Search Results
Results 551 - 600 of 2146
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Gavallér Henriette - - 2011
Objective: Hypertrophic cardiomyopathy (HCM) is a genetic cardiac disease and defined by the presence of unexplained left ventricular hypertrophy (LVH). Vascular alterations are frequently associated with HCM including microvascular and/or peripherial endothelial dysfunction. This study was designed to evaluate echocardiographic ascending aortic elastic properties and arteriograph-derived pulse-wave velocity (PWV) and ...
Hui Ferdinand K - - 2011
BACKGROUND:: Expeditious, stable access in acute ischemic stroke is foundational for mechanical revascularization. Proximal vascular tortuousity and unfavorable anatomy may impede access necessary for revascularization, particularly when using large caliber catheters. We describe an approach using the Merci Retriever to gain stable catheter access for aspiration. OBJECTIVE:: To assess the ...
Guttman Orlee R - - 2011
Background: Biliary atresia (BA) is associated with extrahepatic congenital malformations in a minority of affected infants. The term commonly applied to this subgroup is 'BASM' for biliary atresia splenic malformation syndrome, as spleen abnormalities are prominent. Aims and methods: To examine clinical outcome in Canadian BA patients with extrahepatic congenital ...
Dalyai Richard Tyler - - 2011
Report the de novo formation of an aneurysm after wingspan placement and describe the treatment modality. We report a patient with symptomatic basilar stenosis who underwent placement of a wingspan stent. On 9-month follow-up, the patient was found to have a new 5-mm aneurysm adjacent to the proximal tines of ...
Adams Austin S - - 2011
BACKGROUND:: The vascular anatomy of the supraclavicular artery island (SAI) flap has been investigated using both cadaveric anatomic dissections and angiographic studies. Accurate preoperative evaluation and localization of its vascular pedicle confirms its location, course, anatomic variation, and improves flap success. The objective of this report is to demonstrate the ...
Lee Sang Yun - - 2012
The univentricular heart after the Fontan operation may have a blind pouch formed by the pulmonary stump or rudimentary ventricle according to the anatomy before surgery. Thrombosis in an intracardiac blind pouch of patients with a univentricular heart is a hazardous complication. Because only a few reports have described this ...
Liu Min - - 2011
OBJECTIVES: The purpose is to identify the role of cardiovascular parameters of computed tomographic pulmonary angiography (CTPA) to assess pulmonary vascular resistance (PVR) in patients with chronic thromboembolic pulmonary hypertension (CTEPH). BACKGROUND: The assessment of PVR is of great importance in the management of patients with CTEPH. The role of ...
Heller R S - - 2011
BACKGROUND AND PURPOSE: Flexible microstents, such as the closed-cell EN, have facilitated adjunctive coiling of intracranial aneurysms. Little data are available on the ability of the stent struts to maintain vessel-wall apposition once deployed in the tortuous cerebral vasculature and the prevalence of ISA. The purpose of this study was ...
Mahmoudi Michael - - 2011
BACKGROUND AND PURPOSE: Stroke development is a major concern in patients undergoing coronary artery bypass grafting (CABG). Whether asymptomatic severe carotid artery stenosis (CAS) contributes to the development of stroke and mortality in such patients remains uncertain. METHODS: A retrospective analysis of 878 consecutive patients with documented carotid duplex ultrasound ...
Lele Abhijit - - 2011
ABSTRACT Introduction: Postpartum cerebral angiopathy is one of the many neurological complications seen during pregnancy and the postpartum period. Management of these patients consists of optimal blood pressure control, and general supportive critical care. We present a case of diffuse cerebral vasospasm, which improved with intra-arterial nicardipine. This brief report ...
Sibellas Franck - - 2011
Coronary artery spasm is sometimes associated with life-threatening ventricular arrhythmias. Based on intravascular ultrasound findings, it appears that coronary artery spasm promotes negative arterial remodeling, suggesting that patients with coronary artery spasm might be at higher risk of accelerated coronary atherosclerosis. We report the cases of 3 patients with ventricular ...
Milara J - - 2012
The endothelin (ET) system contributes to lung vascular tension and remodelling in smokers and chronic obstructive pulmonary disease (COPD) patients. This study examined the effect of cigarette smoke (CS) on ET receptor A (ET(A)) and B (ET(B)) expression in human pulmonary artery smooth muscle cells (HPASMCs) and human small intrapulmonary ...
