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Babiker M Haithem - - 2012
Embolic coiling is the most popular endovascular treatment available for cerebral aneurysms. Nevertheless, the embolic coiling of wide-neck aneurysms is challenging and, in many cases, ineffective. Use of highly porous stents to support coiling of wide-neck aneurysms has become a common procedure in recent years. Several studies have also demonstrated ...
- - 2012
Raman spectroscopy has been used in this study to obtain biochemical fingerprint patterns of collagen fibers in native aortic heart valve tissues. Using this non-contact screening tool, we were able to monitor the increasing damage of collagen fibers due to enzymatic treatment or cryopreservation. (Picture: M. Votteler et al., pp. ...
Schoenefeld Eva - - 2012
Peripheral artery disease (PAD) affecting the femoropopliteal artery is treated by endovascular interventions [2, 5, 13] increasingly. Aim of the study was to evaluate mid-term efficacy and patency of long stents in the superficial femoral and popliteal artery. Between September 2006 and September 2007 103 patients received 128 stents for ...
Radvany Martin G - - 2012
Pial arteriovenous malformations (AVMs) and dural arteriovenous fistulas (DAVFs) are high-flow vascular lesions with abnormal communications between the arterial and venous system. AVMs are congenital lesions, whereas DAVFs are considered acquired lesions. Both can cause significant morbidity and mortality if they rupture and result in intracranial hemorrhage. The primary goal ...
Fajadet Jean - - 2012
Coronary artery bypass surgery is considered as the gold standard treatment of unprotected left main coronary artery (ULMCA) disease. Over the last 20 years, improvement in stent technology and operators experience explained the increased number of reports on the results of percutaneous coronary interventions (PCIs) for the treatment of left ...
Goto Taichiro - - 2012
Cases of pulmonary artery masses have only rarely been reported, and the optimal type of the diagnosis and treatment is controversial. An 81-year-old woman was found to have an abnormal shadow on chest X-ray film. Computed tomography showed an irregularly bordered tumor centered in the hilar region extending from segment ...
Athar M Kamran - - 2012
Cerebral vasospasm occurs frequently after aneurysmal subarachnoid and contributes to delayed cerebral ischemia. In this article we address systematic problems with the literature on vasospasm and then review both established and experimental treatment options.
Lee Suk Hoon - - 2012
We report herein a case successful endovascular treatment with a stent-graft of a rare case of rapidly growing mycotic aneurysm of the left common carotid artery due to acute bacterial endocarditis after eradication of the infection. Infected mycotic aneurysms of the peripheral vasculature have been considered as a contraindication for ...
Antoniou George A - - 2012
Atherosclerotic occlusive disease of the proximal vertebral artery is an important cause of cerebrovascular ischemic events with a significant associated morbidity and mortality. Endovascular treatment has emerged as a promising tool of the therapeutic armamentarium, along with medical therapy and surgical reconstruction. Our objective was to systemically review the pertinent ...
Darkhabani M Ziad - - 2011
Bow hunter's syndrome (BHS) is a rare condition resulting from vertebrobasilar insufficiency secondary to mechanical occlusion or stenosis of the vertebral artery (VA) due to head rotation. Traditionally, surgical intervention with C1-C2 fusion or VA decompression was the mainstay of therapy. Endovascular intervention was rarely performed to treat BHS. We reviewed ...
Choi In Young - - 2011
Traumatic detachment of the celiac trunk from the abdominal aorta is a rare clinical situation, and proper treatment options have not been established. We report a patient with traumatic separation of the celiac trunk treated by bridging with a covered stent between the celiac trunk and abdominal aorta.
Nakiri Guilherme S - - 2011
We report two cases of aneurysm located in a fenestration of the supraclinoid internal carotid artery, an extremely rare anatomical variant, and describe the feasibility of endovascular treatment using two different strategies applicable for each case. Each presented aneurysm had a particular location on the fenestration, which led to different ...
Weiss Norbert - - 2011
Lipid apheresis effectively lowers LDL-cholesterol even in drug-unresponsive severely hypercholesterolemic patients. This results in improvement of symptoms of coronary artery disease, reduces progression of coronary atherosclerosis, and decreases coronary event rates. Besides aggressive lipid lowering itself, these effects may also be due to nonselective removal of other high molecular weight ...
