Search Results
Results 451 - 500 of 1705
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Nasser Nicola J - - 2007
BACKGROUND: A 53-year-old man presented to hospital 2 hours after the abrupt onset of left upper abdominal pain. He was treated with analgesics and discharged after 4 hours of observation, but presented to another hospital 2 hours later with severe left abdominal pain. His past medical history included ischemic dilated ...
Alexopoulou Alexandra - - 2007
A 47-year-old woman presented with severe hemolytic uremic syndrome (HUS) followed by heart failure. An echocardiogram showed an ejection fraction of 20%, and a cardiac catheterization followed by a myocardial histologic evaluation demonstrated dilated cardiomyopathy. Plasma exchange and hemodialysis were performed regularly. The later outcomes of renal function and cardiomyopathy ...
Cirillo Marco - - 2008
Ischemic cardiomyopathy is the most common cause of dilated cardiomyopathy and congestive heart failure. It affects approximately 1 out of 100 people, most often middle-aged to elderly men. Left ventricular restoration surgery is a challenging therapeutic approach to this pathology: it aims to rebuild a near-normal ventricular chamber in a ...
Carasso Shemy - - 2008
We hypothesized that the time course of left ventricular (LV) outflow tract gradient reduction during septal ethanol ablation for patients with symptomatic hypertrophic obstructive cardiomyopathy is related to changes in myocardial mechanics. A total of 21 patients with hypertrophic obstructive cardiomyopathy undergoing septal ethanol ablation were analyzed. LV outflow tract ...
Migrino Raymond Q - - 2008
Doxorubicin is one of the most effective chemotherapeutic agents; however, it causes dose-dependent cardiomyopathy that may lead to heart failure. Conventional measures of ventricular function, such as fractional shortening, are insensitive in detecting early doxorubicin cardiomyopathy. We tested whether novel two-dimensional radial strain echocardiography (2DSE) can detect early doxorubicin injury ...
La Canna Giovanni - - 2007
BACKGROUND: A 42-year-old woman with a 20-year history of obstructive hypertrophic cardiomyopathy was referred for alcohol septal ablation following a worsening of symptoms, which had persisted despite medical treatment. INVESTIGATIONS: Physical examination, electrocardiography, rest-exercise Doppler and two-dimensional echocardiography, coronary angiography, intracoronary myocardial contrast echocardiography, and intraoperative transesophageal and epicardial echocardiography. ...
Paç F Ay┼čenur - - 2007
Myocarditis and dilated cardiomyopathy is characterized by dilatation of all four cardiac chambers and decreased systolic function of the heart, especially in the left ventricle. In this report we presented a patient with myocarditis or dilated cardiomyopathy and deficiency of protein C and protein S with biventricular multiple intracardiac thrombi. ...
Staudt Alexander - - 2007
Dilated cardiomyopathy (DCM) is a common myocardial disease characterized by ventricular dilatation and progressive depression of myocardial contractile function. Disturbances in both humoral and cellular immunity have been described among these patients. A number of antibodies against various cardiac cell proteins have been identified in DCM. Recent data indicate that ...
Calore Chiara - - 2007
OBJECTIVES: Differentiation between primary dilated cardiomyopathy and ischemic cardiomyopathy has an important clinical significance. Contrast-enhanced cardiovascular magnetic resonance can play a role in this task, identifying myocardial scarring or fibrosis as presence of delayed enhancement. The aim of the present study was to evaluate the diagnostic potential of contrast-enhanced cardiovascular ...
Setser Randolph M - - 2007
OBJECTIVES: Surgical left ventricular reconstruction improves symptoms and potentially prognosis in patients with ischemic cardiomyopathy; however, the effects of reconstruction on myocardial mechanics are not well defined. Therefore, we have computed left ventricular rotation and torsion in patients undergoing left ventricular reconstruction to determine its effects on these quantitative measures ...
Ripplinger Crystal M - - 2007
Human hypertrophic cardiomyopathy, characterized by cardiac hypertrophy and myocyte disarray, is the most common cause of sudden cardiac death in the young. Hypertrophic cardiomyopathy is often caused by mutations in sarcomeric genes. We sought to determine arrhythmia propensity and underlying mechanisms contributing to arrhythmia in a transgenic (TG) rabbit model ...
Alvarez Jorge A - - 2007
Dilated cardiomyopathy comprises the largest group of pediatric cardiomyopathy functional types and is the most common indication for heart transplant in children over 5 years old. Prognostic factors for this condition have long been sought by many researchers. In a systematic review of these factors, we found 32 relevant articles ...
de Gregorio Cesare - - 2007
Hypertrophic cardiomyopathy (HCM) is a complex cardiac disease, relatively common among genetic disorders. The prevalence is about 1:500 in the general population. Obstructive type occurs in about 25% of the cases. The clinical course is heterogeneous due to the large variety of genetic-based phenotypes with different prognostic impact. Primary HCM ...
