our series of ...
Choudhri O O Neurosurgery, Stanford University, Palo Alto, CA, - - 2014
The utilization of cerebral angiography in the diagnosis and management of patients with unruptured cerebral aneurysms varies across the United States. Given advances in noninvasive imaging, such as CT and MR angiography, patients with unruptured aneurysms may never undergo cerebral angiography. This study explores shifting trends in the utilization of ...
Zanaty M M Neurosurgery, Thomas Jefferson University Hospital, Philadelphia, PA, - - 2014
To evaluate the safety and efficacy of flow-diversion for treatment of large and complex middle cerebral artery (MCA) aneurysms We conducted a retrospective review of the clinical charts of all patients who underwent PED placement for aneurysm at our institution from October 2010 to October 2013. We included 10 patients ...
Chalouhi N N Thomas Jefferson University Hospital, Philadelphia, PA, - - 2014
Flow diverters are increasingly used for treatment of intracranial aneurysms. In previous series, the Pipeline Embolization Device (PED) was used essentially for the treatment of unruptured aneurysms. Little is known about the use of the PED in ruptured aneurysms. We assess the safety and efficacy of the PED in the ...
Chalouhi N N Thomas Jefferson University Hospital, Philadelphia, PA, - - 2014
Flow diverters are increasingly used for treatment of intracranial aneurysms. In most series, the PED was used for the treatment of large, giant, complex, and fusiform aneurysms. Little is known about the use of the PED in small aneurysms. The purpose of this study was to assess the safety and ...
Crimmins M M Neurosurgery, Weill Cornell Medical Center, New York, NY, - - 2014
We assessed the outcome of aneurysms which were eligible for treatment using flow diversion device which were treated with detachable coils prior to the adoption of Pipeline. Data was obtained from a retrospective database of endovascularly Cases were sorted into two groups for this study. Group one consisted of aneurysm ...
Asif K K Neurology, MCW, Milwaukee, WI, - - 2014
The anterior communicating (ACom) artery is the most common location of cerebral aneurysms harbouring upto 30-37% of all treated aneurysms. Amongst all ruptured aneurysms, the proportion of patients with very small aneurysms ranges from 12-18%. Treatment of very small aneurysms (<3 mm) of the anterior communicating artery presents a unique ...
Lee J J Neurology, Yonsei University Wonju College of Medicine, Wonju, REPUBLIC of - - 2014
Carotid artery stenting (CAS) has emerged as a potential alternative to endarterectomy and its clinical practise dramatically increased in many parts of the world. This study aims to determine the safety and post-procedural complication of carotid artery stenting at a single-center institution in Korea. We retrospectively analyzed all CAS procedures ...
Pierot L L Radiology, Hôpital Maison-Blanche, Reims, - - 2014
WEBCAST is a European study dedicated to the evaluation of the feasibility, safety, and efficacy of endovascular treatment with WEB of intracranial aneurysms. The study was conducted in 10 European centers. Inclusion criteria were aneurysms located at internal carotid artery bifurcation, middle cerebral artery, basilar artery, and anterior communicating artery ...
Caplan J J Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, MD, - - 2014
Endovascular coil embolization with or without stenting for the treatment of posterior communicating artery (PcommA) aneurysms is well established. However, if the PcommA originates from the base of the aneurysm, complete aneurysm obliteration with preservation of the PcommA may not be possible without the use of stent-assisted coiling (SAC). Depending ...
Shownkeen H H Neurointerventional Surgery, Central DuPage Hospital, Winfield, IL, - - 2014
A case presentation of the treatment of a large-giant, symptomatic, fusiform basilar artery aneurysm using kissing telescopic stents. The patient is a 53 year old male who presented for further evaluation of a giant fusiform basilar artery aneurysm which was found on MRI obtained for headache and bilateral upper extremity ...
Durst C C Radiology and Medical Imaging, University of Virginia, Charlottesville, VA, - - 2014
Aneurysms arising from the ophthalmic segment of the internal carotid artery (ICA) account for approximately 5% of all intracranial aneurysms. The Pipeline Embolization Device (PED) is a relatively new device available for treatment of these aneurysms. Here, we compare our experience with PED versus coil embolization in the treatment of ...
