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Guha Pradipta P Department of Cardiology, G.B.Pant Hospital, New - - 2011
Lung malignancy invading the left atrium is rarely seen. We present a patient with a fast growing symptomatic lung mass. Electrocardiogram showed persistent coving ST elevation with no biomarker change. Transthoracic echocardiography showed a large left atrial mass attached to the free walls and extended into its appendage. An apparent ...
Luckie Matthew - - 2011
Systolic obstruction of the left ventricular outflow tract, either at rest or during provocation, is a frequent finding in patients with hypertrophic cardiomyopathy. Mid-cavity obstruction is uncommon, and intraventricular diastolic pressure gradients in association with either mid-cavity of apical hypertrophy are reported only rarely. We describe a patient with hypertrophic ...
Oyama-Manabe Noriko N Department of Diagnostic and Interventional Radiology, Hokkaido University Hospital, kita-ku, Sapporo, - - 2011
Non-coronary incidental findings are not rare. Kirsch et al found 67% non-coronary abnormalities with coronary computed tomography angiography (CCTA). Radiologists are expected to identify the extracoronary, intra- and para-cardiac anatomical structures and distinguish them from pathologic processes in CCTA. We have reviewed 2000 CCTA studies done at our institution with ...
Sardar Muhammad Rizwan - - 2011
First described in Japan, takotsubo cardiomyopathy is increasingly becoming recognized worldwide as a cause of sudden and reversible diminished left ventricular function characterized by left apical ballooning and hyperkinesis of the basal segments, often with symptoms mimicking a myocardial infarction. Associated with physical or emotional stress, its exact pathogenesis has ...
Aziz Emad F - - 2011
Hyperkalemia affects the myocardial tissue producing electrocardiographic abnormalities, such as prolongation of the P-R interval, tall peaked T waves, a reduction in the amplitude and an increase in the duration of P wave, and atrial and ventricular arrhythmias, including variable degree heart blocks. Elderly patients are particularly predisposed to developing ...
Feldman James A - - 2011
Misclassification of the electrocardiogram (ECG) contributes to treatment errors in patients with acute coronary syndrome. We hypothesized that cardiology ECG review could reduce these errors. The purpose of this study is to examine the effects of real-time cardiology ECG review in patients evaluated for acute coronary syndrome. A prospective observational ...
Wiisanen Matthew E ME Division of Cardiovascular Medicine, Gill Heart Institute, University of Kentucky, 900 South Limestone Street, Lexington, KY 40536-0200, - - 2010
We sought to review the published data and perform a meta-analysis to reach robust conclusions in the comparison between bare-metal stents (BMS) and drug-eluting stents (DES) in saphenous vein graft (SVG) percutaneous coronary interventions (PCIs). Drug-eluting stents are superior to BMS in reducing major adverse cardiac events (MACE) after PCI ...
Giusca Sorin - - 2011
We aimed to assess the clinical role of a basic handheld echocardiographic device (HHE) used during cardiology training in evaluating different functional and morphological elements of the heart. 56 consecutive patients (pts), 26 women, mean age 60.0 ± 11.9 years admitted in our Cardiology Department had an echocardiogram performed by ...
Ogata Nobuhiko - - 2011
Radiocontrast-induced nephropathy (CIN) is one of the most serious complications of percutaneous coronary interventions (PCI). The prevention of PCI-related CIN for chronic kidney disease (CKD) patients has not been established yet. The intravascular ultrasound (IVUS) is commonly used as an imaging device during PCI. We performed IVUS-guided PCI while only ...
Díaz José F - - 2010
Each year the Spanish Society of Cardiology Working Group on Cardiac Catheterization and Interventional Cardiology reports on the data collected by the national registry of procedures performed. This report covers 2009. It contains information on the implementation of interventional cardiology across Spain and enables comparisons to be made with other ...
Marek Grzegorz - - 2010
Using scanning electron microscopy we analyzed thrombotic material removed from coronary bypass grafts in a 57-year-old woman with multilevel atherosclerosis presenting with acute myocardial infarction (AMI). A white thrombotic material removed from the marginal branch bypass that contained large amounts of activated platelets displaying pseudopodia clearly visible at a higher ...
Duffy Jodie Y JY Division of Cardiothoracic Surgery, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio 45229, - - 2011
Fetal cardiac surgery might improve the prognosis of certain complex congenital heart defects that have significant associated mortality and morbidity in utero or after birth. An important step in translating fetal cardiac surgery is identifying potential mechanisms leading to myocardial dysfunction after bypass. The hypothesis was that fetal cardiac bypass ...
