Search Results
Results 251 - 300 of 1369
< 1 2 3 4 5 6 7 8 9 10 11 >
Chen Brian L - - 2011
Traditionally, aortobifemoral bypass has been the intervention of choice for iliac artery chronic total occlusions (CTOs). However, it is associated with significant morbidity and mortality, limiting its use in high-risk patients. To reduce procedural risk, subintimal angioplasty (SIA) for femoropopliteal CTO has been utilized by many, but few have extended ...
Giamundo Paolo - - 2011
According to the "vascular" theory, arterial overflow in the superior hemorrhoidal arteries would lead to dilatation of the hemorrhoidal venous plexus. A 980-nm diode laser-pulsed shot causes shrinkage of tissue. The depth of shrinkage can be regulated by the power and duration of the laser beam. Through a 1000-micron conic ...
Luo Chun-Xia - - 2010
Cerebral arterial stenosis is a major cause of stroke and of insufficient blood supply to the vertebral basilar system. Percutaneous transluminal cerebral angioplasty and stenting (PTCAS) have been used to preliminarily treat vertebrobasilar stenosis. However, the feasibility to treat the posterior cerebral arterial stenosis by PTCAS has not been fully ...
Smeenk Robert M - - 2011
This report describes a rare vascular complication of surgical placement of a marking clip and a possible approach to problem solving. A 55-year-old patient presented with loss of sensation in the fingers and loss of peripheral pulsations in the right arm 4 days after right upper lobectomy for a pT2N1 ...
Tokunaga Koji - - 2010
The benefits of intravenous thrombolysis for acute ischemic stroke are still limited. To evaluate the safety and efficacy of double-lumen balloon catheter-based reperfusion therapy with or without intra-arterial thrombolysis for acute occlusion of intracranial arteries. Fifty-nine patients with acute occlusion of intracranial arteries were enrolled. A Gateway balloon catheter was ...
Hosseini Morteza Tavakkoli - - 2010
We present a case of surgical correction of an aberrant left coronary artery arising from the right sinus of Valsalva. In order to prevent stenosis and kinking of the neo-ostium, modified unroofing technique was combined with patch angioplasty. The clinical outcome was excellent with complete preservation of ventricular function, resolution ...
Wohlgemuth W A - - 2010
We present a review of the literature on endovascular brachytherapy (EVBT) after percutaneous transluminal angioplasty (PTA) in the femoropopliteal and tibial arteries. The pathophysiological changes induced by PTA and EVBT within the vessel wall, technical considerations regarding 192Ir and 188Re, the results of clinical trials, and the medication required before, ...
Capmany Ramón Pujadas - - 2010
In many stroke patients it is not possible to establish the etiology of stroke. However, in the last two decades, the use of transesophageal echocardiography in patients with stroke of uncertain etiology reveals atherosclerotic plaques in the aortic arch, which often protrude into the lumen and have mobile components in ...
Kim Seung Ju - - 2010
Subintimal percutaneous transluminal angioplasty (SIA) is a treatment option for long segment occlusions in the lower limb arteries. In the present study the factors influencing success and patency following SIA in patients with TransAtlantic Inter-Society Consensus (TASC) C and D peripheral arterial disease (PAD) were investigated. The 63 consecutive SIAs ...
Ravindranath K S - - 2010
A rare variety of aortic coarctation in which both the left subclavian and aberrant right subclavian arteries arose at the coarcted segment is described. Clinically this case was misleading since pulse volume and the blood pressure in all four limbs were equal and chest radiograph was lacking classical features of ...
Farman Muhammad Tariq - - 2010
The transradial approach as an access for percutaneous coronary intervention (PCI) has been widely adopted. However, anatomical variations and stenoses may pose significant challenges to the operator. We report a case of successful transradial PCI in a patient with a complete radioulnar loop.
Wang Jian-bo - - 2010
To determine the efficacy, safety and primary follow-up results of a guidewire looping technique for the treatment of infrapopliteal arteries. From October 2006 to May 2008, an intraluminal angioplasty of the infrapopliteal arteries was attempted in 200 consecutive patients. Altogether, 417 infrapopliteal lesions, with lengths varying from 2 cm to ...
Mizuno Shingo - - 2010
BACKGROUND: We have recently reported a novel percutaneous coronary intervention (PCI) system using a hydrophilic-coated sheathless guiding catheter (Virtual 3-Fr, Medikit, Tokyo, Japan), which provides us with less invasive angioplasty and a puncture site injury equivalent to a conventional 3-Fr introducer sheath. Here, we report the initial results of PCI ...
