Search Results
Results 51 - 100 of 2524
1 2 3 4 5 6 7 8 9 10 >
Matsuno Yukihiro Y Department of Cardiovascular Surgery, Gifu Prefectural General Medical Center, Gifu City, Japan - - 2014
Mitral valve replacement with preservation of the mitral leaflets and subvalvular apparatus is considered to maintain left ventricular geometry and function and reduce the risk of myocardial rupture. However, the routine use of this technique may lead to early complications such as left ventricular outflow tract obstruction and even mitral ...
Han Yaling Y General Hospital of Shenyang Military Region, Shenyang, China. Electronic address: - - 2014
The aim of this study was to investigate the hypothesis that a novel biodegradable polymer-coated, cobalt-chromium (CoCr), sirolimus-eluting stent (BP-SES) is noninferior in safety and efficacy outcomes compared with a durable polymer (DP)-SES. No randomized trials have the compared safety and efficacy of BP-SES versus DP-SES on similar CoCr platforms, thereby isolating ...
García Del Blanco Bruno B Junta Directiva, Sección de Hemodinámica y Cardiología Intervencionista, Sociedad Española de Cardiología, Madrid, Spain. Electronic address: - - 2014
The Working Group on Cardiac Catheterization and Interventional Cardiology presents its yearly report on the data from the registry of the activity in Spain corresponding to 2013. The centers introduce their data online voluntarily and the information is analyzed by the Steering Committee of the Working Group on Cardiac Catheterization. ...
Hartog Nicholas L - - 2014
Hospitalists are frequently consulted on postoperative patients with hypotension. Postoperative hypotension is common and can be due to variety of causes. Systolic anterior motion of the mitral valve leading to left ventricular outflow tract obstruction is a rare cause of postoperative hypotension and can occur without prior structural heart disease. ...
Tissandier Côme C Pediatric Inserm Clinical Investigation Center 501, Clermont-Ferrand, France; - - 2014
We describe a case of recurrent Kawasaki disease (KD) in a non-Asian 6-year-old boy who had been diagnosed with typical KD without cardiac involvement at age 3 years. He was admitted to the PICU 3 years later for heart failure, hypotension, and deterioration of his general condition. Ultrasonography revealed left ...
Perri Ludovica L I Clinica Medica, Sapienza University, Rome, - - 2014
Atrial fibrillation is associated with multiple atherosclerotic risk factors and predisposes to cardiovascular events (CVE). Endothelial dysfunction is associated with atherosclerosis and independently predicts CVE. The aim of the study was to evaluate the association between endothelial dysfunction, as assessed by flow-mediated dilation (FMD), and CVE in AF patients. We ...
Naganuma Toru T Interventional Cardiology Unit, San Raffaele Scientific Institute, Milan, - - 2014
Aims: To report clinical outcomes in patients treated with drug-eluting balloon (DEB) versus second-generation drug-eluting stent (DES) for in-stent restenosis (ISR) involving a bifurcation lesion. Methods and results: Between February 2007 and November 2012, 167 bifurcation restenoses in 158 patients were treated with either DEB (n=73) or second-generation DES (n=85). ...
Tsuchida Keiichi K Department of Cardiology, Niigata City General Hospital, Shumoku 463-7, Chuo-ku, Niigata, 950-1197, Japan, - - 2014
Data of long-term efficacy and safety including bleeding risk associated with antithrombotic regimens after primary percutaneous coronary intervention (PCI) using first-generation drug-eluting stent (1st DES) are scarce. Consecutive 422 patients with ST-elevation myocardial infarction (STEMI) underwent primary PCI with DES (285 patients), bare metal stent (BMS, 58 patients) or balloon ...
Petersen John W JW Division of Cardiovascular Medicine, University of Florida, 1600 SW Archer Road, PO Box 100277, Gainesville, FL - - 2014
Many patients with angina and signs of myocardial ischemia on stress testing have no significant obstructive epicardial coronary disease. There are many potential coronary and non-coronary mechanisms for ischemia without obstructive epicardial coronary disease, and prominent among these is coronary microvascular and/or endothelial dysfunction. Patients with coronary microvascular and/or endothelial ...