Abdel-Aty Hassan - - 2007
Technical advances in T2-weighted cardiovascular MR (CMR) imaging allow for accurate identification and quantification of tissue injuries that alter myocardial T2 relaxation. Of these, myocardial edema is of special relevance. Increased myocardial water content is an important feature of ischemic as well as nonischemic cardiomyopathies, which are often associated with ...
Dearani Joseph A - - 2007
Septal myectomy has been the gold standard treatment for the relief left ventricular outflow tract obstruction and cardiac symptoms in both adults and children with obstructive hypertrophic cardiomyopathy. In almost all circumstances, abnormalities of the mitral valve and subvalvar mitral apparatus can be managed without the need for mitral valve ...
Kaski Juan Pablo - - 2007
In the WHO/ISFC classification of 1996, cardiomyopathies were defined as primary myocardial disorders of unknown cause. Heart muscle disorders of known etiology or associated with systemic disorders were classified as secondary or specific heart muscle diseases. An expert panel of the American Heart Association has recently suggested a new scheme ...
Hansen Peter Riis - - 2007
Takotsubo cardiomyopathy is characterized by reversible left ventricular dysfunction with apical ballooning and is triggered by marked psychological or physiological stress in the absence of significant epicardial coronary artery disease. Clinically, this unique myocardial syndrome mimics acute myocardial infarction, and it has been considered to be a rare entity with ...
Olivotto Iacopo - - 2007
Dynamic left ventricular outflow tract obstruction is an important pathophysiologic feature of hypertrophic cardiomyopathy (HCM) and a predictor of clinical deterioration and cardiovascular mortality. Patients with marked obstruction and severe limiting symptoms refractory to maximum medical management are considered candidates for invasive septal reduction therapy, which includes surgical myectomy and ...
Di Bella Gianluca - - 2007
The noninvasive assessment of the mechanisms that lead to left ventricular outflow obstruction in hypertrophic cardiomyopathy allows the correct clinical management and the most suitable medical or surgical treatment for these patients. We report the case of a male patient affected by hypertrophic obstructive cardiomyopathy, where an uncommon variety of ...
Wong Chiew - - 2007
Obesity is becoming a worldwide phenomenon. Myocardial changes associated with the obese state are increasingly recognized, independent of hypertension, obstructive sleep apnea and coronary artery disease. The existence of a cardiomyopathy of obesity is supported by a range of evidence: epidemiologic study findings, which have shown an association between obesity ...
Sakihara Satoru - - 2007
We describe here a case of reversible ampulla (takotsubo) cardiomyopathy caused by secondary adrenal insufficiency in ACTH isolated deficiency. A 53-year-old woman was referred to our department for evaluation and treatment of unconsciousness. On admission, her plasma glucose level was 34 mg/dL, suggesting loss of consciousness due to hypoglycemia. Basal ...
Cocco G - - 2007
In clinical practice it is essential to bear stress-induced cardiomyopathy (SICMP) in mind as it is an insufficiently known cardiac pathology that mimics acute coronary syndromes (ACS), often with signs of cardiac failure. In the chronic phase, it poses differential diagnostic problems with regard to coronary artery pathology. Taxonomic confusion, ...
Hartmann Maximilian - - 2008
Acute heart failure in young people may have other etiologies than myocarditis. We report about a twenty-year-old female developing acute heart failure following an anaphylactic reaction after a Prick test. Initially her left ventricular ejection fraction was severely compromised on echocardiography but normalized quickly. We postulated an anaphylactic shock-associated cardiomyopathy ...
Losi Maria-Angela - - 2007
BACKGROUND: This study was conceived to assess associations between integrated backscatter signal at end diastole (IBS) and diastolic properties in patients with hypertrophic cardiomyopathy. METHODS: In 46 patients with hypertrophic cardiomyopathy, septal IBS was calculated by both applying an appropriate regression correction (IBSc) and by relating it to pericardial reflectivity ...
Bucciarelli-Ducci Chiara - - 2007
In patients with symptoms of heart failure, identifying the underlying cause of cardiomyopathy is helpful to establish the diagnosis and to guide therapy. The differential diagnosis of cardiomyopathy can be challenging based on clinical findings. We report the case of a patient who represented a clinical dilemma (cardiac sarcoidosis or ...
Nagarakanti Rangadham - - 2007
Cardiomyopathy represents a diverse and heterogenous group of disorders affecting the myocardium and ultimately resulting in cardiac dysfunction. The prevalence of heart failure is high (5 million symptomatic patients in the United States) and increasing. Cardiomyopathy is the leading cause of hospitalization in patients older than 65 years of age, ...