Peregrin Jan H - - 2010
This study was a retrospective analysis of patients with CLI who underwent infrapopliteal percutaneous transluminal angioplasty (PTA). The main goal was to evaluate clinical and morphological factors that influence the clinical outcome of PTA in long-term follow-up. A total of 1,445 PTA procedures were performed in 1,268 patients. Main indications ...
Balzer Jörn O - - 2010
PURPOSE: Evaluation of percutaneous recanalization of obstructed iliac as well as superficial femoral arteries (SFAs) in patients with peripheral arterial obstructive disease (PAOD). MATERIAL AND METHODS: The data of 195 consecutive patients with 285 obstructions of the common and or external iliac artery as well as the data of 452 ...
Hwang Ho Young - - 2010
BACKGROUND: We examined the prevalence of significant proximal left subclavian artery (LSA) stenosis in patients referred for isolated coronary artery bypass grafting, and assessed management by percutaneous transluminal angioplasty (PTA) for LSA stenosis and revascularization using the left internal thoracic artery, or revascularization using grafts other than the left internal ...
Mousa Ahmed - - 2010
The purpose of this study was to evaluate the efficacy of combined ipsilateral percutaneous iliac angioplasty and open infrainguinal surgical techniques for the treatment of patients with multilevel arterial occlusive disease. Combining two types of approaches in the peripheral vascular field is a less aggressive technique and may result in ...
Karakis Ioannis - - 2010
Intracranial atherosclerotic disease accounts for 5-10% of ischemic strokes in the US. Lesions located in the anterior cerebral artery territory are infrequently reported. Patients in whom medical therapy fails are at a high risk for recurrent ischemic events, in which case intracranial angioplasty or stenting may be a reasonable therapy. ...
Hussein Hesham - - 2010
The transradial approach for coronary diagnostic and therapeutic interventions is a well-established, safe, and effective technique that has shown a success rate comparable to that of the transfemoral approach for chronic total occlusion (CTO) with less access site complications. Recently, the transulnar approach was also found to be a safe ...
Augustin Andrea Cornelia - - 2010
INTRODUCTION: Despite recent technical improvements and device developments, post-percutaneous coronary intervention care in patients submitted to this procedure performed through the femoral approach remains almost unchanged. An earlier sheath removal and ambulation could help to cut costs, save health system resources and prevent patient discomfort. However, this approach has not ...
Hering J - - 2010
In the diabetic foot syndrome (DFS) due to peripheral artery disease, the fibular artery is often the only vessel which can be revascularised. Because the fibular artery does not have a direct connection to the plantar arch, the clinical result of fibular artery PTA is dependent upon the extent of ...
Rathore Sudhir S Department of Cardiology, Toyohashi Heart Center, Toyohashi, Japan. - - 2010
The study evaluates the feasibility and efficacy of the novel modification of the retrograde recanalization of the chronic total occlusion (CTO) of the coronary arteries by using intravascular ultrasound (IVUS)-guided reverse controlled antegrade and retrograde tracking (CART). Despite improvement in the techniques and materials, CTO recanalization is still suboptimal. The ...
Kalavakunta Jagadeesh K - - 2010
The seeding of endocarditis directly to the non-valvular areas of the heart is extremely rare. We report a case of a 36-year-old woman presenting with sudden-onset lower-extremity pain and swelling, who was found to have mitral valve endocarditis with pulmonary vein vegetation. Echocardiography showed a large linear mitral valve mass ...
Iyanaga Masayuki - - 2010
We report a case of a splenic artery aneurysm rupture presenting with shock which required timely embolization therapy. This case demonstrates how the rapid use of bedside ultrasound by emergency department (ED) physicians can help identify the cause of shock and, therefore, initiate appropriate treatment quickly even if the cause ...
Semaan Elie E Section of Vascular and Endovascular Surgery, Boston University School of Medicine, Boston, MA 02118, - - 2010
Symptomatic atherosclerotic disease of the popliteal artery presents challenges for endovascular therapy. We evaluated the technical success, complications, and midterm outcomes of atherectomy and angioplasty involving the popliteal segment. We conducted a retrospective review of outcomes of popliteal artery intervention using atherectomy or angioplasty performed between 2003 and 2008. A ...
Ge Junbo - - 2009
Percutaneous coronary intervention (PCI) of a chronic total occlusion (CTO) remains a technical challenge for the interventional cardiologists. Recently, modified techniques based on the retrograde approach have demonstrated that this approach could increase the success rate for PCI of CTO. In the current report, we describe a novel "reverse wire ...