Loumiotis I - - 2011
BACKGROUND AND PURPOSE:Paraclinoid aneurysms are an uncommon cause of aneurysmal SAH, and their treatment is challenging. To assess the effectiveness and safety of endovascular treatment of ruptured paraclinoid aneurysms, we performed a retrospective analysis of 33 patients.MATERIALS AND METHODS:Clinical and radiologic information on 33 patients undergoing endovascular therapy between 1999 ...
Pérez Marta Aguilar - - 2011
IntroductionThe endovascular treatment of acute ischemic stroke has been revolutionized in the past years by the introduction of new devices for mechanical thrombectomy. Several tools were already available in 2008. The majority allowed the recanalization of acutely occluded intracranial arteries with acceptable levels of safety and efficacy, and with occasional ...
Bosiers Marc - - 2012
Critical limb ischemia, the most severe form of peripheral arterial disease, results in extremity amputation if left untreated. Endovascular recanalization of stenotic or occluded infrapopliteal arteries has recently emerged as an effective form of therapy, although the duration of patency is typically limited by restenosis. Recently, it has been suggested ...
Glamore Michael J - - 2011
Abstract  Spontaneous coronary artery dissection (SCAD) is a rare and potentially deadly disease without a clear and universal treatment. Medical as well as mechanical interventions, including percutaneous and coronary bypass surgery, have been used. We present two dissimilar cases of SCAD that required markedly different treatments reflecting the variety in ...
Andreana Lorenzo - - 2011
Traditional radiotherapy is only effective in treating hepatocellular cancer (HCC) in doses above 50Gy, but this is above the recommended liver radiation exposure of about 35Gy, which is an important limitation making this treatment unsuitable for routine clinical practice. Trans-arterial radio-embolisation (TARE), consists of delivery of compounds linked to radio-emitter ...
Papayannis Aristotelis - - 2011
We describe treatment of six chronic total occlusions due to in-stent restenosis with the CrossBoss catheter (BridgePoint Medical, Minneapolis, Minnesota). The CrossBoss catheter allowed successful CTO crossing in 5 of 6 lesions (83%): in 50% the catheter entered the distal true lumen, whereas in 33% a wire was required for ...
Yanase Yohsuke - - 2011
Delayed neurologic deficits, paraplegia and paraparesis, are devastating complications after repair of a descending thoracic and thoracoabdominal aortic aneurysm (TAAA). A treatment protocol has not been established, although strategies such as cerebrospinal fluid (CSF) drainage, maintaining blood pressure and medication have been described. Cerebrospinal drain status /oxygen delivery/patient status (COPS) ...
Deutschmann H A - - 2011
BACKGROUND AND PURPOSE:Stent-like, self-expandable devices, the so-called flow diverters, are increasingly used for the treatment of wide-neck cerebral aneurysms. The immediate and short-term results are promising, but no long-term results are available. The purpose of our research was to report the long-term angiographic and cross-sectional imaging results after placement of ...
Chattopadhyay D - - 2011
Deep venous thrombosis (DVT) with its associated complications of pulmonary embolism and post-thrombotic syndrome are an important cause of morbidity and mortality. This review article provides an overview of the pathophysiology, risk factors and the guidelines for thromboprophylaxis. It also reviews the available modalities in the diagnosis and treatment of ...
Kanagalingam Sivashakthi - - 2011
BACKGROUND: To determine the anatomic and visual outcomes of patients with ophthalmic artery segment aneurysms treated at The Johns Hopkins Hospital using a consensus-based treatment algorithm. METHODS: Retrospective record review of a prospectively accrued case series of 88 patients (101 aneurysms) treated between January 2004 and July 2009. Presenting symptoms ...
Brinjikji Waleed - - 2011
ObjectiveA study was undertaken to estimate the fraction of intracranial aneurysms that might be amenable to treatment with the pipeline embolization device (PED), a current flow diverter device, and to determine the types of aneurysms that are probably not amenable to treatment with this device.MethodsA retrospective analysis of 200 consecutive ...
Doe Christopher - - 2011
The treatment of asymptomatic carotid artery stenosis (ACAS) has continued to evolve for the past 3 decades. With rapidly advancing technology, the results of old trials have become obsolete. While there has been little change in the efficacy of carotid endarterectomy, there have been vast improvements in both medical management ...