Park Kwang-Yeol - - 2014
ABSTRACT Objectives. We attempted to determine the propensity for sidedness of cardiogenic emboli associated with atrial fibrillation (AF) by comparing the sides on which microembolic signals (MES) were detected via transcranial Doppler (TCD) monitoring and the location of infarcts on MRI. Design. Patients with AF on Holter monitoring and MES ...
Machado Lucia R - - 2014
Left atrium enlargement has been associated with cardiac events in patients with mitral regurgitation (MR). Left atrium reverse remodeling (LARR) occur after surgical correction of MR, but the preoperative predictors of this phenomenon are not well known. It is therefore important to identify preoperative predictors for postoperative LARR. We enrolled ...
Kurihara Yasushi Y Department of Obstetrics and Gynecology, Osaka City University Graduate School of Medicine, Osaka, - - 2014
We aimed to construct reference ranges for time intervals of each component of cardiac flow velocity waveforms in normal fetuses, comparing those variables between right and left ventricles. In 359 fetuses at the gestational age of 17-38 weeks, the durations of atrioventricular (AV) valve opening (AVVO), AV valve closure (AVVC), ...
Bakirci Eftal Murat EM Department of Cardiology, Faculty of Medicine, Erzincan University, Erzincan, Turkey - - 2014
We aimed to evaluate the relation among epicardial adipose tissue (EAT) thickness, angiographic presence of thrombus, and the no-reflow in the patients with non-ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention. The study population consisted of 229 patients. The EAT thickness and neutrophil to lymphocyte ratio (NLR) were significantly ...
Bruning Rebecca S RS Department of Cellular and Integrative Physiology, Indiana University School of Medicine, Indianapolis, IN - - 2014
Every 34 seconds an American experiences a myocardial infarction or cardiac death. Approximately 80% of these coronary artery disease (CAD)-related deaths are attributable to modifiable behaviors, such as a lack of physical exercise training (ET). Regular ET decreases CAD morbidity and mortality through systemic and cardiac-specific adaptations. ET increases myocardial ...
Zhang Bu-Chun BC Department of Cardiology, The Affiliated Hospital of Xuzhou Medical College, Jiangsu 221002, - - 2014
The relative safety and efficacy of drug-eluting stents (DES) versus bare metal stents (BMS) in patients with calcified coronary lesions is still debated. To evaluate clinical outcome of DES versus BMS in patients with calcified coronary lesions using a meta-analysis of the current literature. We performed a systematic literature search ...
Arif Salech S 2nd Department of Interventional Cardiology, University Hospital, Krakow, Poland. - - 2014
Carotid artery stenting (CAS) has become an alternative for carotid endarterectomy in the treatment of carotid arteries atherosclerosis due to limited injury and comparable periprocedural risk. The impact of coronary artery disease (CAD) on long term follow-up after CAS needs reconsidering due to the intensification of aggressive pharmacotherapy in CAD ...
Chen Heidi I HI Department of Biological Sciences, Stanford University, Stanford, CA 94305, - - 2014
Identifying coronary artery progenitors and their developmental pathways could inspire novel regenerative treatments for heart disease. Multiple sources of coronary vessels have been proposed, including the sinus venosus (SV), endocardium and proepicardium, but their relative contributions to the coronary circulation and the molecular mechanisms regulating their development are poorly understood. ...
Mitropoulos Fotios F Department of Paediatric and Congenital Cardiac Surgery, Onassis Cardiac Surgery Centre, Athens, - - 2014
Cardiac myxoma is the most common primary cardiac tumour in adulthood and may present in the context of Carney's complex. A 32-year-old male with a history of repaired tetralogy of Fallot in childhood was admitted with severe pulmonary valve regurgitation and a mobile mass in the right ventricle. The patient ...
