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Helske Satu - - 2010
Apelin is a newly discovered inotropic peptide tentatively linked up with the pathophysiology of heart failure (HF). To further assess the role of apelin in HF, we measured its transcardiac arteriovenous gradients in patients with left ventricular pressure overload with or without HF and in patients with structurally normal hearts. ...
Oda Takeshi - - 2010
A 13-year-old girl had recurrent syncope episodes and chest oppression during exercise caused by myocardial ischemia that was confirmed by stress myocardial scintigraphy. Echocardiography revealed mild aortic regurgitation (AR). Cineangiography revealed persistent opacification of the left coronary sinus. Freeing of the adherent left coronary cusp from the aortic wall increased ...
Addatu Domingo T DT - - 2010
This report describes an unusual etiology of acute coronary syndrome. A 48-year-old female presented with anginal chest discomfort and was found to have evidence of acute pulmonary edema requiring mechanical ventilation. She underwent emergency coronary angiography and stenting of the culprit left-main artery ostial discrete stenosis. Subsequent echocardiography and magnetic ...
Nicolini Francesco - - 2010
Cardiac surgery can be performed on elderly patients in good physical and mental health, thus improving their mortality, morbidity, and quality of life. Nevertheless, for some elderly patients aortic valve replacement (AVR) is still denied because of the presence of preoperative characteristics, such as older age and left ventricular dysfunction. ...
Minners Jan - - 2010
BACKGROUND: On echocardiography approximately one-third of patients with severe aortic valve stenosis based on aortic valve area (AVA<1.0 cm(2)) demonstrate a non-severe mean pressure gradient (DeltaPm; < or =40 mm Hg) despite apparently normal left ventricular function. It has been suggested that inconsistent echocardiographic grading may be due to 'paradoxical' ...
Fijalkowski Marcin - - 2010
Aortic stenosis leads to left ventricular hypertrophy and accumulation of fibrillar collagens. The analysis of integrated backscatter (IBS) parameters provides information on ultrasonic myocardial properties. The study population consisted of 58 patients with aortic stenosis. They were followed up for an average 18 ± 5 months after aortic valve replacement ...
Voges Inga - - 2010
The status of the reconstructed aorta in hypoplastic left heart syndrome is considered an important determinant of long-term prognosis. Therefore, we assessed the anatomy, elastic properties, and viability of the aorta and right ventricular function in patients with hypoplastic left heart syndrome by cardiovascular magnetic resonance imaging. Cardiovascular magnetic resonance ...
Gorgulu Sevket - - 2010
The aim of this study is to compare the impact of two different loading conditions on myocardial contractility in asymptomatic patients with normal EF by using stain rate imaging (SRI). A total of 27 patients with severe aortic regurgitation (mean age 50 ± 11 years) and 25 patients with severe ...
Cohn William E - - 2010
In this brief report, we describe a technique to facilitate hypothermic arrest before a redo sternotomy that is likely to require extensive dissection. This approach may be well-suited for patients with significant aortic insufficiency, as it allows control of left ventricular distention once hypothermic ventricular fibrillation ensues. The procedure entails ...
Robinson Joshua D - - 2010
We report 4 teenage patients who, after successful palliation of severe aortic valve stenosis by balloon aortic valvuloplasty in early infancy, presented within the previous 3 years with significant left ventricular (LV) diastolic heart failure. All patients had remained asymptomatic until their teenage years and had normal or hyperdynamic LV ...
Morita Yoshihisa - - 2010
Intravenous injection of amiodarone, a class III anti-arrhythmic is widely used for persistent refractory arrhythmias. We present a case report suggesting the efficacy of amiodarone in refractory ventricular fibrillation (Vf) during weaning from cardiopulmonary bypass (CPB). A 66-year-old woman with hypertension had a medical examination as a result of an ...
Rodríguez-Granillo Gastón A - - 2010
Until recently, computed tomography coronary angiography was restricted to the anatomical assessment of coronary stenosis, whereas the functional significance of coronary lesions remained outside of its scope. Nevertheless, the kinetics of iodinated contrast is similar to gadolinium-diethylenetriamine pentaacetic acid used in contrast-enhanced magnetic resonance imaging, allowing assessment of myocardial perfusion ...
Ginwalla Mahazarin - - 2010
The intra-aortic balloon pump (IABP) is a tool to help improve myocardial perfusion, reduce afterload, and decrease myocardial demand by reducing cardiac work. We describe a unique case of an IABP placement in a pregnant woman in her third trimester with a non-ST elevation myocardial infarction. The IABP allowed safe ...