Qin Luo - - 2009
BACKGROUND: Percutaneous transluminal angioplasty and stent implantation for stenotic lesions of renal arteries and other branches of the aorta in Takayasu's arteritis have been reported to show good outcomes. However, this form of therapy has been reported in few cases with pulmonary artery involvement. HYPOTHESIS: The aim of this study ...
Bonvini Robert F - - 2009
In children, up to 10% of the cases of arterial hypertension may be caused by a renovascular disease. The etiology of this renovascular disease is most of the time due to a fibromuscular dysplasia (FMD), which causes a noninflammatory intimal-medial fibroplasia leading to luminal compromise. Percutaneous transluminal angioplasty of FMD ...
Pikoulis E - - 2009
Our purpose was to compare the Vascular Closure Staples (VCS) clips to a standard suture technique for vein patch angioplasty in a porcine model. Six female pigs underwent vein patch angioplasty of the common iliac arteries with either VCS clips or continuous suturing. The reconstructed vessels were evaluated macroscopically, angiographically ...
Abdessalem Salem - - 2009
BACKGROUND: Concomitant coronary and peripheral angioplasty is a more frequently reported situation. Patient's outcome is significantly conditioned by access site complications especially in femoral and brachial approaches. The radial artery access is a safe and a well established alternative in coronary interventions and could be suitable for many peripheral angioplasty ...
Zhu Yue-Qi - - 2009
PURPOSE: To assess the feasibility and efficacy of subintimal angioplasty (SA) in the treatment of below-the-ankle arterial occlusion in diabetic patients with chronic critical limb ischemia (CLI). METHODS: SA was applied in 37 diabetic patients (24 men; mean age 70.9+/-8.5 years, range 52-88) with chronic CLI and occlusive disease of ...
Gandini Roberto - - 2010
A 44-year-old patient with type I diabetes with critical upper limb ischemia of the left hand was referred to our department with ischemic tissue loss and rest pain. After unsuccessful use of the endovascular antegrade approach, retrograde revascularization with percutaneous transluminal angioplasty (PTA) of the ulnar artery and the Palmar ...
Al-Ameri Hazim - - 2009
OBJECTIVE: We sought to verify how effective the Pioneer catheter (Medtronic, Inc., Minneapolis, Minnesota) is in overcoming the complexity of re-entry during subintimal angioplasty and provide a case series describing the technique. BACKGROUND: Subintimal angioplasty is effective in treating peripheral chronic total occlusions (CTO). However, this technique is often limited ...
Allaqaband Suhail - - 2009
Peripheral arterial disease (PAD) affects about 27 million people in North America and Europe, accounting for up to 413,000 hospitalizations per year with 88,000 hospitalizations involving the lower extremities and 28,000 involving embolectomy or thrombectomy of lower limb arteries. Many patients are asymptomatic and, among symptomatic patients, atypical symptoms are ...
Jha R M - - 2009
Cervical internal carotid artery (ICA) occlusions causing acute ischemic stroke have extremely poor outcomes without rapid re-establishment of cerebral perfusion. Given the high risk for early recurrent stroke, carotid stenting at the time of intra-arterial therapy may be crucial to improving outcomes. To our knowledge, there are only two prior ...
Nakamura Kazuhito - - 2009
A 59-year-old male presented with repeated transient hemianopsia and hemiparesis on the left. Emergency magnetic resonance angiography showed stenosis of the right posterior cerebral artery (PCA). Endovascular recanalization with percutaneous transluminal angioplasty was performed immediately after the diagnosis. Patency of the PCA was successfully restored. The patient was discharged without ...
Thompson K - - 2010
BACKGROUND: Internal iliac artery (IIA) stenosis is a common finding in patients undergoing angiography. In patients with localized thigh and buttock claudication, endovascular treatment of an isolated IIA stenosis may lead to symptomatic improvement. METHODS: We retrospectively reviewed the records of nine patients who underwent IIA intervention for symptomatic thigh/buttock ...
Maged Ismaeel M - - 2009
Cystic adventitial disease (CAD) is a rare vascular condition that most commonly affects the popliteal artery. Percutaneous transluminal angioplasty (PTA) is generally not considered a valid therapeutic option due to high recurrence rate. We report a case of CAD of the popliteal artery that recurred after surgical cyst enucleation that ...
