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Results 101 - 150 of 1331
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Spiewak Mateusz - - 2012
Purpose:To compare indexed right ventricular (RV) end-diastolic volume (RVEDVi) and the ratio of RV volume to left ventricular (LV) volume (RV/LV ratio) in prediction of significant pulmonary regurgitation (PR) after tetralogy of Fallot (TOF) repair and to assess sex differences in the RV/LV ratio.Materials and Methods:The ethics committee approved this ...
Haines Christopher D - - 2012
The incidence of cardiac hypertrophy, an established risk factor for heart failure, is generally lower in women compared with men, but this advantage is lost after menopause. Although it is widely believed that estrogens are cardioprotective, there are contradictory reports, including increased cardiac events in postmenopausal women receiving estrogens and ...
Saileela R - - 2012
Myocardial ischemia following arterial switch operation (ASO) usually occurs due to coronary ostial narrowing that might result from technical failure in translocation of the coronary arteries to the neoaorta. We present an unusual case report of neonatal myocardial ischemia caused by coronary steal secondary to aortopulmonary collaterals, following ASO in ...
Hodgkinson Kathy A - - 2012
AIMS: To determine the phenotype and natural history of a founder genetic subtype of autosomal dominant arrhythmogenic right ventricular cardiomyopathy (ARVC) caused by a p.S358L mutation in TMEM43. METHODS AND RESULTS: The age of onset of cardiac symptoms, clinical events and test abnormalities were studied in 412 subjects (258 affected, ...
Chan Yi-Hsin - - 2012
AIMS: Previous studies have identified four baseline characteristics associated with a favourable response to cardiac resynchronization therapy (CRT): female, non-ischaemic aetiology of heart failure, left bundle-branch block (LBBB), and QRS duration ≥150 ms. This study evaluated the incremental value of discoordination and dyssynchrony indices over these characteristics for the prediction ...
Liu Jianguo - - 2012
Stress plays an important role in the pathogenesis of ventricular arrhythmias. This study was designed to examine the effect of acute stress and metoprolol, a beta adrenergic receptor blocker, on cardiac electrophysiological stability of male goats. Fifteen male goats were randomly divided into three groups: (i) control animals (n=5), (ii) ...
Zhang Bo - - 2012
In cardiology, it is controversial whether gender influences prognosis after acute myocardial infarction (MI). We examined the 30-day and 1-year prognosis for female patients with ST-elevation myocardial infarction (STEMI) in Liaoning province, and we analyzed factors that influenced these outcomes. This was a prospective, multicenter, observational study in which patient ...
Tüfek Adnan - - 2012
Many drugs used in anaesthesia have some potential fatal consequences; for example complete heart block and Q-Tc interval prolongation. Since the parasympathetic system in children is not fully developed, electrical transmission of the heart is not stable. Neostigmine is used in order to reverse neuromuscular block but it may also ...
Kodama Takahide T Department of Cardiology, Takase Clinic, Takasaki, Japan. - - 2012
This study sought to identify whether computed tomographic angiographic (CTA) plaque characteristics are associated with slow-flow phenomenon (SF) during percutaneous coronary intervention (PCI). SF during PCI is associated with myocardial damage and prolonged hospitalization. Intracoronary ultrasound-verified large echolucent lesions have been reported to predict SF. The authors evaluated pre-PCI CTA ...
Traiperm Natthapon - - 2012
Cardiac troponin increases are common in adult marathon finishers. However, data on troponin values for young marathon runners are scarce. Forty young runners (20 healthy male and 20 female) 13 to 17 years old participated in this study. Blood samples were taken before, immediately after, and 24 hours after the ...
Pinkham Max I - - 2012
The physiological mechanisms contributing to sex differences following myocardial infarction (MI) are poorly understood. Given the strong relationship between sympathetic nerve activity (SNA) and outcome, we hypothesized there may be a sex difference in SNA responses to MI. In anesthetized, open chest male, female and ovariectomized female (OVX female) Wistar ...
Sayin Muhammet Rasit - - 2012
We herein present a case of a 76-year-old male patient presented with transient ST segment elevation and left bundle branch block caused by mad-honey poisoning.
