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Hussain Sajjad - - 2012
A young male presented with dyspnoea and was found to have a diastolic murmur at the left lower sternal edge. Transthoracic and transoesophageal echocardiograms found a large mass attached to the tricuspid valve, which was projecting into the right atrium and the right ventricle. The mass was causing significant obstruction ...
Arı Hasan - - 2012
Primary cardiac tumors of the ventricles are very uncommon. Cardiac hemangiomas are extremely rare primary benign cardiac tumors that are often asymptomatic and are typically diagnosed incidentally during an echocardiographic examination. We report the case of a 27-year-old male who was referred to our hospital complaining of atypical chest pain ...
Chang Sung-A - - 2012
Hypertrophic cardiomyopathy (HCM) is a disease that typically has heterogeneous hypertrophy and dysfunction of the myocardium. Cardiac magnetic resonance imaging (CMR) can be used to accurately assess ventricular wall thickness and regional fibrosis. We investigated the effects of hypertrophy and fibrosis on the heterogeneity of regional and global myocardial function ...
Mahesh Kumar Saktheeswaran - - 2012
Achalasia cardiae is a rare esophageal motility disorder of unknown cause, which can remain asymptomatic for a long time. Diagnosis can be missed in view of the frequent absence of pathognomonic clinical signs and symptoms. We present the case of an elderly gentleman, who had achalasia incidentally detected by transthoracic ...
Libhaber Carlos D - - 2012
AIM:: We determined whether left ventricular hypertrophy (LVH) which exceeds that predicted from workload [inappropriate LV mass (LVMinappr)] is associated with reduced left ventricle (LV) systolic chamber function independent of and more closely than absolute or indexed left ventricular mass (LVM). METHODS:: In 626 randomly selected adult participants from a ...
Lind P Monica - - 2012
Identified risk factors for left ventricular hypertrophy (LVH) are hypertension, diabetes and obesity. However, since these risk factors only explain a part of the variation in left ventricular mass, we investigated if trace and heavy metals might also play a role in LVH. In the Prospective Investigation of the Vasculature ...
Choi Eui-Young EY Johns Hopkins University, Baltimore, MD, - - 2012
Elevated N-terminal pro-B-type natriuretic peptide (NT-proBNP) is associated with clinically overt heart failure (HF). However, whether it provides additive prognostic information for incident HF beyond traditional risk factors and left ventricular (LV) mass index among multi-ethnic asymptomatic individuals has not yet been determined. We studied the associations of plasma NT-proBNP ...
Bakhtiari Rostam Esfandiar - - 2012
A 51-year-old man was found to have left ventricular masses by transthoracic echocardiography, one attached to the posterior wall of the left ventricle and another attached to the anterolateral wall of the left ventricle. He had several events of systemic embolization over the last few weeks. Surgical excision was recommended ...
Kashyap Raghava - - 2012
We present the challenges in performing the stress test and acquisition of images in myocardial scintigraphy in a 54-year-old female patient with dextrocardia. Dextrocardia and situs inversus were documented on prior investigations including a chest roentgenogram and sonography.
Springeling Tirza - - 2013
Primary percutaneous coronary intervention (PPCI) preserves function and improves survival. The late effects of PPCI on left ventricular remodeling, however, have not yet been investigated on cardiac magnetic resonance imaging (CMRI). Twenty-five patients with acute myocardial infarction (AMI) treated with PPCI underwent CMRI within 10 days, at 4 months and ...
Groth M - - 2012
Purpose: To study the agreement between experienced and inexperienced observers before and after training using a standardized evaluation protocol for cardiac magnetic resonance imaging (CMR) measurements of left ventricular (LV) volumes, mass and infarct size. Materials and Methods: First, 10 CMR studies from patients with myocardial infarction were analyzed by ...
Hill Joseph A - - 2012
Hypertrophic growth of the heart occurs in many clinical scenarios, and it confers substantially increased risk of untoward sequelae. Among them, transition to ventricular dilation, wall thinning, contractile dysfunction, and a clinical syndrome of heart failure are paramount. Left ventricular hypertrophy (LVH) is typically diagnosed by either electrocardiography or echocardiography. ...
Hietalampi Hanna - - 2012
It is not known whether birth weight and early childhood growth are associated with the development of cardiac left ventricular mass (LVM) in healthy adolescents. Left ventricular growth and geometric remodeling may have long-term consequences on cardiovascular health later in life. We studied the determinants of LVM and patterns of ...