Uthamalingam Shanmugam S Division of Cardiology, Baystate Medical Center, Springfield, MA, United States. Electronic address: - - 2014
Octogenarians have been under-represented in percutaneous coronary intervention (PCI) trials, thus making difficult to choose the best type of stent in this patient population. We compared the outcomes of drug eluting (DES) and bare metal stent (BMS) at one year after implantation in this special population. A total of 320 ...
Hwang Sung Ho SH Department of Radiology, Korea University Medical Center, Seoul, Republic of - - 2014
By using late gadolinium enhancement cardiac magnetic resonance (LGE-CMR) imaging, we compared left atrial late gadolinium enhancement (LA-LGE) quantification methods based on different references to characterize the left atrial wall in patients with atrial fibrillation (AF). Thirty-eight patients who underwent three-dimensional LGE-CMR imaging before catheter ablation for AF were classified ...
Wada N N Department of Obstetrics and Gynecology, Osaka City University Graduate School of - - 2014
To investigate time intervals of the ductus venosus (DV) flow velocity waveform (FVW) and those of cardiac cycle which correspond with each DV-FVW component in fetuses complicated with intrauterine growth restriction (IUGR) due to placental insufficiency. Time intervals for systolic (S) and diastolic (D) components were measured in DV-FVW as ...
Katsanos Spyridon S Department of Cardiology, Leiden University Medical Centre, Leiden, - - 2014
Objectives: To determine the implications of stable coverage of the coronary ostia by the Edwards SAPIEN valve frame in terms of myocardial ischemia and subsequent percutaneous coronary intervention (PCI), following transcatheter aortic valve implantation (TAVI). Background: Edwards SAPIEN frame is frequently deployed relatively higher than recommended and may overlap the ...
Debonnaire Philippe P Department of Cardiology, Leiden University Medical Centre, Albinusdreef 2, 2333 ZA Leiden, the Netherlands Department of Cardiology, Sint-Jan Hospital Bruges, Bruges, - - 2014
Recently, it has been hypothesized that mitral leaflet remodelling may play a role in the pathophysiology of functional mitral regurgitation (FMR). We investigated the characteristics, determinants, and relation of mitral leaflet remodelling to FMR severity. Three-dimensional transoesophageal echocardiographic data of the mitral valve (MV) were studied in 30 patients with ...
Kishi Satoru S Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Blalock 524, 600 N. Wolfe Street, Baltimore, MD 21287, - - 2014
The aim of this study was to investigate the association of left ventricular mass (LVM) with coronary atherosclerosis and myocardial infarction (MI). Patients (n = 338) underwent 320 × 0.5 mm detector row coronary computed tomography (CT) angiography, invasive coronary angiography (ICA), and single-photon emission CT (SPECT) myocardial perfusion imaging. ...
Borioni Raoul R aDepartment of Vascular Surgery, Aurelia Hospital bDepartment of Cardiovascular Sciences, European Hospital, Rome, - - 2014
Current guidelines do not recommend routine coronary evaluation preceding abdominal aortic aneurysms (AAA) repair in low-risk patients. The purpose of the present study is to report the incidence of coronary lesions in candidates for AAA repair with a Revised Cardiac Risk (Lee) Index (RCRI) < 2, which are usually excluded from preoperative ...
Tadwalkar Rigved V RV UCLA Medical Center, 100 Medical Plaza, Suite 630, Los Angeles, CA 90095 USA. - - 2014
Cardiac allograft vasculopathy (CAV) is an immunologically-mediated phenomenon that occurs in up to 50% of patients surviving to 10 years post orthotopic heart transplant (OHT). While the pediatric subgroup of OHT recipients has a lower overall prevalence of CAV, prognosis is poor after development, with a 24% mortality within 2 ...