Gonzalez-Stawinski Gonzalo V - - 2012
Abstract  In this report we provide another method of ventricular assist device separation by simply transecting the inflow graft of a Heart Mate II LVAD without the need of dissecting the left ventricular apex for cases of myocardial recovery. (J Card Surg 2012;**:1-3).
Luijkx Tim - - 2012
BACKGROUND: Uncertainty remains about possible cardiac adaptation to resistance training. Androgenic anabolic steroids (AAS) use plays a potential role and may have adverse cardiovascular effects. OBJECTIVE: To elucidate the effect of resistance training and of AAS-use on cardiac dimensions and function. PARTICIPANTS: Cardiac magnetic resonance (CMR) were performed in 156 ...
Hamdan Righab - - 2012
We report the case of a young female with embolic myocardial infarction. The embolic etiology was confirmed by Fourier Domain Optical Coherence Tomography as well as histo-pathology.
Yamashita Seigo - - 2012
We herein present the case of a 60-year-old male with narrow QRS tachycardia who had a remarkable PR prolongation during sinus rhythm. The tachycardia was diagnosed as a slow-fast atrioventricular nodal reentry tachycardia. Slow pathway ablation was performed after the confirmation of the presence of an antegrade fast pathway. Following ...
Coronado Michael J - - 2012
Myocarditis and dilated cardiomyopathy (DCM) are often caused by viral infections and occur more frequently in men than in women, but the reasons for the sex difference remain unclear. The aim of this study was to assess whether gene changes in the heart during coxsackievirus B3 (CVB3) myocarditis in male ...
El-Busaid H - - 2012
Atrioventricular annuli are important in haemodynamic flexibility, competence, and support for tricuspid and mitral valves. The anatomical features of the annuli, such as circumference, organisation of connective tissue fibres, myocardium, and cellularity, may predispose to annular insufficiency and valvular incompetence. These pathologies occur more commonly in females, although the anatomical ...
O'Connor Erin K - - 2012
Low endogenous testosterone levels have been shown to be a risk factor for the development of cardiovascular disease and cardiovascular benefits associated with testosterone replacement therapy are being advocated; however, the effects of endogenous testosterone levels on acute coronary vasomotor responses to androgen administration are not clear. The objective of ...
Damman Peter - - 2012
To evaluate gender differences in the prognostic value of renal function for mortality in ST-segment elevation myocardial infarction (STEMI) patients undergoing primary percutaneous coronary intervention (PPCI). Prospective single-center cohort. Single tertiary referral center in Amsterdam, The Netherlands. Patients consecutive STEMI patients undergoing PPCI (1412 men and 558 women). The authors ...
Kohro Takahide - - 2012
The 'evidence' in evidence-based medicine (EBM) is often limited to knowledge obtained from randomized controlled clinical trials (RCT). Most RCTs, however, have strict enrollment criteria which make patient background characteristics and clinical histories significantly different from those encountered in actual practice. Thus it is important to accumulate and analyze data ...
Inami Shigenobu - - 2012
A 58-year-old male with a history of prior myocardial infarction, hypertension, and dyslipidemia was admitted due to deteriorating exertional angina. A bare metal stent (Multilink plus<sup>TM</sup>, GUIDANT Corporation, Santa Clara, CA, USA) had been implanted into the proximal left anterior descending artery because of ST-elevation myocardial infarction 7 years earlier. ...
Larsen Timothy R - - 2012
Palindromic rheumatism is a rare disease associated with systemic inflammation. Negative or constrictive coronary artery remodeling is typically not seen until the 7th or 8th decade of life. We report a case of a young female with palindromic rheumatism who suffered a non-ST segment elevation myocardial infarction secondary to a ...
Wang Meijing - - 2012
Gender-specific disparities have been observed in myocardium exposed to tumor necrosis factor-α (TNF). Male myocardium demonstrates greater loss in cardiac function in the presence of a given TNF level compared to female. In addition, we have previously demonstrated that estrogen has little influence on reducing TNF-caused myocardial dysfunction in female ...
Sledjeski Eve M - - 2012
To better understand the psychophysiological correlates of peritraumatic dissociation (PD), the present study examined the relationship between reports of prior PD and sympathetic and parasympathetic functioning in response to a laboratory stress paradigm in 39 traumatized female undergraduates. Participants were asked to talk about their most distressing traumatizing experience while ...