Bacharova Ljuba - - 2012
An increased QRS voltage is considered to be specific for the electrocardiogram (ECG) diagnosis of left ventricular hypertrophy (LVH). However, the QRS-complex patterns in patients with LVH cover a broader spectrum: increased QRS voltage, prolonged QRS duration, left axis deviation, and left anterior fascicular block- and left bundle branch block-like ...
Cogni Ana Lucia - - 2012
OBJECTIVE: The impact of obesity on ventricular remodeling after myocardial infarction (MI) is still poorly understood. Therefore, the aim of this study was to evaluate the role of waist circumference (WC) and body mass index as predictors of cardiac remodeling in patients after an anterior MI. METHODS: Eighty-three consecutive patients ...
Zheng Xiao-Zhi - - 2012
Objectives- To evaluate the feasibility of using the difference in left ventricular (LV) mass at end diastole and peak systole as determined by area-length calculation methods to detect major stenosis of the left coronary artery territory by 2-dimensional echocardiography. Methods- The LV mass at end diastole, LV mass at peak ...
Dote Kinuko - - 2012
Both obesity and left ventricular (LV) diastolic dysfunction are associated with an increased risk of cardiovascular morbidity and mortality. There is a paucity of data as to whether obesity is independently associated with LV diastolic dysfunction. Adult patients with sinus rhythm referred for a transthoracic echocardiography between July, 2007, ...
Yoshida Kiyoshi - - 2012
The mitral valve complex is consisted of annulus, leaflets, chordae tendineae, papillary muscle (PMs) and surrounding left ventricle. Functional mitral regurgitation (MR) results from left ventricular remodeling such as dilatation or distortion, which displaces the PMs and then tethers the mitral leaflets, restricting leaflet coaptation. Undersized annuloplasty, which has been ...
Mittal S R - - 2012
Previous studies in this field have not excluded right coronary artery disease by coronary angiography and have included patients with co-morbid conditions that have independent impact on right ventricular function. 14 patients with left ventricular (LV) anterior myocardial infarction (MI) due to isolated occlusion of left anterior descending coronary artery ...
Shemirani Hasan - - 2012
Early diagnosis of left ventricular mass (LVM) inappropriateness and left ventricular hypertrophy (LVH) can result in preventing diastolic left ventricular dysfunction and its related morbidity and mortality. This study was performed to determine if diastolic dysfunction is associated with LVH and inappropriate LVM. One hundred and twenty five uncomplicated hypertension ...
Wang Bing Hui - - 2012
Despite major advances in drug development, effective cardiovascular therapies and suitable cardiovascular biomarkers remain limited. The aim of this study was to leverage mass spectrometry (MS) based peptide profiling strategies to identify changes that occur in peptidomic profiles of rat plasma following coronary artery ligation generated myocardial infarction (MI). ...
Griffin K J - - 2012
Paradoxical embolus through a patent foramen ovale is a well-reported phenomenon. Clinical consequences include stroke, intestinal infarction, lower limb ischaemia, and even acute myocardial infarction (MI), via embolisation to the coronary arteries. We present a case of acute MI, cardiogenic shock, and cardiac arrest caused not by this mechanism, but ...
DÄ…browski Maciej - - 2012
Background: Hypertrophic obstructive cardiomyopathy (HOCM) is characterised by asymmetric myocardial hypertrophy, which is most pronounced in the interventricular septum (IVS) and is responsible for the dynamic obstruction of the left ventricular outflow tract (LVOT). Successful alcohol septal ablation (ASA) of the IVS allows to reduce the thickness of the parabasal ...
Bergquist Jonas - - 2012
Proteomic profiles of myocardial tissue in two different etiologies of heart failure were investigated using high performance liquid chromatography (HPLC)/Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS). Right atrial appendages from 10 patients with hemodynamically significant isolated aortic valve disease and from 10 patients with isolated symptomatic coronary heart ...
Pokorney Sean D - - 2012
The role of infarct size on left ventricular (LV) remodeling in heart failure after an acute ST-segment elevation myocardial infarction (STEMI) is well recognized. Infarct size, as determined by cardiovascular magnetic resonance (CMR), decreases over time. The amount, rate, and duration of infarct healing are unknown. A total of 66 ...