Gupta Anju - - 2010
This report describes a 1(1/2)-year-old boy who succumbed to acute obstruction of the left ventricular outflow tract by a cardiac rhabdomyoma. He was admitted to have a transient loss of consciousness episode evaluated. A mobile intracardiac mass obstructing the left ventricular outflow tract and protruding into the aortic root during ...
Konstantino Yuval - - 2010
Low-flow, low-gradient aortic stenosis is a heterogeneous entity that encompasses truly severe aortic stenosis as well as mild-to-moderate aortic stenosis in which aortic valve orifice area is severely reduced primarily due to left ventricular (LV) contractile dysfunction. Under such circumstances the capacity of the LV to generate stroke-work is severely ...
Panduranga Prashanth - - 2010
It is known that a dynamic left ventricular outflow tract (LVOT) obstruction exists in patients, following aortic valve replacement (AVR) and is usually considered to be benign. We present a patient with dynamic LVOT obstruction following AVR, who developed refractory cardiogenic shock and expired inspite of various treatment strategies. This ...
Gotzmann Michael - - 2010
BACKGROUND: This prospective study was designed to evaluate the hemodynamic results of transcatheter aortic valve implantation (TAVI) with the CoreValve prosthesis (Medtronic, Minneapolis, Minnesota) and the effects on left ventricular function. METHODS: From June 2008 to June 2009, consecutive patients with severe symptomatic aortic valve stenosis (aortic valve area <1 ...
Goerler Heidi - - 2010
OBJECTIVE: Owing to the improved long-term outcome after cardiac transplantation, cardiac allograft vasculopathy or valvular disease is developing late after heart transplantation in a growing number of patients. In this study, we evaluated our results of nonretransplant cardiac surgery in these patients and compared them with those after retransplantation. METHODS: ...
Chang Sung-A - - 2010
The aim of this study was to investigate whether preoperative estimated left ventricular filling pressure predicts the postoperative outcome in patients with severe aortic stenosis. Two hundred ten patients who underwent isolated aortic valve replacement because of severe aortic stenosis were analyzed. Left ventricular filling pressure was noninvasively assessed based ...
Benedetto Umberto - - 2010
OBJECTIVE: Left ventricular hypertrophy regression is assumed to be one of the most important goals after aortic valve replacement for aortic stenosis. A moderate decrease in the glomerular filtration rate is associated with a significantly increased risk of left ventricular hypertrophy in hypertensive patients. The effect of moderate kidney disease ...
Rost Christian - - 2010
Regional myocardial function may change differently in different pathology. Speckle tracking echocardiography (STE) was applied to evaluate longitudinal, radial, and circumferential function in patients with aortic stenosis (AS) before, within 1 week, and 6 months after aortic valve replacement (AVR). In 40 consecutive patients with severe AS, we acquired apical ...
Chryssagis Konstantinos - - 2010
Papillary fibroelastoma (PF) is a benign cardiac tumor, typically attached to the cardiac valves. It is usually found incidentally at autopsy or surgery. It is rarely symptomatic, but can cause myocardial infarction, cerebral infarction and systemic embolism, even in young patients, and sometimes results in sudden death. We report on ...
Calleja Anna M - - 2010
Severe aortic stenosis (AS) is a known predictor of cardiac risk during noncardiac surgery. However, for patients with asymptomatic AS, it is unclear whether aortic valve surgery should precede noncardiac surgery. We studied 30 patients with asymptomatic, severe AS with a mean age of 78 + or - 9 years, ...
Rieck Ashild E - - 2010
OBJECTIVE: Both hypertension and aortic valve stenosis induce left ventricular hypertrophy. However, less is known about the influence of concomitant hypertension on left ventricular structure in patients with aortic valve stenosis. METHODS: Baseline Doppler echocardiography was performed in 1720 patients with asymptomatic aortic valve stenosis (peak transaortic velocity >or=2.5 m/s ...
Mookadam Farouk - - 2010
The development of heart failure in patients with aortic valve disease is associated with increased mortality, unless aortic valve replacement is performed. There is an especially high risk of death among patients with low ejection fraction. The heart failure must be treated and the patient's condition stabilized before surgery is ...
