ACCF/ASE/AHA/ASNC/HFSA/HRS/SCAI/SCCM/SCCT/SCMR 2011
... In an effort to respond to the need for the rational use of imaging services in the delivery of high-quality care, the ACCF has undertaken a process to determine the appropriate use of cardiovascular imaging for selected patient indications. AUC publications reflect an ongoing effort by the ACCF to ...
... In an effort to respond to the need for the rational use of imaging services in the delivery of high-quality care, the ACCF has undertaken a process to determine the appropriate use of cardiovascular imaging for selected patient indications. AUC publications reflect an ongoing effort by the ACCF to ...
Atrial remodeling due to atrial tachycardia and heart failure
... 92% of studied atrial cells and are considered to be a sign of dedifferentiation rather than degeneration i.e. the cells seemed to have changed to a fetal phenotype. There are few data on changes in atrial ultrastructure in humans suffering from AF. Bailey et al. reported the first study in which at ...
... 92% of studied atrial cells and are considered to be a sign of dedifferentiation rather than degeneration i.e. the cells seemed to have changed to a fetal phenotype. There are few data on changes in atrial ultrastructure in humans suffering from AF. Bailey et al. reported the first study in which at ...
New Insights into Mechanisms of Atrial Fibrillation
... An imbalance in autonomic nervous system activity can result in significant changes in cardiac electrophysiological properties of the atrial myocardium which may facilitate induction of AF. Vagal nerve stimulation causes the shortening of an effective refractory period and facilitates induction of A ...
... An imbalance in autonomic nervous system activity can result in significant changes in cardiac electrophysiological properties of the atrial myocardium which may facilitate induction of AF. Vagal nerve stimulation causes the shortening of an effective refractory period and facilitates induction of A ...
Atrial Electric Signal During Sinus Rhythm in Lone
... In a pilot study, 9 AF patients and 10 healthy subjects were investigated to evaluate recording and reproducibility of atrial depolarization signal in MCG. High-pass filtering techniques were adapted to analyze atrial MCG signal, and automated detection of onset and end of atrial signal was defined. ...
... In a pilot study, 9 AF patients and 10 healthy subjects were investigated to evaluate recording and reproducibility of atrial depolarization signal in MCG. High-pass filtering techniques were adapted to analyze atrial MCG signal, and automated detection of onset and end of atrial signal was defined. ...
Extract from the Clinical Evaluation Report for Apixaban
... risk for stroke. ASA is also recommended for some patients at moderate risk for stroke if they are at high risk of bleeding, or in patients who have no access to adequate anticoagulation monitoring (4). Warfarin provides effective protection against stroke but it is not prescribed in up to 50% of AF ...
... risk for stroke. ASA is also recommended for some patients at moderate risk for stroke if they are at high risk of bleeding, or in patients who have no access to adequate anticoagulation monitoring (4). Warfarin provides effective protection against stroke but it is not prescribed in up to 50% of AF ...
The pulmonary hemodynamics and exercise in
... In addition to studies which evaluated vena cava blood flow, echocardiography and cardiac MRI studies showed that patients with COPD have reduced right and left ventricular volumes at rest. (13, 39-41) This finding could be the result of a decreased venous return by altered pulmonary mechanics, as t ...
... In addition to studies which evaluated vena cava blood flow, echocardiography and cardiac MRI studies showed that patients with COPD have reduced right and left ventricular volumes at rest. (13, 39-41) This finding could be the result of a decreased venous return by altered pulmonary mechanics, as t ...
Spotlight on atrial fibrillation—the `complete arrhythmia`
... AF, as well as an awareness of the inadequacy of present therapeutic approaches. By the 1990s, ablation therapy had become a safe and definitive approach for the treatment of AV node reentrant and circus movement tachycardias, as well as for most cases of atrial flutter. Malignant ventricular tachya ...
... AF, as well as an awareness of the inadequacy of present therapeutic approaches. By the 1990s, ablation therapy had become a safe and definitive approach for the treatment of AV node reentrant and circus movement tachycardias, as well as for most cases of atrial flutter. Malignant ventricular tachya ...
Obesity and atrial electrical and mechanical remodeling
... relationship persisted following indexing of LA volume to height, and was compounded by the presence of hypertension. It is therefore noteworthy that to account for the LA volume changes with body size, but independent of obesity, the authors indexed to height rather than body surface area. Further, ...
... relationship persisted following indexing of LA volume to height, and was compounded by the presence of hypertension. It is therefore noteworthy that to account for the LA volume changes with body size, but independent of obesity, the authors indexed to height rather than body surface area. Further, ...