Hirsch J A - - 2009
Background and purpose Ischemic stroke is a major cause of disability and death in the USA. Intravenous tissue plasminogen activator (t-PA) remains underutilized. With the development of newer intra-arterial reperfusion therapies, there is increased opportunity to address the more devastating large-vessel occlusions. We seek to identify the numbers of patients ...
De Vos B - - 2009
AIM: The treatment of critical limb ischemia is at present very controversial. In fact surgery using different grafts (venous or prosthetic) is in competition with percutaneous angioplasty. Progresses of endoluminal techniques brought certain authors to think that angioplasty is now the first treatment of critical limb ischemia. The aim of ...
Gralla Jan - - 2009
Interventional treatment of severe intracranial stenoses using angioplasty and stent placement carries a significant risk of severe adverse events. These events are frequently caused by the intraarterial dilation but may also be precipitated by other causes related to the procedure. The authors describe a fatal subarachnoid hemorrhage during the treatment ...
Manzi M - - 2009
AIM: Recent registries and randomized trials support the role of percutaneous revascularization in patients with critical limb ischemia (CLI) due to below-the-knee (BTK) atherosclerotic disease, as percutaneous transluminal angioplasty (PTA) for BTK disease has shown to be feasible and safe in this setting. Nonetheless, succes rates remain suboptimal with current ...
Merchant Akeel - - 2009
The authors report a case of restenosis in the bilateral internal carotid arteries (ICAs) following angioplasty for cerebral vasospasm. This 53-year-old woman suffering subarachnoid hemorrhage due to a ruptured posterior communicating artery aneurysm had severe vasospasm and underwent angioplasty of the left and right ICAs and middle cerebral arteries. Two ...
Hatrick Robert I - - 2009
AIMS: Limited data are available on the changes that occur at the dilated site many years after coronary balloon angioplasty. The development of bioabsorbable stents may increase the importance of understanding the long term changes that occur in an unscaffolded coronary artery following balloon-mediated injury. METHODS AND RESULTS: This study ...
Das Tony S - - 2009
After nearly 2 decades of research and experimentation with laser-assisted angioplasty, the xenon-hydrogen chloride excimer laser emerged as the laser device best suited for the treatment of peripheral artery disease. Emitting light at a wavelength of 308 nm, this laser utilizes a nonthermal mechanism of action to ablate plaque and ...
Garcia Lawrence A - - 2009
Compared to conventional percutaneous transluminal angioplasty (PTA) and stent implantation for arterial occlusive diseases, atherectomy offers the theoretical advantages of eliminating stretch injury on arterial walls and reducing the, rate of restenosis. Historically, however, neither rotational nor directional atherectomy, whether used alone or with adjunctive PTA, has shown any significant ...
Tanemoto Masayuki M Department of Medicine, Division of Nephrology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan. - - 2009
Trans-stenotic pressure gradient across the constriction (PG), a hemodynamic variable of atheromatous renal artery stenosis (ARAS), is a widely used indicator for angioplasty, but its association with the outcome of angioplasty has not been fully investigated. In 34 hypertensive cases with unilateral ARAS, we evaluated hemodymanic variables of ARAS with ...
Raynaud Alain - - 2009
Forearm artery lesions are a frequent cause of distal fistula maturation failure. Surgical treatment is difficult because of highly calcified arteries. To redo the arteriovenous anastomosis higher up the forearm is technically difficult and often ineffective because arteries cannot be enlarged. It also causes a loss in puncture zone. Creation ...
D'Auria Enza - - 2009
We present the case of a child who initially presented with gastrointestinal symptoms suggestive of severe rotavirus gastroenteritis complicated by hyponatraemic dehydration. Appropriate intravenous fluid therapy was administered but the patient, still feverish, developed anasarca probably due to hyperpermeability of microvessels following massive inflammation. Atypical Kawasaki disease was diagnosed on ...
Magrans Rudys R Dept. ESAII, Universitat Politècnica de Catalunya (UPC), and CIBER de Bioingeniería, Biomateriales y Nanomedicina (CIBER-BBN), c/ Pau Gargallo 5, 08028, Barcelona, Spain. - - 2009
We assess the autonomic nervous system response during prolonged percutaneous transluminal coronary angioplasty (PTCA) by heart rate variability analysis using multifractal indices. These indices are also used to evaluate the effects of the PTCA at different arteries. The indices augmented significantly during transient ischemia and reperfusion periods indicating an increase ...
< 1 2 3 4 5 6 7 8 9 10 11 >