Kubo Toru - - 2007
OBJECTIVES: The purpose of this study was to determine the prevalence, clinical significance, and genetic basis of hypertrophic cardiomyopathy (HCM) with "restrictive phenotype" characterized by restrictive filling and minimal or no left ventricular hypertrophy. BACKGROUND: Hypertrophic cardiomyopathy is a heterogeneous myocardial disorder with a broad spectrum of clinical presentation and ...
McMahon C J - - 2007
A 2-week-old female infant presented with acute decompensated left ventricular failure. Echocardiography diagnosed left ventricular noncompaction cardiomyopathy with dilated phenotype and a left ventricular shortening fraction <10%. The infant was mechanically ventilated for 2 weeks and then successfully extubated. She was maintained on intravenous milrinone for 6 months until she ...
Engberding R - - 2007
Isolated noncompaction of the left ventricular myocardium (INVM), first described in 1984, is an unclassified cardiomyopathy and is assumed to occur as an arrest of the compaction process during the normal development of the heart. Between weeks 5 to 8 of human fetal development, the ventricular myocardium undergoes gradual compaction ...
Matoh Fumitaka - - 2007
BACKGROUND: The dilated phase of hypertrophic cardiomyopathy (HCM) has a poor prognosis. For correct recognition of such patients, we compared the findings in cardiac delayed enhancement (DE)-magnetic resonance imaging (MRI) between HCM and dilated cardiomyopathy (DCM) patients. METHODS AND RESULTS: Sixty-five patients (HCM 39, DCM 26) underwent gadolinium-DTPA-enhanced MRI. The ...
Gardner Antonia - - 2007
Dilated cardiomyopathy is a relatively common pathology in captive flying foxes (Pteropus spp.). The goal of this study was to establish quantitative reference range measurements that could be used to support a diagnosis of cardiac disease in these animals. Lateral and ventrodorsal thoracic radiographs from apparently healthy flying foxes (n ...
Sani M U - - 2007
Cardiovascular diseases constitute a major public health problem both in the developed and developing countries. The profile of morbidity and mortality however, varies between regions and countries and even within countries. The importance of recognizing the cardiovascular conditions that prevail in a particular area is very important in health planning ...
Anwar Ashraf M - - 2007
The study included 30 patients with hypertrophic cardiomyopathy (HCM) (obstructive and nonobstructive) and 15 control subjects. End-diastolic mitral annulus area (MAA(3D)) and mitral valve area (MVA(3D)) were measured by real-time 3-dimensional (3D) echocardiography. MVA(2D) and peak mitral inflow A wave velocity (V) were measured by 2-dimensional (2D) echocardiography. Left atrial ...
Page Steve P - - 2007
Left ventricular outflow tract obstruction (LVOTO) is a recognized feature in hypertrophic cardiomyopathy, but can occur in other clinical scenarios such as acute myocardial ischemia. In some patients, LVOTO may only be detectable with provocation testing such as exercise stress. Accurate and timely diagnosis, therefore, relies on recognizing an echocardiographic ...
Assenza Gabriele Egidy - - 2007
In persons with Down's syndrome (DS), congenital cardiac defects are frequent, including atrioventricular canal defect, ventricular septal defects and atrial septal defects. However, in patients with this syndrome, hypertrophic cardiomyopathy is very rare because only five cases have been previously reported in the literature. We have identified one male 52-year-old ...
Itoh Hideshi - - 2007
On weaning from cardiopulmonary bypass, a 59-year-old Japanese woman with mitral valve plasty suddenly showed a greatly increased heart rate, and an electrocardiogram revealed elevated ST-segments. There was also abnormal wall motion in the inferior region and apical ballooning of the left ventricle. We diagnosed the condition as takotsubo cardiomyopathy ...
Ohba Muneo - - 2007
BACKGROUND: The clinical features of patients with the dilated phase of hypertrophic cardiomyopathy (DHCM) may resemble those of patients with dilated cardiomyopathy (DCM); that is, systolic dysfunction and left ventricular dilatation. Myocardial flow reserve (MFR) is impaired in patients with nonischemic cardiomyopathy, and the reduced MFR may be related to ...
Johansson Bengt - - 2008
OBJECTIVE: To clarify the morphological basis of the limited coronary reserve in hypertrophic cardiomyopathy (HCM). BACKGROUND: Some of the symptoms in Hypertrophic cardiomyopathy (HCM), such as chest pain, dyspnea and arrhythmia, may be explained by myocardial ischemia. Many patients with HCM are known to exhibit these symptoms in the absence ...