GlaveckaitÄ— Sigita - - 2011
This article presents the case of a 54-year-old male with evidence of myocardial ischemia at rest. In our case, by means of cardiovascular magnetic resonance, myocardial ischemia at rest in theoretical left anterior descending artery territory was proved, myocardial scar was excluded, and need for revascularization was validated.
Dinkhuysen Jarbas Jakson - - 2011
BACKGROUND AND OBJECTIVE: We attempt to reduce the ischemic time during implantation of the donor heart in the bicaval bipulmonary orthotopic position using normothermic beating heart and thus, facilitate the transplanted heart adaptation to the recipient. This study presents a small experience about a new strategy of myocardial protection during ...
Goel Pravin K - - 2011
We report a case of cardiac tamponade caused by a coronary microleak from an unapparent site that was successfully managed by sealing of the pericardial space with intrapericardial injection of sterile synthetic glue which, to the best of our knowledge, is the first report of its kind for post-PCI coronary ...
Yerebakan Can - - 2011
An elective coronary artery bypass grafting (CABG) surgery was performed on a 50-year-old male with an implanted two-chamber pacemaker in our clinic. Right ventricular adhesion to the inferior pericardium was detected following pericardiotomy. After the institution of cardiopulmonary bypass (CPB), careful preparation of the adhesion revealed prior perforation due to ...
Hwang Hui-Jeong - - 2011
BACKGROUND: Several studies demonstrated that endothelial or atherosclerotic biomarkers, including plasma free insulin-like growth factor-I(IGF-I), soluble CD40 ligand (sCD40L), adiponectin, and leptin have an influence on coronary endothelial function. HYPOTHESIS: The aim of the present study was to investigate whether change of coronary flow velocity of the distal left anterior ...
Far Hamid Reza Mobini - - 2011
BACKGROUND: The use of anabolic androgenic steroids (AASs) has been associated with hypertrophy of the left cardiac ventricle (LVH) as diagnosed by echocardiography. Case reports suggest that AAS-related LVH may lead to sudden death. We performed an investigation of the gross cardiac pathological findings in deceased male AAS users in ...
Patel Dimpi - - 2011
Atrial fibrillation catheter ablation has gained a significant role in the management of the frequent arrhythmia and has been shown to be safe and effective. As with many other interventional therapies, gender bias is present and females are referred for catheter ablation less frequently than their male counterparts. Women referred ...
Dobson Laura E - - 2011
Cardiac rehabilitation is an evidence-based intervention which has evolved over time and incorporates physical, psycho-social and educational components with the aim of improving the patients' functioning following a cardiac event. The evidence base for cardiac rehabilitation following acute myocardial infarction has been growing over the past half a century. Individual ...
Gale Chris P - - 2011
AimsTo examine age-dependent in-hospital mortality for hospitalization with acute coronary syndromes (ACS) in England and Wales.Methods and resultsMixed-effects regression analysis using data from 616 011 ACS events at 255 hospitals as recorded in the Myocardial Ischemia National Audit Project (MINAP) 2003-2010; 102 415 (16.7%) patients were aged <55 years and ...
Chen Tao - - 2011
A one-stage repair was planned for an 11-year-old boy with tetralogy of Fallot. After initial attempts to wean from cardiopulmonary bypass were unsuccessful, an atrial septal defect and a ventricular septal defect were created in order to achieve hemodynamic stability. The boy recovered from the operation but had large volume ...
Jongjirasiri Sutipong - - 2011
Delineate normal data in a Thai population for global left ventricular function, left ventricular mass (LVM), and LV mass index (LVMI) by gated volumetric CT angiography (CTA). Two hundred twenty seven patients with intermediate risk factors for CAD were referred for CT coronary angiography. The non-hypertensive and non-diabetic asymptomatic group ...
Gillespie A - - 2011
An adult female dugong (Dugong dugon) was found dead and floating in Moreton Bay, Queensland, Australia. This animal was found to have a 360° mesenteric volvulus with infarction of the associated segment of small intestine, and fibrinous peritonitis. Mortality was attributed to the volvulus and its sequelae. The cause was ...
Onorati Francesco - - 2011
Abstract  A 68-year-old female with hypertrophic obstructive cardiomyopathy (HOCM), fibrous subaortic stenosis, mitro-aortic valve insufficiencies, and congenital left ventricular diverticulum (CLVD) at apical level was diagnosed after syncope. Although the association between HOCM and CLVD has been previously reported, no case has ever been disclosed in advanced adulthood. (J Card Surg ...