Ansari Saeed - - 2011
Intravascular stents have been applied to treat a variety of pathophysiologic conditions. With advances in stent design and delivery, stenting has become a viable treatment option in neurovascular disease. Recently, intracranial arterial stenting has received increasing interest as a modality to rapidly and effectively recanalize affected vessels in the setting ...
Ko J H - - 2011
We report the outcome of endovascular treatment in a series of patients presenting with posterior communicating artery aneurysm causing ocular motor nerve palsy. A retrospective study was made of ten patients who were treated by coil embolization of posterior communicating artery aneurysm caused by oculomotor nerve palsy. The assessed parameters ...
Sun Y - - 2011
The anatomical complexity of the paraclinoid region has made surgical treatment of intracranial ophthalmic segment aneurysms (OSAs) difficult. This study evaluated the safety and efficacy of endovascular treatment of paraclinoid aneurysms. We conducted a retrospective study of 28 patients with 30 aneurysms of the paraclinoid in whom treatment with endovascular ...
Pampana E - - 2011
"Carotid blowout syndrome" is defined as a hemorrhage caused by rupture of the carotid artery and its branches, and may be a severe complication of rhinopharyngeal carcinoma. This study aimed to highlight the usefulness and versatility of endovascular stent-graft placement as a rescue treatment in life-threatening carotid blowout syndrome. We ...
Seeburger Joerg - - 2011
Mitral valve regurgitation is the second most common clinically relevant valvular heart disease in adults, with an incidence of about 2% to 3% per year. Surgical mitral valve repair is the treatment of choice. Recent years have seen major advances in minimally invasive mitral valve surgery. Several new catheter-based techniques ...
Cohen José E - - 2011
Giant dolichoectatic and fusiform aneurysms of the vertebrobasilar artery are among the most difficult and dangerous aneurysms to treat. Conservative management may be reasonable in asymptomatic elderly patients. Nevertheless, due to the frequent presence of mass effect on the brainstem and the risks of thromboembolic events and rupture, these aneurysms ...
Imberti Davide - - 2011
Venous thromboembolism (VTE), including deep vein thrombosis (DVT) and pulmonary embolism (PE), is the third most common cardiovascular disease after coronary artery disease and cerebrovascular disease and is responsible for significant morbidity and mortality in the general population. Full dose anticoagulation is the standard therapy for VTE, both for the ...
Schiller Ofer - - 2011
Cor triatriatum sinister is an uncommon congenital cardiac defect that has rarely been described in association with left-sided partial anomalous pulmonary venous return. We present a case of such rare anatomy with multilevel obstruction that presented in infancy as cardiogenic shock. The patient underwent staged treatment with extracorporeal membrane oxygenation ...
Kim Young-Wook - - 2012
This study compared treatment outcomes of patients with supra-aortic arterial (SAA) occlusive disease due to Takayasu arteritis (TA) treated with bypass surgery or endovascular treatment. All patients diagnosed with TA from September 1994 to November 2010 were identified using the hospital database. This retrospective study included 21 TA patients who ...
Tann Stephen M - - 2011
Takayasu arteritis is a chronic inflammatory autoimmune disease of medium and large sized arteries which frequently affects the major supra-aortic vessels. Morbidity and mortality with both medical and surgical treatments for this disease are high. In the past decade, angioplasty and stenting has emerged as a reasonable alternative to treatment ...
Chwajol Markus - - 2011
BACKGROUND: Endovascular embolization is a desirable treatment option for complex posterior circulation aneurysms, particularly recurrent aneurysms or those in difficult to access surgical locations.However, endovascular access is occasionally prohibited by proximal vertebral artery (VA) occlusion or vessel tortuosity.One strategy in such instances involves creation of an extracranial bypass conduit to ...
ten Freyhaus Henrik - - 2012
Despite recent advances, pulmonary arterial hypertension (PAH) remains a devastating disease which harbors a poor prognosis. Novel therapeutic approaches directly targeting pulmonary vascular remodeling are warranted. This review delineates the current limitations in the management of PAH and focuses on a novel, anti-proliferative therapeutic concept. It will help readers understand ...
Pierot Laurent - - 2011
INTRODUCTION: The objective of this study was to analyze the place for the balloon remodeling and stenting in the endovascular treatment of intracranial aneurysms as well as the impact of their use on the failure and complications rates. Analysis was conducted in a recent 3-year period (2008-2010) in a single ...
