Electrical and Anatomical Modeling of the Specialized Cardiac
... Figure 29. Extraction of endocardial hexahedra. One element thick hexahedra shown in blue inside heart volume in red. ................................................................................................ 47 Figure 30. Location of the AVN in the ventricular model .......................... ...
... Figure 29. Extraction of endocardial hexahedra. One element thick hexahedra shown in blue inside heart volume in red. ................................................................................................ 47 Figure 30. Location of the AVN in the ventricular model .......................... ...
Protection of Cardiac Cell-to-Cell Coupling Attenuate Myocardial
... involves invasive procedures, i.e. implantable cardioverter defibrillator to protect from sudden cardiac death when VF occurs, catheter ablation of arrhythmogenic loci and resynchronization devices for supporting myocardial synchronization and thereby reducing arrhythmia risk. Blockade of ion curren ...
... involves invasive procedures, i.e. implantable cardioverter defibrillator to protect from sudden cardiac death when VF occurs, catheter ablation of arrhythmogenic loci and resynchronization devices for supporting myocardial synchronization and thereby reducing arrhythmia risk. Blockade of ion curren ...
Atrial Fibrillation in Children
... Ho & Anderson, 1990; Jongbloed et al., 2004). The ring of specialized tissue at the atrioventricular junction forms the primordium of the atrioventricular node. It is initially sandwiched between the atrioventricular sulcus and the endocardial cushion tissue (Boyett, 2009; Gourdie et al., 2003; Ho & ...
... Ho & Anderson, 1990; Jongbloed et al., 2004). The ring of specialized tissue at the atrioventricular junction forms the primordium of the atrioventricular node. It is initially sandwiched between the atrioventricular sulcus and the endocardial cushion tissue (Boyett, 2009; Gourdie et al., 2003; Ho & ...
Lone Atrial Fibrillation: Risk Factors, Triggers And Ablation
... enormous variation in the way the term is used. Inherent to this, results from studies vary considerably. Many predisposing factors and pathogenic influences have been discovered over the past years, which raise the question if the term LAF should still be used and if the treatment should be differe ...
... enormous variation in the way the term is used. Inherent to this, results from studies vary considerably. Many predisposing factors and pathogenic influences have been discovered over the past years, which raise the question if the term LAF should still be used and if the treatment should be differe ...
Antiarrhythmic Drugs - LSU School of Medicine
... Once on the ventricular side, the electrical impulse follows the His-Purkinje system as it divides first into the right and left bundle branches and then into the Purkinje fibers. The Purkinje fibers speed the impulse to the furthermost reaches of the ventricular myocardium. In this way, the electrical ...
... Once on the ventricular side, the electrical impulse follows the His-Purkinje system as it divides first into the right and left bundle branches and then into the Purkinje fibers. The Purkinje fibers speed the impulse to the furthermost reaches of the ventricular myocardium. In this way, the electrical ...
Amiodarone versus Sotalol for Atrial Fibrillation
... 706 patients (279 patients in both the amiodarone and sotalol groups and 148 patients in the placebo group). The log-rank test was used to compare the three groups in a pairwise manner. Changes in the quality of life and exercise ability were compared in patients with sustained sinus rhythm and thos ...
... 706 patients (279 patients in both the amiodarone and sotalol groups and 148 patients in the placebo group). The log-rank test was used to compare the three groups in a pairwise manner. Changes in the quality of life and exercise ability were compared in patients with sustained sinus rhythm and thos ...
Cardiac Resynchronization Therapy for Patients With Left
... EART FAILURE IS THE FASTest growing cardiovascular diagnosis in the United States, with a community prevalence of 2.5% in adults, and the direct and indirect costs of heart failure exceed $33 billion per year.1 Despite many advances in diagnosis and pharmacotherapy for heart failure during the past ...
... EART FAILURE IS THE FASTest growing cardiovascular diagnosis in the United States, with a community prevalence of 2.5% in adults, and the direct and indirect costs of heart failure exceed $33 billion per year.1 Despite many advances in diagnosis and pharmacotherapy for heart failure during the past ...
AFib Management and the Role of Catheter Ablation
... Section II. Clinical Management of AFib Section III. Catheter Ablation for the Treatment of AFib ...