Schulmeyer Cabrera C Fach Hospital, Universidad de Valparaíso, Santiago, Chile. - - 2010
Severe and refractory hypotension is an infrequent perioperative situation during non-cardiac surgery, but determining its etiology is essential for successful management and therapy. Adults undergoing non-cardiac surgery were prospectively enrolled in this study. Severe hypotension was defined as a drop from 30% of baseline systolic arterial pressure unresponsive to adequate ...
Hong D M - - 2010
In several recent clinical trials on cardiac surgery patients, remote ischaemic preconditioning (RIPC) showed a powerful myocardial protective effect. However the effect of RIPC has not been studied in patients undergoing off-pump coronary artery bypass graft surgery. We evaluated whether RIPC could induce myocardial protection in off-pump coronary artery bypass ...
Genereux Philippe - - 2010
Chronic total occlusion (CTO) represents one of the most challenging lesion subsets faced by the interventional cardiologist. CTO is a common problem, being present in more than 30% of patients undergoing coronary angiography. Over the past 10 years, the success rate of recanalization has increased from approximately 50-85%. Developments in ...
Maudens G G Dienst Cardiologie, Universitair Ziekenhuis Gent, Gent, Belgium. - - 2010
Hypothyroidism is a rare metabolic cause of dilated cardiomyopathy that responds to substitution therapy. We report on a young woman who presented with torsades de pointes, severe heart failure and multiple organ failure due to longstanding untreated hypothyroidism. Administration of appropriate substitution therapy was followed by a cessation of ventricular ...
Jo Hyong Rae - - 2010
During coronary anastomosis in off-pump coronary artery bypass surgery (OPCAB), hemodynamic alternations can be induced by impaired diastolic function of the right ventricle. This study was designed to examine the effect of milrinone on right ventricular function and early outcomes in patients undergoing OPCAB. Forty patients undergoing OPCAB were randomly ...
Quigley Robert L - - 2010
For some cardiac surgeons, operating on the beating heart is the preferred method of coronary revascularization. In an effort to minimize manipulation of the aorta, we have used, in addition to an internal mammary artery (IMA) graft to the left anterior descending (LAD) coronary artery, a sequential reversed saphenous vein ...
Tsai Chien-Sung - - 2010
Thrombomodulin (TM) mediates blood coagulation and inflammation and is expressed constitutively on resting monocytes. This expression might be a key regulator of monocyte-related inflammation. Conventional cardiopulmonary bypass (CPB), beating-heart CPB, and off-pump techniques have been used widely in cardiac surgery. Although beating-heart CPB and off-pump techniques have reduced postoperative inflammation ...
Gillum Richard Frank - - 2010
BACKGROUND: Hospitalization rates for acute myocardial infarction can provide insight into the utilization of care by disadvantaged populations. However, these data have not been reported for the US-Mexico border region. METHODS: Hospital discharge public use data files for 2000 were obtained from the health departments of Arizona, California, and Texas. ...
Liu Xiang - - 2010
The mechanisms by which lipopolysaccharide (LPS) pretreatment induces cardioprotection following ischaemia/reperfusion (I/R) have not been fully elucidated. We hypothesized that activation of phosphoinositide 3-kinase (PI3K)/Akt and high mobility group box 1 (HMGBx1) signaling plays an important role in LPS-induced cardioprotection. In in vivo experiments, age- and weight- matched male C57BL/10Sc ...
Bamous Mehdi - - 2010
We report two cases of cardiac pheochromocytoma, the first with superior vena cava obstruction and the second involving the left atrium and extending to the posterior wall of the aorta. Both tumors were resected with disease-free margins, with and without the use of cardiopulmonary bypass, respectively. The patients remain asymptomatic ...
Garneau Sébastien Y - - 2011
Pulmonary arterial (PA) vasoconstriction in cardiac surgery can originate from the action of combined humoral, endothelial, and sympathetic tone changes. The consequence of PA vasoconstriction is pulmonary hypertension (PHT) and, when present after cardiopulmonary bypass (CPB), can predispose to right ventricular dysfunction. Right ventricular dysfunction after CPB is a serious ...
Salati Maurizio - - 2010
A case of isolated ventricular non-compaction associated to three-vessel disease and a mitral regurgitation is described. The patient underwent triple coronary artery bypass graft and restrictive mitral annuloplasty. The postoperative course was unsuccessful despite the very depressed left ventricular (LV) function. At two years follow-up, no major adverse cardiac event ...