Ji Qingwei - - 2014
BackgroundRecent evidence demonstrated that the circulating adipokines were associated with the onset of acute coronary syndrome (ACS) including unstable angina pectoris (UAP) and acute myocardial infarction (AMI). As a novel adipokine, chemerin has been related to atherosclerosis and the presence of coronary artery disease. However, the plasma levels of chemerin ...
Sohn Gwan Hyeop GH 0000-0003-1941-007X Division of Cardiology, Department of Medicine, Gangneung Asan Hospital, University of Ulsan College of Medicine, Gangneung, - - 2014
We aimed to investigate that complete revascularization (CR) would be associated with a decreased mortality in patients with multivessel disease (MVD) and reduced left ventricular ejection fraction (LVEF). We enrolled a total of 263 patients with MVD and LVEF <50% who had undergone percutaneous coronary intervention with drug-eluting stent between ...
Nappi Francesco F Centre Cardiologique du Nord St. Denis, - - 2014
The long-term outcomes of undersizing annuloplasty for the treatment of ischemic mitral regurgitation (IMR) is affected by the progressive dilation of the annulus, which carries increased risk for ring disinsertion. Reasons underlying this phenomenon might be found in the excess of physical stress on the annuloplasty sutures during the ventricular ...
Galli Elena E Service de Cardiologie, Centre Hospitalier Universitaire de Rennes, Laboratiore Traitement du Signal et de l'Image, Institut National de la Santé et de la Recherche Médicale U 1099, Université Rennes 1, Rennes, - - 2014
The assessment of myocardial function in the context of valvular heart disease remains highly challenging. The myocardium deforms simultaneously in 3 dimensions, and global left ventricular (LV) function parameters such as volume and ejection fraction may remain compensated despite the changes in myocardial deformation properties. Current guidelines recommend valve replacement/repair ...
Huber Kurt K 3rd Medical Department, Cardiology and Intensive Care Unit, Wilhelminen Hospital, Vienna, - - 2014
Mortality and morbidity in acute coronary syndromes (ACSs), caused principally by plaque erosion or rupture leading to thrombus formation and myocardial ischemia, have been reduced by a combination of antithrombotic agents (antiplatelet drugs and anticoagulants) and early revascularization. Aspirin is the foundation antiplatelet agent. New P2Y12 receptor inhibitors (prasugrel and ...
Smit Yolba Y Independent Researcher, Leuth, The - - 2014
To compare the effectiveness of percutaneous coronary intervention (PCI) and coronary artery bypass grafting (CABG) in patients with coronary artery disease. MEDLINE, Embase, and Cochrane Central were searched, and randomized controlled trials were included. Outcomes were assessed at maximum available follow-up. This meta-analysis includes 31 trials with 15,004 patients. As ...
Grundeken Maik J - - 2014
To improve clinical outcomes after percutaneous coronary interventions of coronary bifurcation lesions, the Tryton Side Branch Stent™ (Tryton Medical, Durham) was developed. Registry studies evaluating the Tryton stent has shown promisingclinical results and the stent is currently compared with the provisional single stent strategy in a randomized trial. However, clinical ...
Su Li-Shuo LS Department of Cardiology,First Teaching Hospital of Tianjin University of TCM,Tianjin - - 2014
Animal models of coronary microcirculation dysfunction are useful in research on the pathology of coronary microcirculation dysfunction and its intervention mechanisms. Currently,such animal modes are prepared mainly by mechanical obstruction and chemical damage form coronary microembolization or microthrombosis. This paper summarizes the currently available preparation techniques and compared their advantages ...
Kim Hyun Kuk HK The Heart Center, Chonnam National University Hospital, Gwangju, - - 2014
The Korea Acute Myocardial Infarction Registry (KAMIR) was the first nationwide registry data collection designed to track outcomes of patients with acute myocardial infarction (AMI). These studies reflect the current therapeutic approaches and management for AMI in Korea. The results of KAMIR could help clinicians to predict the prognosis of ...