Kimura Bruce J - - 2010
PURPOSE: This study evaluated a simple ultrasound method to detect left atrial (LA) enlargement by comparing the diameters of the LA and aortic root. PROCEDURES: The LA and aortic diameters, the LA volume index (LAVI), and significant echo findings were analyzed in 101 consecutive echocardiograms. Mean LAVI and the prevalence ...
Hosoki Koa - - 2010
Hypoplastic left heart complex is a cardiac malformation at the mildest end of the spectrum of hypoplastic left heart syndrome. Recently, biventricular repair was proposed for such patients without retrograde flow to the ascending aorta. However, the preoperative course of these patients is unclear. This report describes a unique case ...
Gawlikowska-Sroka A - - 2010
The objective of this study was to analyse the correlation between aortic diameter, heart size, and type of coronary circulation. The study was carried out on 102 human hearts (59 male and 43 female). Casts of the vascular system of each heart were prepared using epoxide resins. The hearts were ...
Kozda? G?liz - - 2010
BACKGROUND: Spontaneous echocardiographic contrast (SEC) is a frequent finding in patients with dilated cardiomyopathy (DCM). In this study, we have investigated the frequency and clinical correlates of aortic-SEC (Ao-SEC) in patients with DCM. METHODS: Ninety-two consecutive DCM patients (63 men, 29 women, mean age 60 +/- 11 years) underwent transthoracic ...
Casaclang-Verzosa Grace - - 2010
BACKGROUND: We assessed the hypothesis that diastolic function represented by left atrial size determines the rate of development of symptoms and the risk of all-cause mortality in asymptomatic patients with severe aortic stenosis (AS). METHODS: From a database of 622 asymptomatic patients with isolated severe AS (velocity by Doppler >or= ...
Shikata Fumiaki - - 2010
Occlusion of the right coronary artery (RCA) ostium by an aortic cusp is a rare anomaly and can be a cause of sudden death. We report the case of a child with progressive stenosis of the right coronary ostium caused by a hypoplastic right coronary cusp that adhered to the ...
Chamnarnphol Noppadol - - 2010
Coronary malperfusion complicating Type A aortic dissection is relatively rare. The diagnosis of Type A aortic dissection as the cause of coronary ischemia is a challenge. The mechanism of coronary malperfusion has been proposed. We report a 45-year-old man presenting with acute inferior wall ST segment elevation myocardial infarction who ...
Cindik N - - 2010
A 14-year-old female with Gaucher disease presented with hydrocephalus, corneal opacities, cirrhosis, and cardiac valvular involvement. A homozygous D409H mutation was identified. She underwent surgery for aortic and mitral valve replacement. Because of severe calcification of the aortic root, no successful valve replacement was performed. She died on the third ...
Bakul Gohel - - 2010
Various structural and functional changes associated with ischemic (myocardial infarcted) heart cause amplitude and spectral changes in signals obtained at different leads of ECG. In order to capture these changes, Relative Frequency Band Coefficient (RFBC) features from 12-lead ECG have been proposed and used for automated identification of myocardial infarction ...
Lossnitzer Dirk - - 2010
We report the case of a 68-year-old man suffering from incremental hepatic and renal failure one month after anterior myocardial infarction. Cardiac MRI showed a pronounced apical post-AMI aneurysm, a moderate to severe mitral and tricuspid regurgitation as well as a hemodynamically highly significant 12 mm apical ventricular septal defect with ...
Prinz Christian - - 2010
History. We report about the course of central sleep apnea (CSA) in 3 patients (70.3 +/- 15.2 years) with severe aortic stenosis (AS) (AVA </= 1.0 cm(2), NYHA 2.7 +/- 1.4). Investigations. Every patient received echocardiography, left/right-heart catheterization, and cardiorespiratory polygraphy before and 6 months after surgical aortic valve replacement ...
Sbarouni Eftihia - - 2010
Acute aortic dissection (AOD) is associated with high mortality and early diagnosis and treatment are essential. Ischemia-modified albumin (IMA) is a marker of myocardial ischemia whereas cardiac enzymes are released when myocardial necrosis occurs. We investigated, for the first time, whether IMA increases in AOD either at presentation or after ...
Wayangankar Siddharth A - - 2010
Serum cardiac troponins I and T are reliable and highly specific markers of myocardial injury. Studies have shown that at least 20% of patients with severe aortic stenosis have detectable serum troponins. This case report describes a patient who presented as suspected acute coronary syndrome with markedly elevated troponin levels, ...