Haller Steven - - 2011
Soluble CD40 ligand (sCD40L) is a marker of platelet activation; whether platelet activation occurs in the setting of renal artery stenosis and stenting is unknown. Additionally, the effect of embolic protection devices and glycoprotein IIb/IIIa inhibitors on platelet activation during renal artery intervention is unknown. Plasma levels of sCD40L were ...
Gaudino Mario - - 2011
This study was conceived to describe the evolution of aortic dimensions in patients with moderate post-stenotic ascending aorta dilation (50 to 59 mm) submitted to aortic valve replacement (AVR) alone. The appropriate treatment of post-stenotic ascending aorta dilation has been poorly investigated. Ninety-three patients affected by severe isolated calcific aortic ...
Eslam Roza Badr - - 2011
BACKGROUND: Calcific aortic valve stenosis is linked to atherosclerosis. The latter is associated with increased levels of platelets adhering to monocytes (PMA). OBJECTIVE: The hemodynamic impairment in symptomatic aortic valve stenosis can be abated by valve replacement. We investigated the effect of valve replacement on PMA and receptor-ligand axis P-selectin ...
Sakamoto Shigeyuki - - 2011
A right-sided aortic arch with an aberrant left subclavian artery is a rare anatomical variation. We report a case treated with carotid artery stenting (CAS) for a patient with a right-sided aortic arch with an aberrant left subclavian artery. A 72-year-old man presented right hemiparesis due to acute brain infarction. ...
Cheung Yiu-Fai - - 2012
Arterial dysfunction has been documented in patients with beta-thalassaemia major. This study aimed to determine the quantity and proliferative capacity of circulating CD133(+)VEGFR2(+) and CD34(+)VEGFR2(+) cells in patients with beta-thalassaemia major and those after haematopoietic stem cell transplantation (HSCT), and their relationships with arterial function. Brachial arterial flow-mediated dilation (FMD), ...
Cho Yong-Pil - - 2011
We described 9 consecutive patients who underwent operative carotid artery exploration with attempted carotid endarterectomy (CEA) for symptomatic internal carotid artery (ICA) occlusion. Indications for this surgery based on vascular imaging included segmental occlusion of the proximal ICA and also extensive occlusion of the distal ICA in selected patients in ...
Morimoto Hironobu - - 2011
High anomalous origin of both coronary arteries is extremely rare. We report the case of a patient with a right coronary artery that originated from the left surface of the ascending aorta approximately 25 mm above the sinotubular junction and a left coronary artery that originated from the sinotubular junction ...
Ando T - - 2011
The mechanisms underlying the formation of abdominal aortic aneurysms have yet to be fully clarified. To identify key proteins generally involved in aneurysmal formation, proteomic profiles were compared between aneurysmal and non-aneurysmal regions of aortic walls from patients with abdominal aortic aneurysm. Aortic wall specimens were obtained from three patients ...
Ikushima Ichiro - - 2011
The present report describes a technique of simultaneous confluent balloon inflation in cases in which conventional subintimal angioplasty failed. Eight patients with peripheral vascular occlusive disease (n = 4 each with iliac arterial lesions and superficial femoral arterial lesions) of clinical category 3-5 received treatment with the confluent two-balloon technique. ...
Mendoza Vinia - - 2011
Pulmonary embolism (PE) is common and the majority of patients survive the acute event. Survivors are at increased risk for adverse outcomes, including persistent thrombi, recurrent embolism, chronic thromboembolic pulmonary hypertension (CTEPH), and death. Anticoagulation protects against recurrence, which has a high mortality rate. The recommended duration of anticoagulation for ...
Kagaya H - - 2011
AIM:The aim of this paper was to evaluate our single-center experience of the management of splenic artery aneurysm (SAA), with particular attention to the long-term results of endovascular treatment. METHODS: Thirty-eight patients with the diagnosis of SAA at the Tokyo University Hospital during the past 23 years were retrospectively reviewed. ...
Anzuini Angelo - - 2011
This case highlights the importance of intra-aortic balloon pump (IABP) during carotid artery stenting (CAS) in patients with severe aortic stenosis. We report the case of a patient with severe carotid artery disease and aortic stenosis who first underwent CAS using IABP and subsequently underwent aortic valve replacement. We conclude ...
Mendiz Oscar A - - 2011
We report our experience using transradial access (TRA) for carotid artery stenting (CAS). Eighty-eight patients underwent CAS using a nonfemoral approach, 79 of them by TRA. Carotid artery stenting was performed using standard techniques with a long hydrophilic sheath. Mean age was 69.5 years. A total of 46 patients were ...