Grossberg J J Neurosurgery, Emory University, Atlanta, GA, - - 2014
The purpose of this study was to determine the efficacy and safety of flow diversion technology in the treatment of aneurysms of carotid-ophthalmic aneurysms. This study retrospectively reviewed outcomes in 45 consecutive patients with carotid-ophthalmic aneurysms who were treated with Pipeline Embolization Device (PED) by three separate neuro-interventionalists. A chart ...
Puri A A Division Neuroimaging and Intervention (NII), Department of Radiology, University of Massachusetts, Worcester, MA, - - 2014
Pipeline Embolization Device (PED) is currently indicated for treatment of large and complex intracranial aneurysms centerd along the cavernous/intradural segment of the internal carotid artery (ICA) proximal to the Posterior Communicating (PCom) artery. The purpose of this study is to assess the efficacy and safety of flow diversion treatment in ...
Daruwalla V V Department of Radiology, Northwestern Feinberg School of Medicine, Chicago, IL, - - 2014
We describe a case of subarachnoid haemorrhage caused by a high grade dural arteriovenous fistula (dAVF) with an identifiable venous rupture site on CT Angiography (CTA) in a patient with a remote history of recurrent severe dural sinus thrombosis requiring lifelong anticoagulation. The fistula was completely shut down by transarterial ...
Ding D D Neurosurgery, University of Virginia, Charlottesville, VA, - - 2014
The basilar apex is the most common posterior circulation location for aneurysmal subarachnoid haemorrhage (SAH). In the current era of intracranial aneurysm treatment, the vast majority of basilar apex aneurysms are being targeted with endovascular therapy. While the obliteration and retreatment rates of endovascular aneurysm occlusion have been extensively studied, ...
Ding D D Neurosurgery, University of Virginia, Charlottesville, VA, - - 2014
Flow-diverting stents (FDS), such as the Pipeline Embolization Device (PED) have drastically altered the therapeutic strategies for giant intracranial aneurysms. Gaining endovascular access with a microcatheter to the portion of the parent artery distal to the aneurysm neck is requisite for safe and effective stent deployment. Giant aneurysms are often ...
Ding D D Neurosurgery, University of Virginia, Charlottesville, VA, - - 2014
Carotid stenosis is a prevalent cause of ischemic cerebrovascular disease. Carotid endarterectomy and carotid artery stenting (CAS) have both been shown to provide effective and durable reductions in the risk of neurological morbidity and mortality for patients with carotid stenosis. Cerebral embolic protection devices (EPD) reduce the rate of periprocedural ...
Uwandu C C School of Medicine, Johns Hopkins University, Baltimore, MD, - - 2014
Endoluminal reconstruction of a diseased parent artery with flow diverters is increasingly used for the treatment of intracranial aneurysms. The complexity of these procedures can be highly variable. Understanding the degree of tortuosity of the cavernous internal carotid artery (ICA) may help predict procedural complexities of deploying flow diverters such ...
Delgado Almandoz J J Interventional Neuroradiology, Abbott Northwestern Hospital, Minneapolis, MN, - - 2014
The Sceptre XC balloon is a novel extra-compliant dual-lumen balloon microcatheter designed for the endovascular treatment of cerebral aneurysms and arteriovenous malformations. This study aims to describe our initial institutional experience with the Sceptre XC balloon for the treatment of cerebral aneurysms. We performed a retrospective review of endovascular treatments ...
Ramakrishnan V V Institute of Clinical Orthopedics and Neuroscience (ICON), Desert Regional Medical Center, Palm Springs, CA, - - 2014
Balloon-assisted coil embolization has become an important adjunct in the endovascular treatment of intracranial aneurysms, particularly those with challenging anatomy. The need for anti-platelet agents when deploying intracranial stents, which could lead to increased morbidity and mortality in patients with ruptured aneurysm, has made the use of balloon-assisted coil embolization ...