Flores-Mar?n Ana - - 2010
INTRODUCTION AND OBJECTIVES: At present, surgery is the only recommended effective treatment for severe aortic stenosis. However, the surgical risk is increased when left ventricular dysfunction is present. The aim of this study was to identify predictors of postoperative and long-term mortality and functional improvement after valve replacement in patients ...
Sbarouni Eftihia - - 2010
Acute aortic dissection (AOD) is associated with high mortality and early diagnosis and treatment are essential. Ischemia-modified albumin (IMA) is a marker of myocardial ischemia whereas cardiac enzymes are released when myocardial necrosis occurs. We investigated, for the first time, whether IMA increases in AOD either at presentation or after ...
Frølich Marcus Lund - - 2010
A 72-year-old woman was hospitalized with recurrent acute coronary syndrome after initial successful treatment of acute ST-elevation myocardial infarction with percutaneous coronary intervention. Echocardiography demonstrated unexpectedly a 9 x 8 mm pendulating structure attached to the anterior, proximal interventricular septum in the left ventricular outflow tract 6 mm beneath the ...
Fernández Borja - - 2009
The aim of this study was to decide whether bicuspid aortic valves (BAVs) with fused right and noncoronary leaflets (R-N) and BAVs with fused right and left leaflets (R-L) have different etiologies or are the product of a single diathesis. The BAV is the most common congenital cardiac malformation. The ...
van Elderen Saskia G C - - 2010
To evaluate, with the use of magnetic resonance imaging (MRI), whether aortic pulse wave velocity (PWV) is associated with cardiac left ventricular (LV) function and mass as well as with cerebral small vessel disease in patients with type 1 diabetes mellitus (DM). We included 86 consecutive type 1 DM patients ...
Quartermain Michael D - - 2009
BACKGROUND: Prenatal ventricular size discrepancy with disproportionately smaller left ventricle than right ventricle (L-R/VD) can be a marker for important left-sided structural heart disease in the newborn. METHODS: We reviewed the echocardiograms of all fetuses evaluated at our center with L-R/VD from July 1, 2004 to January 1, 2008. RESULTS: ...
Ippisch Holly M - - 2010
A 22-month-old boy was referred to pediatric cardiology for evaluation of a heart murmur. He was asymptomatic except for occasional wheezing with activity. On evaluation, he was found to have both systolic and diastolic murmurs. Electrocardiography demonstrated possible left ventricular hypertrophy, with no evidence of ST-segment abnormalities. Echocardiography and cardiac ...
Demir Mehmet - - 2009
Bicuspid aortic valve is one of the most common congenital heart valve disorders. We present the development of acute myocardial infarction (AMI) in an 18-year-old male patient with unrecognized bicuspid aortic valve and moderate aortic regurgitation. He presented with chest pain. The electrocardiogram showed ST-segment elevation in leads V2 to ...
McElhinney Doff B DB Department of Cardiology, Children's Hospital, Boston, MA 02115, USA. - - 2009
Aortic stenosis in the midgestation fetus with a normal-sized or dilated left ventricle predictably progresses to hypoplastic left heart syndrome when associated with certain physiological findings. Prenatal balloon aortic valvuloplasty may improve left heart growth and function, possibly preventing evolution to hypoplastic left heart syndrome. Between March 2000 and October ...
Wilbring Manuel - - 2009
We report a male patient suffering left ventricular noncompaction cardiomyopathy in combination with low-gradient aortic stenosis. Preoperative echocardiography and magnetic resonance imaging revealed the diagnosis. After aortic valve replacement, the clinical course was uneventful. Two years of follow-up confirmed that the general prognosis was primarily affected by impaired ventricular function, ...
Stöllberger Claudia - - 2011
A 56-year old man was referred because of heart failure. Staphylococcus aureus grew in the blood cultures. Echocardiography disclosed an 18 mm vegetation on the aortic valve and left ventricular noncompaction. Unfortunately he died 24 h later due to intractable heart failure. Autopsy confirmed aortic valve endocarditis, severe left ventricular ...
Cattaneo Paolo - - 2009
OBJECTIVES: Recently, a new echocardiographic nonflow corrected index (ejection fraction/velocity ratio [EFVR] = percent left ventricular ejection fraction [EF]/maximum aortic gradient) has been introduced and has shown excellent accuracy in quantifying the effective orifice area (EOA) in native aortic valves and bio-prostheses. The objective of this study was to assess ...
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