Layangool Thanarat - - 2011
To report 2 cases of severe combined aortic and pulmonic valvular stenosis. To find patients with a diagnosis of severe combined aortic and pulmonic valvular stenosis, the authors searched in the patient profile at the cardiology unit, Queen Sirikit National Institute of Child Health (QSNICH) from 1995 to 2010. There ...
Fanelli Fabrizio - - 2011
Abstract Purpose: To report an initial experience of superficial femoral artery (SFA) recanalization performed with a dual femoral-popliteal approach in the supine patient. Methods: From May 2008 to April 2010, 26 patients (16 men; mean age 68±6.3 years) with intermittent claudication and chronic SFA occlusion (mean length 97.4±3.8 mm, range 35-220) underwent ...
Vogt Ferdinand - - 2011
Objective: The use of homografts for aortic valve replacement (AVR) is an alternative to mechanical or biological valve prostheses, especially in younger patients. This retrospective comparative study evaluated our single-center long-term results, with a focus on the different origins of the homografts.Methods: Since 1992, 366 adult patients have undergone AVR ...
Sagić Dragan - - 2011
Combined endovascular interventions on carotid and coronary arteries are rare. Stenting of the unprotected coronary left main stem is a high risk procedure. We presented hemodynamically unstable patient with combined carotid artery and left main stem coronary artery stenting. A 78-year-old female patient was admitted to our institution for right ...
Patel Nishant D - - 2011
Loeys-Dietz syndrome (LDS) is a recently recognized aggressive aortic disorder characterized by root aneurysm, arterial tortuosity, hypertelorism, and bifid uvula or cleft palate. The results of prophylactic root replacement using valve-sparing procedures (valve-sparing root replacement [VSRR]) in patients with LDS is not known. We reviewed all patients with clinical and ...
Yahia Salim Ben - - 2011
Purpose: To report 2 cases of branch retinal artery occlusion (BRAO) associated with Behçet disease (BD). Design: Small case series. Methods: Review of two patients' charts, fluorescein angiography, and optical coherence tomography (OCT). Results: The authors report two young patients, diagnosed with BD, who developed decreased vision secondary to BRAO ...
Brilakis Emmanouil S - - 2011
This study examined a large registry to determine the frequency, predictors, and outcomes of native coronary artery versus bypass graft percutaneous coronary intervention (PCI) in patients with prior coronary artery bypass graft surgery (CABG). The PCI target vessel and corresponding outcomes in prior CABG patients are poorly studied. We analyzed ...
Hongo Norio - - 2011
A patient who had previously undergone retrosternal gastric tube reconstruction for esophageal cancer presented with an aortic arch aneurysm. The patient was treated with endovascular stent-graft placement without median sternotomy, followed by revascularization of the brachiocephalic trunk using percutaneous in situ graft fenestration. A 9-month follow-up examination revealed marked regression ...
Yavuz Sadan - - 2011
Purpose: We present the case of a patient who developed an aortoesophageal fistula (AEF) 4 years after thoracic endovascular aortic repair (TEVAR) of a descending thoracic aortic aneurysm rupture.Case Report: A 60-year-old female patient underwent emergency stent graft placement in December 2006 because of rupture of a distal descending aortic ...
Piffaretti G - - 2011
The purpose of this study was to review the outcomes of endovascular treatment and open repair of visceral artery aneurysms, and to compare their results. Between January 1995 and January 2009, 42 patients (22 males) underwent surgical or endovascular treatment for visceral artery aneurysms. Mean age was 60 ± 13 ...
Barua A - - 2011
Hereditary hemorrhagic telangiectasia (HHT, Osler-Weber-Rendu syndrome) is an autosomal dominant condition which usually presents with recurrent epistaxis, due to the presence of mucocutaneous telangiectasia, and circulatory arteriovenous malformations (pulmonary, hepatic, cerebral and spinal). We present a patient with HHT and coronary artery disease, who underwent coronary artery bypass grafting with ...
McCaulley Jill A - - 2011
: Cerebral venous thrombosis is a rare entity in pregnancy and the postpartum period, with an incidence of 1:10,000 to 1:25,000. : A 19-year-old woman, gravida 1, para 1, presented to the emergency department on postpartum day 7, having experienced seizures. Severe preeclampsia had been diagnosed during the antepartum period. ...