Bouzas-Mosquera Alberto - - 2012
Our aim was to assess the association of left ventricular mass with mortality and nonfatal cardiovascular events. Left ventricular mass was measured by echocardiography in 40138 adult patients (mean age 61.1 ± 16.4 years, 52.5% male). The primary endpoint was all-cause mortality. Secondary endpoints included nonfatal myocardial infarction and nonfatal ...
Satya Kumar - - 2012
A 31-year-old man presented with a large cardiac mass that originated from the basal posterior left atrial wall and occupied most of the dilated atrium. Minimally invasive studies yielded inconclusive results, but the patient was considered at high risk for an open cardiac biopsy due to the size of the ...
Ma Xuefei - - 2012
Nonmuscle myosin II-B (NM II-B) plays an important role in cardiac development and function. Genetic ablation of NM II-B in mice results in both cellular and structural defects involving cardiac myocytes. These abnormalities include a ventricular septal defect, double outlet of the right ventricle, myocyte hypertrophy and premature onset of ...
Chhabra Amit A Cardiology Division, Department of Medicine, Westchester Medical Center/New York Medical College, Valhalla, NY, - - 2012
Myxomas arising from the eustachian valve are exceedingly rare. A 72-year-old Jamaican-Chinese woman was evaluated for worsening dyspnea. The 2-dimensional and real time 3-dimensional transesophageal echocardiogram showed a 75 mm length × 44 mm width, multilobulated, mobile mass arising from the eustachian valve occupying the entire right atrial and right ...
Takahashi Shinya - - 2012
Ventricular septal perforation (VSP) is a serious complication of acute myocardial infarction despite improved procedures for closing the ventricular septal wall defect and/or excluding the infarct. The patient in the present case had VSP after posterior wall infarction and was treated successfully with a new and simple procedure that used ...
Takeda Koji - - 2012
The importance of preservation of subvalvular apparatus and valve-ventricular continuity during mitral valve replacement (MVR) has been suggested for many years. The chordal-sparing MVR has been shown to be superior to the standard MVR with chordal resection in terms of improved left ventricular function and has been considered to be ...
Chen Le - - 2011
Mitochondria have been widely studied for their critical role in cellular metabolism, energy production, and cell death. New developments in research on mitochondria derived from studies in yeast have led to the discovery of entirely new mitochondrial processes that have implications for mitochondrial function in heart failure. Recent studies have ...
Su Huabo - - 2011
As exemplified by desmin-related cardiomyopathy and myocardial ischemia/reperfusion injury, proteasome functional insufficiency plays an essential pathogenic role in the progression of cardiac diseases with elevated proteotoxic stress. Upregulation of p62/SQSTM1 and increased selective autophagy in cardiomyocytes may protect against proteotoxic stress in the heart. p62 may serve as a proteotoxic ...
Harding Pamela - - 2011
Although the role of Cox-2 in the heart's response to physiologic stress remains controversial (i.e. expression in myocytes versus other resident myocardial cells) the ever expanding role of prostanoids in multiple models of heart failure cannot be denied. Due to the fact that prostanoids are metabolized rather quickly (half life ...
García-Villalón Angel Luis - - 2011
Diadenosine tetraphosphate (AP4A) is a vasoactive mediator that may be released from platelet granules and that may reach higher plasma concentrations during coronary ischemia-reperfusion. The objective of this study was to analyze its coronary effects in such conditions. To this, rat hearts were perfused in a Langendorff preparation and the ...
Anas Emran Mohammad Abu - - 2011
Ventricular fibrillation (VF) is a life-threatening cardiac arrhythmia. A high impulse current is required in this stage to save lives. In this paper, an empirical mode decomposition (EMD) based algorithm is presented to separate VF from other arrhythmias. The characteristics of the VF signal has high degree of similarity with ...
Takatsu Fumimaro - - 2011
Several studies have shown that significant coronary narrowing makes the prognosis of vasospastic angina pectoris (VAP) worse. However, the effects of various factors on the prognosis of patients without significant arterial narrowing have not yet been shown. We investigated 1248 consecutive patients with VAP who had no coronary stenosis of ...
Chakraborty Praloy - - 2010
Pheochromocytoma are known to have various common and uncommon cardiac complications including arrhythmias, heart failure, myocardial infarction and cardiomyopathy. We report the case of a middle aged lady presenting with recurrent pre-syncope due Polymorphic ventricular tachycardia. Further evaluation revealed that she had a labile hypertension with abdominal mass, which turned ...