Alfonso Fernando - - 2007
Intracardiac echocardiography (ICE) was used in a 17-year-old female with refractory symptoms and hypertrophic obstructive cardiomyopathy (HOCM) to guide alcohol septal ablation. During the procedure ICE readily identified the hypertrophied interventricular septum, the dynamic intraventricular gradient, the systolic anterior motion of the mitral valve and the associated mitral regurgitation. Notably, ...
Mahmoud Saad - - 2007
Chronic excess alcohol use is a well-established cause of dilated cardiomyopathy. The clinical features are variable because patients may be asymptomatic despite there being evidence of severe left ventricular dysfunction. Although the mechanism of alcohol-induced cardiomyopathy is not clearly understood, abstinence from alcohol has been associated with improvement in left ...
Silva Marly Conceição - - 2007
OBJECTIVES: This study sought to analyze whether cardiovascular magnetic resonance (CMR) can detect and quantify myocardial damage in the early stages of cardiomyopathy in muscular dystrophies (MD). BACKGROUND: Muscular dystrophy is a genetic disease that involves skeletal and cardiac tissues of humans. Cardiomyopathy is common, and death secondary to cardiac ...
Yoshikawa Masatomo - - 2007
We report a case of a 51-year-old man with transient mid-ventricular ballooning cardiomyopathy. Left ventriculography demonstrated mid-ventricular ballooning and akinesis with hypercontractile apical and basal segments. Iodine-123-beta-methyl-p-iodophenyl-penta-decanoic acid myocardial scintigraphy showed decreased uptake in the mid-ventricle, corresponding to the mid-ventricular akinetic region. This is the first report of a transient ...
Kanda Junya - - 2007
Multicentric Castleman disease (MCD) is a rare lymphoproliferative disorder characterized by systemic lymphadenopathy and inflammatory symptoms that are associated with the overproduction of interleukin 6 (IL-6). Although several nonlymphoid organs can also be damaged in MCD, only a few cases with cardiac complications have been reported to date. We report ...
Lee Cheng-Han - - 2007
BACKGROUND: Most information concerning hypertrophic cardiomyopathy has been derived from western countries and Japan. HYPOTHESIS: Patients with hypertrophic cardiomyopathy in Taiwan may have a distinct morphology and clinical picture. METHODS: Information from 163 consecutive patients with hypertrophic cardiomyopathy at a medical center in Taiwan from 1990 through 2005 was retrospectively ...
Veselka Josef - - 2007
Hypertrophic obstructive cardiomyopathy (HOCM) is a common inheritable cardiac disorder that can lead to symptoms of dyspnea, angina pectoris, and syncope. Symptomatic patients are usually treated with negatively inotropic agents, such as beta-blockers, calcium channel blockers, or disopyramide. However, up to 10% of patients with outflow pressure gradient are unresponsive ...
Perez-David Esther - - 2007
Isolated noncompaction of the ventricular myocardium is frequently mistaken for other cardiomyopathies. We report a case of a 49-year-old woman admitted to hospital for heart failure and initially given the diagnosis of apical hypertrophic cardiomyopathy. In this case, myocardial contrast echocardiography and magnetic resonance imaging played a pivotal role in ...
Blessing Erwin - - 2007
Apical ballooning syndrome, or takotsubo cardiomyopathy, is a syndrome characterized by transient left ventricular dysfunction, frequently presenting with electrocardiographic changes and elevated cardiac biomarkers in the absence of obstructive coronary artery disease. We describe a case where repeated emotional stress caused recurrent ventricular dysfunction in varying regions of the left ...
Kietselaer Bas L J H - - 2007
Apoptosis, or programmed cell death (PCD), contributes to the decline in ventricular function in heart failure. Because apoptosis comprises a programmed cascade of events, it is potentially reversible, and timely intervention should delay the development of cardiomyopathy. (99m)Tc-Labeled annexin A5 has successfully been used for the noninvasive detection of PCD ...
Rochitte Carlos Eduardo - - 2007
American trypanosomiasis (Chagas' disease [CD]) caused by Trypanosoma cruzi is endemic in Latin America, where it is one of the leading causes of death. The involvement of the heart is crucial in the patients' prognosis. Besides lymphocytic myocarditis, cardiomyopathy is associated with several degrees of myocardial fibrosis (MF). Myocardial delayed ...
Mörner Stellan - - 2008
BACKGROUND: Left ventricular function in hypertrophic cardiomyopathy (HCM) has been extensively studied, whereas right ventricular function is much less explored. The myocardial performance index (MPI) has been shown to be useful in functional assessment of both ventricles. Furthermore, right ventricular MPI was found to be of predictive value in heart ...
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