Puehler T - - 2010
BACKGROUND: Minimized extracorporeal circulation (MECC) is a promising alternative to standard extracorporeal circulation (ECC) and its use is increasing in routine coronary bypass surgery. We analyzed the clinical outcome of patients with reduced left ventricular function who underwent coronary artery bypass surgery with MECC or with standard ECC. METHODS: From ...
Vecera J - - 2010
Coronary subclavian steal syndrome (CSSS) is a well documented cause of graft function failure in patients after left internal mammary artery (LIMA)--left anterior descending (LAD) coronary artery grafting. We present a case of the CSSS in a patient with cardiac arrest due to ventricular fibrillation. To our knowledge such a ...
Risnes Ivar - - 2010
BACKGROUND: Mediastinitis is a severe complication of coronary artery bypass grafting. The aim of the present study was to determine incidence of mediastinitis, its risk factors, and its effect on early and long-term survival. METHODS: The study has a dual design, a case-control, and a retrospective cohort, using a source ...
Hemmerling Thomas M - - 2010
BACKGROUND: Volatile anesthetics provide myocardial protection during cardiac surgery. Sevoflurane and desflurane are both efficient agents that allow immediate extubation after off-pump coronary artery bypass grafting (OPCABG). This study compared the incidence of arrhythmias after OPCABG with the two agents. MATERIALS AND METHODS: Forty patients undergoing OPCABG with immediate extubation ...
Michaux Isabelle - - 2011
Right ventricular dysfunction occurs very soon after conventional coronary bypass surgery with cardiopulmonary bypass and might not recover within 1 year after the operation. It has been postulated that performing coronary surgery without cardiopulmonary bypass might preserve right ventricular function. We hypothesized that right ventricular global and overall systolic functions ...
Kinoshita Takeshi - - 2010
BACKGROUND: This study compared short-term and long-term outcomes in propensity score-matched patients with chronic kidney disease receiving bilateral internal thoracic artery (ITA) or single ITA grafting and assessed any benefit of bilateral ITA grafting for survival. METHODS: Among 656 consecutive patients undergoing isolated coronary artery bypass grafting (99.1% by off-pump ...
Jeganathan Reubendra - - 2010
The aim of this study is to determine whether improvements in myocardial protection strategy have influenced the surgeon's choice of coronary artery bypass surgery. Between February 2002 and April 2009, a total of 662 patients underwent coronary artery bypass surgery under the provision of a single consultant surgeon. Operative mortality ...
Kilian Eckehard Gerd - - 2010
Increasing numbers of patients with advanced coronary artery disease have limited options for percutaneous and/or surgical revascularization. A prospective, randomized, phase I clinical multicenter trial was performed to assess the feasibility and safety of delivering a pro-angiogenic transcription factor termed "hypoxia inducible factor-1alpha", delivered to ischemic cardiac muscle via a ...
El-Waseef Maha M - - 2010
The aim of the study was to evaluate left ventricular cardiac systolic and diastolic functions by echocardiography in multitransfused children and the possible risk of hepatitis C virus infection as an additional factor impairing cardiac functions in these patients. Echocardiographic studies of left ventricular function in 80 multitransfused patients aged ...
Lim Hyung Sun - - 2010
Cardiopulmonary bypass (CPB) is widely used for cardiac surgery by virtue of its proven safety over the course of its use during the past half century. Even though perfusion is safer, incidents still occur. During the repair of a ventricular-septal defect in an 11-month-old infant, we experienced a critical incident ...
Hoffmann Rainer - - 2010
BACKGROUND: Acute occlusion of saphenous vein grafts resulting in acute coronary syndromes may be treated with interventional revascularization. Few data are available on intermediate and long-term results after revascularization of acute saphenous vein graft occlusion. METHODS: Fifty patients (67+/-10 years, 47 male) with troponin-positive acute coronary syndrome because of acute ...
Kim Na-Young - - 2010
Postoperative acute kidney injury (AKI) is a significant complication after coronary artery bypass surgery. Prior coronary angiography increases the likelihood of AKI due to the use of a radiocontrast dye. This study examined the effect of coronary angiography on the postoperative renal function after off-pump coronary artery bypass surgery (OPCAB). ...