Boogers Mark J - - 2011
Heart failure represents a common disease affecting approximately 5 million patients in the United States. Several conditions play an important role in the development and progression of heart failure, including abnormalities in myocardial blood flow and sympathetic innervation. Nuclear imaging represents the only imaging modality with sufficient sensitivity to assess ...
Huang Chunyan C Department of Surgery, Indiana University School of Medicine, Indianapolis, IN, - - 2011
Gender differences exist in myocardial response to acute ischemia/reperfusion (I/R) injury and estrogen mediates cardioprotection in the female heart after I/R. Accumulating evidence has indicated that stromal cell-derived factor-1 (SDF-1) is increased in the ischemic heart and initiates cardioprotective effects. However, it is unknown whether SDF-1 plays a role in ...
Chua Sarah - - 2011
OBJECTIVE: The objective of this study was to test the hypothesis that gender has a significant impact on cardiac inflammation, fibrosis, and survival after myocardial infarction (MI) in a murine model of left coronary artery ligation (CAL) by investigating the underlying cellular-molecular mechanisms. METHODS: Age-matched male and female mice were ...
Niemann Markus - - 2011
We hypothesized that Fabry cardiomyopathy in female patients might differ substantially from that in male patients and sought to prove this hypothesis in a large cohort consisting of 104 patients with Fabry disease. Fabry cardiomyopathy in male patients is characterized by left ventricular (LV) hypertrophy, impaired myocardial function, and subsequent ...
Tarcan Onurcan - - 2011
We performed a totally endoscopic resection of a left ventricular myxoma using the Heart Port Endoclamp System and conventional endoscopic instruments in a young male patient. It is a feasible and safe procedure with good clinical results and an excellent cosmetic outcome.
Cornelussen Richard N - - 2011
In this review, we report on electrical modalities, which do not fit the definition of pacemaker, but increase cardiac performance either by direct application to the heart (e.g., post-extrasystolic potentiation or non-excitatory stimulation) or indirectly through activation of the nervous system (e.g., vagal or sympathetic activation). The physiological background of ...
Amasyalı Basri - - 2011
Atrioventricular nodal reentrant tachycardia (AVNRT) is the most common form of paroxysmal regular supraventricular tachycardia in adults. It is typically induced with an anterograde block over the fast pathway (FP) and conduction over the slow pathway (SP), with subsequent retrograde conduction over the FP. Rarely, a simultaneous conduction of a ...
Dennison Sophie E - - 2011
A yearling California sea lion Zalophus californianus stranded in poor body condition, and on physical examination a heart murmur was audible bilaterally. The sea lion was diagnosed with a left-to-right shunting membranous ventricular septal defect (VSD) using B-mode, color-flow Doppler and continuous-wave Doppler echocardiography. A left-to-right intracardiac shunting lesion was ...
Schwartz Peter J - - 2011
Sympathetic-parasympathetic interaction plays a major role in the evolution and outcome of many cardiovascular disorders. Nonetheless, a thorough understanding of this relationship and of its potential implications for prognosis and management still escapes many cardiologists. This article reviews the background of sympathetic-parasympathetic interactions focusing on the best direct evidence available, ...
Bibevski Steve - - 2011
Parasympathetic control of the heart via the vagus nerve is the primary mechanism that regulates beat-to-beat control of heart rate. Additionally, the vagus nerve exerts significant effects at the AV node, as well as effects on both atrial and ventricular myocardium. Vagal control is abnormal in heart failure, occurring at ...
Lamont Kim T - - 2011
Epidemiological studies suggest that regular moderate consumption of red wine confers cardioprotection but the mechanisms involved in this effect remain unclear. Recent studies demonstrate the presence of melatonin in wine. We propose that melatonin, at a concentration found in red wine, confers cardioprotection against ischemia-reperfusion injury. Furthermore, we investigated whether ...
Wang Li-Li - - 2011
Evidence suggests that substance P (SP) participates in the pathology of acute myocardial ischemia and infarction but the profiles of the peptide in regulation of cardiac functions are still elusive. The aim of this study was to investigate the role of substance P in regulation of cardiac functions and its ...
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