... Section II. Clinical Management of AFib Section III. Catheter Ablation for the Treatment of AFib ...
Heart Rate Variability in Athletes
... Finally, some recommendations concerning the application of HRV methods in athletes are made. The cardiovascular system is mostly controlled by autonomic regulation through the activity of sympathetic and parasympathetic pathways of the autonomic nervous system. Analysis of HRV permits insight in th ...
... Finally, some recommendations concerning the application of HRV methods in athletes are made. The cardiovascular system is mostly controlled by autonomic regulation through the activity of sympathetic and parasympathetic pathways of the autonomic nervous system. Analysis of HRV permits insight in th ...
Module 2: Abnormal ECGs
... opinion varies, a discussion section is included. However, it is not within the scope of 12-lead ECG to address the full spectrum of local variations. Variations can occur in several areas, including practices relating to types of equipment used, infection control processes, practice guidelines and ...
... opinion varies, a discussion section is included. However, it is not within the scope of 12-lead ECG to address the full spectrum of local variations. Variations can occur in several areas, including practices relating to types of equipment used, infection control processes, practice guidelines and ...
Low atrial fibrillatory rate is associated with spontaneous conversion
... The ECG signals were pre-processed, including baseline filtering, beat detection, and cross-correlation-based beat classification. Spatiotemporal QRST cancellation, in which an amplitude- and morphologyadjusted average beat is subtracted from each beat in the signal, was then employed.14 Individual ...
... The ECG signals were pre-processed, including baseline filtering, beat detection, and cross-correlation-based beat classification. Spatiotemporal QRST cancellation, in which an amplitude- and morphologyadjusted average beat is subtracted from each beat in the signal, was then employed.14 Individual ...
Machine Learning for Cardiac Ultrasound Time Series Data
... Echocardiography is an inexpensive, non-invasive medical imaging technique routinely used to assess cardiovascular health. In general, current analysis of cardiac ultrasound videos is performed manually by highly trained specialists. Although this is the gold standard method for identifying heart ab ...
... Echocardiography is an inexpensive, non-invasive medical imaging technique routinely used to assess cardiovascular health. In general, current analysis of cardiac ultrasound videos is performed manually by highly trained specialists. Although this is the gold standard method for identifying heart ab ...
topography of cardiac ganglia in the adult human heart - East
... Every fifteenth section from each serial set was stained with Harris' hematoxylin (Lerner Laboratories, Pittsburgh, Pa.) and eosin Y (Sigma). Slides were heated for 30 minutes at 60° C to enhance adhesion of the tissue to the slide, dewaxed in xylene, hydrated through a descending series of ethyl al ...
... Every fifteenth section from each serial set was stained with Harris' hematoxylin (Lerner Laboratories, Pittsburgh, Pa.) and eosin Y (Sigma). Slides were heated for 30 minutes at 60° C to enhance adhesion of the tissue to the slide, dewaxed in xylene, hydrated through a descending series of ethyl al ...
Open and Thoracoscopic Approaches to Treat Atrial Fibrillation and
... these studies. Relevant outcomes are overall survival, medication use, and treatment-related morbidity. The most direct evidence comes from several small RCTs confirming the benefit of a modified maze procedure for patients with AF who are undergoing mitral valve surgery. These trials establish that ...
... these studies. Relevant outcomes are overall survival, medication use, and treatment-related morbidity. The most direct evidence comes from several small RCTs confirming the benefit of a modified maze procedure for patients with AF who are undergoing mitral valve surgery. These trials establish that ...
Atrial Fibrillation and Flutter - Cleveland Clinic Center for Continuing
... Narrow Complex Tachycardias ...
... Narrow Complex Tachycardias ...
The Anatomy of the Atrioventricular Conduction System
... would be expected if heart size had been the determining factor; that is, the A distance would have been longer in cases Al and A2 than in cases A3 and A4. In recognition of the relationship between heart size and such measurements, the measurement ratios were defined to permit comparisons between v ...
... would be expected if heart size had been the determining factor; that is, the A distance would have been longer in cases Al and A2 than in cases A3 and A4. In recognition of the relationship between heart size and such measurements, the measurement ratios were defined to permit comparisons between v ...