Waldau Ben - - 2011
BACKGROUND: The coiling of ruptured cerebral aneurysms protects against acute rebleeding; however, whether partially coiling a ruptured cerebral aneurysm protects against acute rebleeding has never been demonstrated. OBJECTIVE: This study was performed to test our hypothesis that intentional partial coiling of complex ruptured cerebral aneurysms, which are unfavorable for clipping ...
Huang Lei - - 2011
BACKGROUND:: The balloon occlusion test (BOT) is a well-accepted technique for the treatment of large or complex aneurysms. However, this procedure may not be feasible for small arteries such as the posterior inferior cerebellar artery (PICA). We report our experience with endovascular treatment of a fusiform PICA aneurysm employing a ...
Antoniou George A - - 2011
The aim of the paper is to evaluate the outcome of endovascular treatments for isolated internal iliac artery aneurysms. A systematic review of the literature using public domain databases was undertaken. All studies reporting on endovascular treatment of isolated hypogastric artery aneurysms were considered. Experience from our institution was involved ...
Kan Peter - - 2011
BACKGROUND: Bow Hunter's Syndrome is a rare cause of vertebrobasilar insufficiency caused by mechanical compression of the vertebral artery (VA) during rotation of the head. Surgical treatment usually involves direct decompression of the VA at the site of compression. We describe what is to our knowledge the first reported case ...
Kalyanpur Tejas M - - 2011
Treatment of Type 1 carotid-cavernous fistula (CCF) is complex and endovascular stent grafting is proving to be an excellent technique not only in successful treatment of fistula but also preserving patency of parent artery. We describe our initial experience in the use of covered coronary stent grafts in the treatment ...
Jeuriëns-van de Ven Sjannieke A H - - 2011
We present the case of a patient with a persisting type II endoleak after endovascular repair of an iliac aneurysm with an iliaco-caval fistula. We describe the pathophysiological mechanism behind this phenomenon and discuss why conservative treatment is unlikely to seal this type of endoleak. A more aggressive treatment strategy ...
Wong George Kwok Chu - - 2011
BACKGROUND: The timing of definitive aneurysm treatment (coiling or clipping) in acute aneurysm subarachnoid hemorrhage was a subject of controversy. Although most vascular neurosurgeons agreed on early aneurysm treatment (within the first 72 hours), whether ultra-early aneurysm treatment (within the first 24 hours) was beneficial remained debatable. We aimed to ...
Morais H - - 2011
Prosthetic valve thrombosis (PVT) is a rare but serious complication of valve replacement, most often encountered with mechanical prostheses. The different therapeutic modalities for PVT (fibrinolysis with heparin treatment or surgery) will largely be influenced by the presence of valvular obstruction, the valve location (left or right sided), the patient's ...
- - 2011
To examine current determinants of poor outcome after aneurysmal subarachnoid hemorrhage (SAH) when ruptured aneurysms are treated with either microsurgery (clipping) or endovascular treatment (coiling) depending on each patient's characteristics. Between March 2006 and February 2007, 534 patients with SAH were enrolled in the Prospective Registry of Subarachnoid Aneurysms Treatment ...
Araújo Paula Vasconcelos - - 2011
BACKGROUND: The term "acute aortic syndrome" (AAS) includes conditions of high mortality, such as ruptured aneurysm, pseudoaneurysm and, aortic dissection. Open surgery for these cases has demonstrated unsatisfactory results, and endovascular treatment has become an excellent alternative. METHODS: We performed a retrospective review of patients with AAS who underwent endovascular ...
Walcott Brian P - - 2011
Fractures of the anterior skull base can lead to pseudoaneurysm formation as a result of direct injury to a vessel wall. Pseudoaneurysms in this location are challenging to treat, as both perforator and distal blood supply must be maintained. Additionally, traumatic skull base fractures can lead to a rare condition ...
Tehrani Shana S Kingston Hospital, Galsworthy Road, Kingston upon Thames, Surrey, KT2 7QB, United Kingdom. - - 2011
Spontaneous coronary artery dissection is an unusual condition that mainly happens in fit and healthy women in the peripartum period. Strenuous exercise is a rare cause of dissection in angiographically normal coronary arteries. There is no definitive consensus on the etiology, prognosis and treatment of SCAD. We report a case ...
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