Engoren Milo - - 2011
The use of ketorolac, a potent cyclooxygenase-1 inhibitor, for analgesia after cardiac operations has been limited by concerns of increased cardiovascular events. However, a recent study found that its use after coronary artery bypass grafting was associated with improved survival. This was a retrospective study of patients who received coronary ...
Goitein Orly - - 2011
Coronary computed tomography angiography (CCTA) is an established modality for ruling out coronary artery disease. However, it has been suggested that CCTA may be a source of non-negligible radiation exposure. To evaluate the potential degradation in coronary image quality when using prospective gated (PG) CCTA as compared with retrospective gated ...
Sfyroeras Giorgos S - - 2011
High grade stenoses of both the innominate (IA) or common carotid artery (CCA) and the carotid bifurcation are rare and represent a therapeutic dilemma for the treating physician. A hybrid procedure with concomitant carotid endarterectomy (CEA) and retrograde angioplasty has been proposed as a less invasive treatment option. The aim ...
Chughtai Haroon L - - 2011
One of the most common complications of endovascular aneurysm repair (EVAR) is type 2 endoleak. We describe a patient who presented with a recurrent endoleak despite initial intervention and was successfully treated with coil embolization of the inferior mesenteric artery (IMA). A 63-year-old Caucasian male was found to have a ...
Velissaris I - - 2011
The optimal management of the patients requiring cardiac surgery with simultaneous severe carotid disease remains controversial. The traditional approach involves staged or combined carotid endarterectomy and cardiac surgery. This study evaluated the feasibility and safety of angioplasty and stenting for the treatment of carotid stenoses combined with cardiac operations in ...
Santana Orlando - - 2011
Objective: We retrospectively evaluated the results of an edge-to-edge repair (Alfieri stitch) of the mitral valve performed via a transaortic approach in patients who were undergoing minimally invasive aortic valve replacement.Methods: From January 2010 to September 2010, 6 patients underwent minimally invasive edge-to-edge repair of the mitral valve via a ...
Kwak Jae Hyuk - - 2011
Cerebral arterial dissections are recognized as a common cause of stroke. However, few studies have reported on the distribution of cerebral arterial dissection and angiographic pattern related to the presenting clinical symptom pattern. We analyzed the distribution of cerebral artery dissection along with angiographic and clinical presenting a pattern as ...
Ju Min Ho - - 2011
Postoperative coronary arterial spasm is a rare but potentially fatal complication. A 51-year-old male patient with a history of a reactive ergonovine stress test coronary angiogram developed refractory coronary artery spasm after undergoing minimally invasive direct coronary artery bypass grafting of the left anterior descending coronary artery. The patient was ...
Kim Woo Shin - - 2011
Paravalvular abscess is a serious complication of infective endocarditis. The aortic valve and its adjacent ring are more susceptible to abscess formation and paravalvular extension than the mitral valve. A 15-years old patient with bicuspid aortic valve presented with staphylococcal tricuspid valve endocarditis complicated by para-aortic abscess that ruptured into ...
Decker Ilka - - 2011
Iron homeostasis influences the development of pulmonary arterial hypertension (PAH) associated with hypoxia or hematologic disorders. To investigate whether severity of idiopathic PAH (IPAH) is impacted by alterations in iron metabolism, we assessed iron metabolic markers, including levels of zinc-protoporphyrin (Zn-pp), transferrin receptor, and red blood cell numbers and morphology ...
Lopes Ricardo - - 2011
Congenital subaortic stenosis (SAS) has a high recurrence rate after surgical correction. Aortic valve disease frequently coexists with SAS, being its occurrence and progression unpredictable. We aimed to assess predictors of SAS recurrence and aortic valve disease occurrence and progression. Retrospective analysis of 51 patients with SAS followed in a ...
Gotzmann Michael - - 2011
BACKGROUND: Low-flow, low-gradient aortic stenosis is associated with relevant postoperative mortality whereas conservative management results in dismal prognosis. We present the initial experience of low-flow, low-gradient aortic stenosis treated with transcatheter aortic valve implantation (TAVI). METHODS: From June 2008 to December 2010 167 consecutive patients with native severe aortic stenosis ...
Laird John R - - 2011
OBJECTIVE: To evaluate the procedural safety and filter efficiency of Lumen Biomedical FiberNet® embolic protection system in conjunction with primary stenting of ostial atherosclerotic renal artery lesions. BACKGROUND: There is limited data regarding the utility of distal embolic protection devices in renal artery angioplasty and stenting. METHODS: Patients with angiographically ...
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