2014 AHA/ACC/HRS Guideline for the Management of
... References ............................................................................................................................................................................ 102 ...
... References ............................................................................................................................................................................ 102 ...
How Harmful is Conventional Right Ventricular Apical Pacing
... strain and, consequently, myocardial perfusion defects. He observed similarity in behavior of electrical activation, fiber strain and blood flow but redistribution of strain and blood flow with RV pacing (early activated regions ~60% blood flow of late activated regions), while the regions of the he ...
... strain and, consequently, myocardial perfusion defects. He observed similarity in behavior of electrical activation, fiber strain and blood flow but redistribution of strain and blood flow with RV pacing (early activated regions ~60% blood flow of late activated regions), while the regions of the he ...
Eligibility and Disqualification Recommendations for Competitive
... lation, with the notable exception of aortic dilation that ...
... lation, with the notable exception of aortic dilation that ...
Coronary magnetic resonance angiography
... THE CURRENT GOLD STANDARD for the diagnosis of coronary artery disease (CAD) is selective X-ray coronary angiography. Both in the United States and in Europe, approximately 1 million cardiac catheterizations are performed each year (1). However, X-ray coronary angiography is invasive and expensive, ...
... THE CURRENT GOLD STANDARD for the diagnosis of coronary artery disease (CAD) is selective X-ray coronary angiography. Both in the United States and in Europe, approximately 1 million cardiac catheterizations are performed each year (1). However, X-ray coronary angiography is invasive and expensive, ...
Outcome after mitral valve surgery for mitral valve regurgitation
... postoperative outcome after coronary artery bypass surgery. There are only a few studies which examine its value in heart valve surgery. Mitral valve repair has been shown to be associated with significant improvement in terms of functional capacity, but the late quality of life in these patients ha ...
... postoperative outcome after coronary artery bypass surgery. There are only a few studies which examine its value in heart valve surgery. Mitral valve repair has been shown to be associated with significant improvement in terms of functional capacity, but the late quality of life in these patients ha ...
Benefits and Risks of Sauna Bathing
... to 59 years old, there were 77 sudden coronary deaths during the 6-year follow-up period but only 2 of these occurred in saunas (26). Experimental studies suggest that sauna bathing is well tolerated by patients with stable coronary heart disease and that their acute cardiovascular changes are simil ...
... to 59 years old, there were 77 sudden coronary deaths during the 6-year follow-up period but only 2 of these occurred in saunas (26). Experimental studies suggest that sauna bathing is well tolerated by patients with stable coronary heart disease and that their acute cardiovascular changes are simil ...
A ngiographic Study of Normal Coronary A rteries as First
... B)The left circumflex artery (LCX): runs across the left atrioventricular groove toward the left and into the diaphragmatic surface of the heart and usually ends before reaching the posterior interventricular sulcus .The LCX artery supplies the posterolateral LV , the anterolateral papillary muscle ...
... B)The left circumflex artery (LCX): runs across the left atrioventricular groove toward the left and into the diaphragmatic surface of the heart and usually ends before reaching the posterior interventricular sulcus .The LCX artery supplies the posterolateral LV , the anterolateral papillary muscle ...
Venice Chart International Consensus Document on Ventricular
... causes of morbidity and sudden death (SD), especially in patients with structural heart disease. Therapeutic options for the treatment of these arrhythmias include antiarrhythmic drugs, implantable cardioverter-defibrillators (ICDs), and surgical and catheter ablation. Antiarrhythmic drugs have disa ...
... causes of morbidity and sudden death (SD), especially in patients with structural heart disease. Therapeutic options for the treatment of these arrhythmias include antiarrhythmic drugs, implantable cardioverter-defibrillators (ICDs), and surgical and catheter ablation. Antiarrhythmic drugs have disa ...
Pulmonary embolism: what have we learned since Virchow?
... would be directed to those patients with hypercoagulability when they are exposed to one of the precipitants of (ie, risk factors for) VTE, such as surgery, trauma, cancer, and pregnancy. Even better, it might be possible to utilize gene therapy or other procedures to permanently eliminate the hyper ...
... would be directed to those patients with hypercoagulability when they are exposed to one of the precipitants of (ie, risk factors for) VTE, such as surgery, trauma, cancer, and pregnancy. Even better, it might be possible to utilize gene therapy or other procedures to permanently eliminate the hyper ...
and the role of cardiac resynchronization therapy
... and discoordinate contraction leads to adverse hemodynamic effects and abnormal distribution of myocardial workload and blood flow.5,6 Studies using ventricular pacing have shown that asynchronous ventricular activation immediately deteriorates left ventricular (LV) function.7 Moreover, evidence is ...