Møller Christian H - - 2010
BACKGROUND: Off-pump coronary artery bypass grafting compared with coronary revascularization with cardiopulmonary bypass seems safe and results in about the same outcome in low-risk patients. Observational studies indicate that off-pump surgery may provide more benefit in high-risk patients. Our objective was to compare 30-day outcomes in high-risk patients randomized to ...
Cleveland Katherine - - 2010
We report an alternative technique for achieving hemostasis in the conversion from bypass to post-repair mechanical cardiac support.
Sirlak Mustafa - - 2010
The aim of the present study was to determine whether oral pretreatment with micronized purified flavonoid fraction (Daflon) has beneficial effects on cardiac function and outcome after cardiac operations. This prospective, randomized trial enrolled 43 patients who had an impaired preoperative left ventricular ejection fraction of less than 0.50 (mean, ...
Haase Michael - - 2010
Acute kidney injury (AKI) occurring after cardiac surgery is common and extends intensive care unit and hospital length of stay, as well as increases mortality rates. Its causes are multifactorial, and are not limited to ischemia and nephrotoxin administration. One particular problem is that both anemia and blood transfusion are ...
Papadopoulos Georgios - - 2010
This the case of a 63 year-old man with end-stage renal disease (on chronic hemodialysis), unstable angina and significantly impaired myocardial contractility with low left ventricular ejection fraction, who underwent off-pump one vessel coronary bypass surgery. Combined continuous levosimendan and norepinephrine infusion (at 0.07 microg/kg/min and 0.05 microg/kg/min respectively) started ...
Palotás András - - 2010
Several biomarkers are used in confirming the diagnosis of cognitive disorders. This study evaluates whether the level of these markers after heart surgery correlates with the development of cognitive dysfunction, which is a frequent complication of cardiac interventions. Concentrations of amyloid-β peptide, tau, and S100β in the cerebro-spinal fluid were ...
Yogaratnam Jeysen Zivan - - 2010
OBJECTIVE: The objective of this study was to determine whether preconditioning coronary artery disease (CAD) patients with HBO(2) prior to first-time elective on-pump cardiopulmonary bypass (CPB) coronary artery bypass graft surgery (CABG) leads to improved myocardial left ventricular stroke work (LVSW) post CABG. The primary end point of this study ...
Velissaris Theodore - - 2010
We recently introduced a new adjunct to myocardial preservation in patients with a patent left internal mammary artery graft who were undergoing reoperative cardiac surgery. The purpose of this study was to review our early experience with this technique.The technique consists of preoperative insertion of a suitably sized angioplasty balloon ...
Winterhalter Michael - - 2010
Pulmonary hypertension (PH) is an independent risk factor for increased mortality in patients undergoing heart surgery. Existing chronic PH may be exacerbated by acute post-bypass PH, and this can lead to acute right ventricular failure. The prevention and treatment of right ventricular failure in cardiac surgery is based on three ...
Shiroya-Wandabwa M - - 2009
To determine the point prevalence of abnormal cardiac function and to assess the risk factors for cardiac dysfunction in paediatric oncology patients on treatment at Kenyatta National Hospital. Descriptive cross-sectional study with a nested case control. Kenyatta National Hospital between February and April 2006. Left ventricular dysfunction if ejection fraction ...
Hagl Christian - - 2009
Several attempts from single institutions to treat acute myocardial infarctions with bypass surgery never reached widespread acceptance in the cardiology and surgical community. Owing to a variety of new surgical techniques, this old dogma has to be reconsidered under the light of patient-adjusted optimal treatment algorithms. Between August 2002 and ...
Ngaage Dumbor L - - 2010
OBJECTIVE: Small coronary size and extensive atherosclerosis pose operative challenges during coronary artery bypass grafting. We investigated the influence of coronary characteristics on early operative outcome. METHODS: Prospectively collected data for 5171 patients undergoing first-time coronary artery bypass grafting from April 1, 1999, to December 31, 2007, were analyzed. Coronary ...
Meyers B M - - 2009
Sex differences (or a 'sex gap') exist in the rates of cardiac revascularization. It was evaluated whether physician preference contributes to this difference. To obtain information on how cardiac specialists manage male and female patients being evaluated for coronary artery disease. A computer-based patient simulation program was developed. Six sex-matched ...
Landoni Giovanni - - 2009
The cardioprotective properties of volatile anesthetics have been widely demonstrated by numerous randomized studies and meta-analyses in the setting of cardiac surgery, above of all during coronary artery bypass grafting procedures. Recently, conflicting results have been presented in cardiac non-coronary artery bypass grafting surgery. Unfortunately, despite the existence of a ...
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