CARDIAC MEMORY T WAVE FREQUENCY AS AN ELECTROCARDIOGRAPHIC SURROGATE FOR
... can be present at several sites around the atrioventricular valve rings and can be single or multiple ...
... can be present at several sites around the atrioventricular valve rings and can be single or multiple ...
Atrial Flutter: Mechanisms, Clinical Features and Management
... abnormalities evoking interatrial block may be of help to suspect this rare form. In so-called type 2 atrial flutter, the very fast atrial activity occasionally shows changes in form and amplitude suggesting alternation with atrial fibrillation. In response to rapid atrial rhythm, the atrio-ventricu ...
... abnormalities evoking interatrial block may be of help to suspect this rare form. In so-called type 2 atrial flutter, the very fast atrial activity occasionally shows changes in form and amplitude suggesting alternation with atrial fibrillation. In response to rapid atrial rhythm, the atrio-ventricu ...
Electrocardiography abd Pulmonary Function Testing
... • Conduction disturbances • Myocardial infarctions • Electrolyte disturbances ...
... • Conduction disturbances • Myocardial infarctions • Electrolyte disturbances ...
Repolarization reserve, arrhythmia and new drug development
... increased arrhythmic risk in both experimental and clinical studies. Clinicians have found that some drugs producing minimal QT prolongation in one patient may cause significant QT prolongation or torsade de pointes (TdP) in the other patients1. The causes of spatio-temporal cardiac repolarization va ...
... increased arrhythmic risk in both experimental and clinical studies. Clinicians have found that some drugs producing minimal QT prolongation in one patient may cause significant QT prolongation or torsade de pointes (TdP) in the other patients1. The causes of spatio-temporal cardiac repolarization va ...
The effects of 48 hours fasting at cardio
... free fatty acids, electrolytes and acid- base balance can cause this increased activity in vagal afferent fibers. The changes in heart rhythm and heart rate are seen by different diseases and also by fasting, therefore it is possible that these symptoms are not a clinical sign of disease but a clini ...
... free fatty acids, electrolytes and acid- base balance can cause this increased activity in vagal afferent fibers. The changes in heart rhythm and heart rate are seen by different diseases and also by fasting, therefore it is possible that these symptoms are not a clinical sign of disease but a clini ...
Inherited heart conditions Hypertrophic cardiomyopathy
... We are all unique because each one of us has our own genetic information that makes us different. Our genes make us who we are – for example, how tall we will be or what colour hair we will have. This genetic information is held in our DNA in the cells of our body. The genetic information is produce ...
... We are all unique because each one of us has our own genetic information that makes us different. Our genes make us who we are – for example, how tall we will be or what colour hair we will have. This genetic information is held in our DNA in the cells of our body. The genetic information is produce ...
Emerging mechanisms of T-tubule remodelling in heart failure
... Published on behalf of the European Society of Cardiology. All rights reserved. & The Author 2013. For permissions please email: [email protected]. ...
... Published on behalf of the European Society of Cardiology. All rights reserved. & The Author 2013. For permissions please email: [email protected]. ...
Full Text
... We fit models separately in SR and AF patients to allow for different relationships between patient and hospital characteristics and outcome(s) in each subgroup. The association of heart rate with each outcome for SR patients was assessed using unadjusted and adjusted Cox proportional-hazards regress ...
... We fit models separately in SR and AF patients to allow for different relationships between patient and hospital characteristics and outcome(s) in each subgroup. The association of heart rate with each outcome for SR patients was assessed using unadjusted and adjusted Cox proportional-hazards regress ...
2011 ACCF/AHA/HRS Focused Update on the Management of Patients With... Fibrillation (Updating the 2006 Guideline): A Report of the American...
... range of generally acceptable approaches for the diagnosis, management, and prevention of specific diseases or conditions. The guidelines attempt to define practices that meet the needs of most patients in most circumstances. The ultimate judgment regarding care of a particular patient must be made ...
... range of generally acceptable approaches for the diagnosis, management, and prevention of specific diseases or conditions. The guidelines attempt to define practices that meet the needs of most patients in most circumstances. The ultimate judgment regarding care of a particular patient must be made ...