Petzoldt Martin M Department of Anesthesiology, Center of Anesthesiology and Intensive Care Medicine, University Medical Center Hamburg-Eppendorf, Martinistrasse 52, 20246, Hamburg, Germany, - - 2014
This prospective single-center study aimed to determine the responsiveness and diagnostic performance of continuous cardiac output (CCO) monitors based on pulse contour analysis compared with invasive mean arterial pressure (MAP) during predefined periods of acute circulatory deterioration in patients undergoing transcatheter aortic valve implantation (TAVI). The ability of calibrated (CCOCAL) ...
Dermengiu Dan D From the *Department of Legal Medicine and Bioethics, Carol Davila University of Medicine and Pharmacy; †Department of Forensic Pathology, National Institute of Legal Medicine; Departments of ‡Anatomy and §Pathology, Carol Davila University of Medicine and Pharmacy; and ∥Department of Pathology, National Institute of Legal Medicine, Bucharest, - - 2014
Coronary vasculitis is a group of conditions occurring either independently or associated with another diseases characterized by an inflammation of the blood vessel's wall and subsequent fibrinoid necrosis, occlusion, stenosis, or aneurismal dilatations. Coronary vasculitis leading to sudden cardiac death has rarely been described in the scientific literature.We present the ...
Mauri Lucia L Service de Cardiologie Pédiatrique et Congénitale, CHU Timone Enfants, Marseille, - - 2014
We report the case of a 78-year-old woman with severe aortic valve stenosis that was successfully treated with transcatheter aortic valve implantation, with initial good hemodynamic results and clinical improvement of the patient. After 3 weeks, her clinical condition worsened, with progressive heart failure. Transthoracic echocardiography revealed an iatrogenic large ...
den Dekker Martijn A M MA From the Department of Radiology, Center for Medical Imaging-North East Netherlands, Department of Cardiology, and Department of Epidemiology, University of Groningen, University Medical Center Groningen, Groningen, The - - 2014
We assessed the association between corrected contrast opacification (CCO) based on coronary computed tomography angiography (cCTA) and inducible ischemia by adenosine perfusion magnetic resonance imaging (APMR). Sixty cardiac asymptomatic patients with extra-cardiac arterial disease (mean age 64.4±7.7 years; 78% male) underwent cCTA and APMR. Luminal CT attenuation values (Hounsfield Units) ...
Huang Hsien-Hao HH Department of Emergency Medicine, Taipei Veterans General Hospital, Taipei, Taiwan; Department of Emergency Medicine, National Yang-Ming University School of Medicine, Taipei, Taiwan; Institute of Clinical Medicine, National Yang-Ming University School of Medicine, Taipei, - - 2014
Both apoptosis and necrosis contribute to cell death after myocardial ischemia and reperfusion. We previously reported that brief left ventricular pressure overload (LVPO) decreased myocardial infarct (MI) size. In this study, we investigated whether brief pressure overload reduces apoptosis and the mechanisms involved. MI was induced by a 40-min occlusion ...
Pokorny S S Department of Cardiovascular Surgery, School of Medicine, Christian-Albrechts-University of Kiel, Arnold-Heller-Str. 3, 24105, Kiel, Germany, - - 2014
The aim of this study was the quantification of the apical fixation forces of mitral valved stents for the first time. A test set-up was developed to measure the forces acting on the apical fixation of mitral valved stents. Twenty pigs received a self-expanding valved stent in the mitral position ...
Vianello Fabrizio F Department of Medicine DIMED, University Hospital, Padua, - - 2014
Myeloproliferative neoplasms are most commonly associated with venous thrombosis. Up to 60% of patients experience a thrombotic event in their lifetimes, including stroke or myocardial infarction. It is unclear whether pathogenetic factors linking essential thrombocythaemia (ET) and polycythaemia vera (PV) to thrombotic complications do play a role in the risk ...