Madhavan M - - 2010
Tako-Tsubo cardiomyopathy (TTC) is a reversible cardiomyopathy with a clinical presentation indistinguishable from myocardial infarction. TTC is estimated to represent 1%-2% of patients presenting with acute myocardial infarction. It most commonly occurs in postmenopausal women and is frequently precipitated by a stressful event. Chest pain and dyspnea are the typical ...
Lassandro Francesco - - 2010
Intestinal pneumatosis (IP) has been traditionally associated with intestinal infarction and poor outcome in adults; recent studies have questioned its clinical value. To assess its diagnostic and prognostic significance, we have retrospectively evaluated 102 patients correlating the CT finding of gastrointestinal parietal gas with clinical data and outcome. Fifty-three patients ...
Marrone Gianluca - - 2010
Cardiovascular magnetic imaging is a noninvasive, three dimensional tomographic technique that allows for a detailed morphology of the cardiac chambers, the accurate quantification of right ventricle volumes, myocardial mass, and transvalvular flow. It can also determine whether right ventricular diastolic function is impaired through pulmonary hypertension. The aim of this ...
Valente Anne Marie - - 2010
BACKGROUND: Significant morbidities, including angina, symptomatic heart failure, and myocardial infarction, have been reported after coronary artery fistula (CAF) closure; however, predictors that may be associated with adverse outcomes have not been established. The goal of this investigation is to describe the long-term outcomes witnessed in patients with either treated ...
Berton Giuseppe - - 2010
BACKGROUND: The relationship between acute-phase inflammatory markers in the setting of acute myocardial infarction (AMI) and long-term outcomes is largely unexplored. OBJECTIVES: The aim of the study was to investigate the predictive power of acute-phase inflammatory markers following AMI for short-term and long-term mortality separately and modes of death. METHODS: ...
N??ez Gil Iv?n Javier - - 2009
INTRODUCTION AND OBJECTIVES: Ischemic mitral regurgitation (MR) is a common complication of acute myocardial infarction and has a negative impact on prognosis. However, few studies have been carried out on MR after non-ST-segment elevation acute myocardial infarction (NSTEMI). Our objective was to investigate the incidence, clinical predictors and long-term prognostic ...
Mortensen K H - - 2009
BACKGROUND: Spontaneous coronary artery dissection (SCAD) is a rare cause of acute coronary syndrome (ACS) that associates with a high acute-phase mortality rate, whereas long-term outcome is less well described. OBJECTIVE: To describe the incidence, predictors, and prognosis of SCAD. DESIGN: Retrospective case-identification study from the Western Denmark Heart Registry ...
Song Bong Gun - - 2010
Although patients with transient left ventricular ballooning syndrome (TLVBS), also known as Takotsubo cardiomyopathy, improve rapidly and recover left ventricular systolic function, the long-term prognosis is not well-known. This study investigated the clinical features of TLVBS, and its in-hospital and long-term (in-hospital plus postdischarge) mortality. We evaluated 87 patients diagnosed ...
Browne Lorna P - - 2010
BACKGROUND: ALCAPA is optimally treated by coronary artery reimplantation early in neonatal life. Delayed diagnosis, however, is not infrequent, because symptoms often do not manifest until about 3 months of age, coinciding with the physiological nadir in pulmonary vascular resistance. With delayed diagnosis, there is potential for coronary steal and ...
Pedersen Sune - - 2009
BACKGROUND: We sought to describe the long-term prognosis after routine primary percutaneous coronary intervention (pPCI) in a contemporary consecutive population of patients with presumed ST-segment elevation myocardial infarction, compare it with similar results from the landmark DANAMI-2 trial, and to identify a possible impact of time of presentation and referral ...
Eisner D A DA University of Manchester, Unit of Cardiac Physiology, 3.18 Core Technology Facility, Manchester, UK. - - 2009
This article reviews the effects of changes of heart rate on the ventricular action potential duration. These can be divided into short term (fractions of a second), resulting from the kinetics of recovery of membrane currents, through to long term (up to days), resulting from changes of protein expression. We ...
Toriello A - - 2009
Corpus callosum infarcts are rare, constituing 0.6% of cerebral infarcts, most likely due to a rich blood supply from three main arterial systems. These infarcts may present with slowly evolving and non-localizing neurologic signs and symptoms that suggest the diagnosis of neoplasm rather than infarct. In addition, they may exhibit ...
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