Takayama K K Radiology and Interventional Neuroradiology, Ishinnkai Yao General Hospital, Yao City, - - 2014
Carotid artery stenting (CAS) was approved in Japan in October 2007. Since then, several embolic protection devices (EPD) and stents for CAS have become available. We investigated the clinical treatment results and periprocedural ischemic complications of CAS by using a standard procedure. We retrospectively analyzed 312 patients with 329 carotid ...
Jagadeesan B B University of Minnesota, Minneapolis, MN, - - 2014
It is common to perform pre-operative embolization of metastatic lesions to the spine from hyper-vascular tumors. Typically, a microcatheter is navigated into a prominent arterial feeder to the tumor arising from a segmental artery or bronchial artery. Thereafter, particles or liquid embolic agents are injected into the tumor through the ...
Alawi A A Neurology, St. Louis University Hospital, St Louis, MO, - - 2014
Post-coital dissections are uncommon and have been reported rarely in the aorta and coronary arteries. Intracranial arterial dissections are rare and data regarding this disease process is scant. We present a case of post-coital middle cerebral artery (MCA) dissection in a young man presenting with subarachnoid haemorrhage (SAH). Case report ...
Ohara N N Department of Neurology, David Geffen School of Medicene at UCLA, Los Angeles, CA, - - 2014
Recanalization of occluded arteries is crucial for good functional outcome of acute stroke patients with large vessel occlusion. Endovascular treatment, particularly mechanical thrombectomy, plays an increasing role to achieve rapid recanalization. However, some patients with acute large vessel occlusion have additional extracranial cervical carotid artery occlusion or severe stenosis. Although ...
Nossek E E Neurosurgery, North-Shore LIJ Health System, Manhasset, NY, - - 2014
Utility of the pipeline embolization device (PED) extending to the M1 segment as well as its clinical and flow consequences at the ICA bifurcation, has not clearly described. We describe clinical and anatomical flow modifications results at the ICA bifurcation. In this retrospective analysis of patients treated for distal supraclinoid ...
Rai A A Interventional Neuroradiology, West Virginia University, Morgantown, - - 2014
Coiling remains the current primary therapy for aneurysms. Understanding the economics of coiling will establish a framework against which the financial impact of future devices may be measured. A retrospective analysis of 542 aneurysm coilings was performed. Of these, financial-data was available on 377 patients. This included the DRG-code, hospital ...
Honarmand A A Radiology, Northwestern University Feinberg School of Medicine, Chicago, IL, - - 2014
There are several hereditary disorders that are well known to be associated with arteriovenous malformations (AVMs) involving the central nervous system including Sturge-Weber, Klippel-Trenaunay-Weber, and Parkes-Weber syndromes as well as hereditary haemorrhagic telangiectasia and hereditary neurocutaneous angiomatosis. Furthermore, familial incidence of AVMs in the absence of congenital hereditary disorders also ...
Samaniego E E Hospital Eugenio Espejo, Quito, - - 2014
Treatment of direct high-flow carotid-cavernous sinus fistulas (CCF) can be challenging. Treatment of CCFs with dual lumen balloons has not been described. To describe two cases in which the CCF was effectively closed with a double lumen balloon. Patient 1: a 19 year-old woman suffered a motorcycle accident 3 years ...
Nagayama T T Department of Neurosurgery, Atsuchi Neurosurgical Hospital, Kagoshima city, - - 2014
Carotid artery stenting (CAS) for carotid artery stenosis has become an alternative for treating patients not eligible for carotid endarterectomy (CEA). Even though the CAS is relatively simply in many cases, various complications such as distal embolization and hyperperfusion can occur. We repot a rare case of CAS using the ...
Puri A A Division Neuroimaging and Intervention (NII), Department of Radiology, University of Massachusetts, Worcester, MA, - - 2014
Fusiform aneurysms (FUANs) of vertebral artery are difficult to treat by using current surgical techniques. Endovascular techniques like parent vessel occlusion, trapping, coiling, stent assisted coiling or stent mono-therapy is currently used to treat these aneurysms. The purpose of this study is to assess the efficacy and safety of flow ...