Xu Ying Y aDepartment of Cardiology, Haimen People's Hospital, Haimen bDepartment of Cardiology, Affiliated Hospital of Nantong University cDepartment of Cardiology, Haian People's Hospital and Affiliated Haian Hospital of Nantong University, Nantong, - - 2014
There is accumulating evidence that inflammation plays a major role in the development of the slow coronary flow (SCF) phenomenon. YKL-40 has been suggested to be a potential biomarker of inflammation. In this study, we aimed to study YKL-40 as it relates to SCF. Patients who underwent coronary angiography before ...
Regueiro Ander A Servicio de Cardiología, Hospital Clínic, IDIBAPS, Barcelona, - - 2014
The use of second-generation drug-eluting stents compared with bare-metal stents in patients with ST-segment elevation myocardial infarction reduces the rate of major adverse cardiac events. We aimed to evaluate the impact of sex on the performance of everolimus-eluting stents vs bare-metal stents in ST-segment elevation myocardial infarction at 2-year follow-up. ...
Costa Ricardo A RA Department of Invasive Cardiology, Institute Dante Pazzanese of Cardiology, São Paulo, Brazil; Cardiovascular Research Center, São Paulo, Brazil. Electronic address: - - 2014
Large thrombus burden negatively affects the results of percutaneous coronary intervention (PCI) for acute ST-segment elevation myocardial infarction (STEMI). We investigated the impact of thrombus burden in patients with STEMI undergoing primary PCI with the mesh-covered MGuard stent (InspireMD Ltd., Tel Aviv, Israel) versus a control bare-metal or drug-eluting stent. ...
Juhl-Olsen P P Department of Anaesthesiology and Intensive Care, Aarhus University Hospital, Aarhus, Denmark; Department of Clinical Medicine, Aarhus University, Aarhus, - - 2014
Left ventricular hypertrophy is associated with adverse outcomes, including death, during cardiac surgery. This may be facilitated by an increased oxygen demand and diastolic dysfunction. Levosimendan augments haemodynamics without further oxygen consumption and improves echocardiographic indices of diastolic dysfunction. This study aimed to describe the haemodynamic effects of short-term pre- ...
Gaibazzi Nicola - - 2014
To test the hypothesis that a semi-quantitative echocardiographic calcium score (eCS) significantly correlates with cardiac calcium measured by coronary computed tomography angiography (CCTA) and, secondarily, severe coronary artery calcifications and stenosis. This is a retrospective, observational study, conducted in a tertiary centre. eCS was compared with CCTA scores of non-coronary ...
Indolfi Ciro C Division of Cardiology, Department of Medical and Surgical Sciences, Magna Graecia University, Catanzaro, Italy; URT-CNR, Magna Graecia University, Catanzaro, Italy. Electronic address: - - 2014
Adenosine administration is currently required for evaluation of stenosis severity with fractional flow reserve (FFR). The instantaneous wave-free ratio (iFR) was recently introduced as an adenosine-free alternative in patients with stable CAD. The aim of the present study was to replicate the findings of previous iFR studies using an independent ...
Kalra Kanika K Structural Heart Disease Research and Innovation Laboratory, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University, Atlanta, - - 2014
Regional subpapillary myocardial hypokinesis may impair lateral reduction in the interpapillary muscle distance (IPMD) from diastole to systole, and adversely affect mitral valve geometry and tethering. The goal of this study was to investigate the impact of impaired lateral shortening in the interpapillary muscle distance on mitral valve geometry and ...
Cuculi Florim F Oxford Heart Centre, Oxford University Hospitals, Oxford, United Kingdom; Department of Cardiology, Luzerner Kantonsspital, Luzern, - - 2014
Invasive assessment of coronary physiology (IACP) offers important prognostic insights in ST-segment elevation myocardial infarction (STEMI) but the dynamics of coronary recovery are poorly understood. This study sought to examine the evolution of coronary flow reserve (CFR), index of microcirculatory resistance (IMR), ratio of distal coronary pressure (Pd) to mean ...
1 2 3 4 5 6 7 8 9 10 >