... and discoordinate contraction leads to adverse hemodynamic effects and abnormal distribution of myocardial workload and blood flow.5,6 Studies using ventricular pacing have shown that asynchronous ventricular activation immediately deteriorates left ventricular (LV) function.7 Moreover, evidence is ...
ATS/ACCP Statement on Cardiopulmonary Exercise Testing
... (V̇co2) are then compared with the database and values outside of the established 95% confidence interval (CI) for that individual should engender a thorough system-wide reassessment. If within tolerance, they are then added to the quality control database. There are several protocols that can be us ...
... (V̇co2) are then compared with the database and values outside of the established 95% confidence interval (CI) for that individual should engender a thorough system-wide reassessment. If within tolerance, they are then added to the quality control database. There are several protocols that can be us ...
American Thoracic Society/ American College of Chest Physicians
... (V̇co2) are then compared with the database and values outside of the established 95% confidence interval (CI) for that individual should engender a thorough system-wide reassessment. If within tolerance, they are then added to the quality control database. There are several protocols that can be us ...
... (V̇co2) are then compared with the database and values outside of the established 95% confidence interval (CI) for that individual should engender a thorough system-wide reassessment. If within tolerance, they are then added to the quality control database. There are several protocols that can be us ...
Coronary artery anomalies - Kings College
... anomalies are relatively uncommon, they are the second most common cause of sudden cardiac death among young athletes and therefore warrant detailed review. Based on the functional relevance of each abnormality, coronary artery anomalies can be classified as anomalies with obligatory ischemia, witho ...
... anomalies are relatively uncommon, they are the second most common cause of sudden cardiac death among young athletes and therefore warrant detailed review. Based on the functional relevance of each abnormality, coronary artery anomalies can be classified as anomalies with obligatory ischemia, witho ...
070199 Prevalence and Clinical Outcome of Mitral
... ITRAL-VALVE prolapse has been described as a common disorder, with prevalence estimates generally ranging from 5 to 15 percent and up to 35 percent in some studies.1-7 In addition, mitral-valve prolapse has often been portrayed as a disease with frequent and serious complications, including stroke, ...
... ITRAL-VALVE prolapse has been described as a common disorder, with prevalence estimates generally ranging from 5 to 15 percent and up to 35 percent in some studies.1-7 In addition, mitral-valve prolapse has often been portrayed as a disease with frequent and serious complications, including stroke, ...
The Seventh Annual Meeting of the European Association of Echocardiography,
... This year, there will be special sessions at EUROECHO 7 on two principal themes. In conjunction with the Working Group on Grownup Congenital Heart Disease of the ESC, and with colleagues from the Association of European Paediatric Cardiology, we have organized a one day course on the anatomy and dia ...
... This year, there will be special sessions at EUROECHO 7 on two principal themes. In conjunction with the Working Group on Grownup Congenital Heart Disease of the ESC, and with colleagues from the Association of European Paediatric Cardiology, we have organized a one day course on the anatomy and dia ...
2011 ACCF/AHA/HRS Focused Updates Incorporated Into the
... 9.1. Overview of Algorithms for Management of Patients With Atrial Fibrillation . . . . . . . . . . . . .e172 9.1.1. Newly Discovered Atrial Fibrillation . . . . . .e172 9.1.2. Recurrent Paroxysmal Atrial Fibrillation . . .e172 9.1.3. Recurrent Persistent Atrial Fibrillation . . . . .e173 9.1.4. Per ...
... 9.1. Overview of Algorithms for Management of Patients With Atrial Fibrillation . . . . . . . . . . . . .e172 9.1.1. Newly Discovered Atrial Fibrillation . . . . . .e172 9.1.2. Recurrent Paroxysmal Atrial Fibrillation . . .e172 9.1.3. Recurrent Persistent Atrial Fibrillation . . . . .e173 9.1.4. Per ...
2016 ESC Guidelines for the management of atrial fibrillation
... Disclaimer. The ESC Guidelines represent the views of the ESC and were produced after careful consideration of the scientific and medical knowledge and the evidence available at the time of their publication. The ESC is not responsible in the event of any contradiction, discrepancy and/or ambiguity ...
... Disclaimer. The ESC Guidelines represent the views of the ESC and were produced after careful consideration of the scientific and medical knowledge and the evidence available at the time of their publication. The ESC is not responsible in the event of any contradiction, discrepancy and/or ambiguity ...