Ding D D Neurosurgery, University of Virginia, Charlottesville, VA, - - 2014
Endovascular treatment has become the first line therapy at many centers for patients with cerebral aneurysms. In this coil-first era of aneurysm treatment, surgical clipping is typically reserved for lesions with complex morphologies or those which have recurred following initial endovascular therapy. We report the surgical clipping outcomes in a ...
Mondel P P Interventional Neuroradiology, Seth G S Medical College and KEM Hospital, Mumbai, - - 2014
The purpose of this study was to evaluate the clinical presentation, endovascular treatment of aneurysms of the posterior cerebral artery and to compare the outcomes with contemporary Surgical and Endovascular Studies. A retrospective evaluation of our clinical records over the last 10 years. Patients were initially evaluated clinically followed by ...
Figueroa-Sanchez J J Dr Neurosurgery and Neuroendovascular Therapy, Hospital Universitario, Francisco I. Madero S/N, Monterrey, Nuevo Leon, - - 2014
The cavernous sinus (CS) is a complex structure that has been studied since decades. An abnormal communication between the Carotid Artery and the CS is known as Carotid-Cavernous Fistula (CCF) which diagnosis and treatment is a challenge. The shunt location, flow type and its aetiology allows its appropriate classification. The ...
Lopes Antonio A Heart Institute, University of São Paulo Medical School, São Paulo, - - 2014
Congenital heart disease (CHD) with intracardiac/extracardiac shunts is an important etiology of pulmonary arterial hypertension (PAH). The majority of children with congenital cardiac shunts do not develop advanced pulmonary vasculopathy, as surgical repair of the anomalies is now performed early in life. However, if not repaired early, some defects will ...
Saleemi Sarfraz S Department of Pulmonary Medicine, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi - - 2014
Portopulmonary hypertension (POPH) is defined as pulmonary arterial hypertension (PAH) complicated by portal hypertension, with or without advanced hepatic disease. Significant percentage of patients with cirrhotic liver disease has high cardiac output and subsequently elevated pulmonary arterial pressures (PAP). However, patients with POPH develop a progressive increase in pulmonary vascular ...
Idrees Majdy M MM Pulmonary Medicine, Prince Sultan Medical Military City, Riyadh, Saudi - - 2014
Prior to the availability of the pulmonary arterial hypertension (PAH)-specific therapy, PAH was a dreadful disease with a very poor prognosis. Better understanding of the complex pathobiology of PAH has led to a major therapeutic evolution. International regulatory agencies have approved many specific drugs with different pharmacologic pathways and routes ...
Idrees Majdy M MM Department of Pulmonary Medicine, Price Sultan Military Medical City, Riyadh, Saudi - - 2014
The Saudi Association for Pulmonary Hypertension (previously called Saudi Advisory Group for Pulmonary Hypertension) has published the first Saudi Guidelines on Diagnosis and Treatment of Pulmonary Arterial Hypertension back in 2008.[1] That guideline was very detailed and extensive and reviewed most aspects of pulmonary hypertension (PH). One of the disadvantages ...
Al-Azem M Ali MA Department of Critical Care Medicine, King Fahd Specialist Hospital, Dammam, Saudi - - 2014
Pulmonary hypertension (PH) in the Intensive Care Unit (ICU) may be due to preexisting pulmonary vascular lung disease, liver disease, or cardiac diseases. PH also may be caused by critical illnesses, such as acute respiratory distress syndrome (ARDS), acute left ventricular dysfunction and pulmonary embolism, or may occur after cardiac ...
Alhabeeb Waleed W Department of Cardiology, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi - - 2014
Pulmonary hypertension (PH) due to left heart disease is the most common cause of pulmonary hypertension in the western world. It is classified as WHO PH group II. Different pathophysiologic abnormalities may take place in this condition, including pulmonary venous congestion and vascular remodeling. Despite the high prevalence of WHO ...
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