Full Text - Journal of Preventive Cardiology
... mortality decreases with increasing age, probably related to post menopausal increase in CAD in women. The overall decline in SCD rate in developed nation is less amongst women, particularly in younger age group. This is probably because of lower overall burden of CAD in women.36–38 In addition, in ...
... mortality decreases with increasing age, probably related to post menopausal increase in CAD in women. The overall decline in SCD rate in developed nation is less amongst women, particularly in younger age group. This is probably because of lower overall burden of CAD in women.36–38 In addition, in ...
I IIa IIb III - Cardiosource
... associated with bradycardia with symptoms (including heart failure) or ventricular arrhythmias presumed to be due to AV block. Permanent pacemaker implantation is indicated for third-degree and advanced second-degree AV block at any anatomic level associated with arrhythmias and other medical condit ...
... associated with bradycardia with symptoms (including heart failure) or ventricular arrhythmias presumed to be due to AV block. Permanent pacemaker implantation is indicated for third-degree and advanced second-degree AV block at any anatomic level associated with arrhythmias and other medical condit ...
Spatiotemporal electrophysiological changes in a murine ablation
... Received 31 January 2011; accepted after revision 6 May 2011; online publish-ahead-of-print 28 June 2011 ...
... Received 31 January 2011; accepted after revision 6 May 2011; online publish-ahead-of-print 28 June 2011 ...
Congenital heart disease statistics
... The process is an intricate one which can be influenced by both genetic and environmental factors. Until recently it was believed that eight children in every one thousand were born with a developmental defect of their heart known as congenital heart disease. Congenital heart disease statistics sugg ...
... The process is an intricate one which can be influenced by both genetic and environmental factors. Until recently it was believed that eight children in every one thousand were born with a developmental defect of their heart known as congenital heart disease. Congenital heart disease statistics sugg ...
TASER® Electronic Control Devices Review of Safety Literature
... Q. Has anyone actually been killed by a TASER ECD? No. The only deaths scientifically linked to an ECD were those of 6 resisting subjects who indirectly sustained head injuries secondarily after ECD induced falls. See Page 54. Q. Is there any danger from an ECD to a person with a pacemaker or an imp ...
... Q. Has anyone actually been killed by a TASER ECD? No. The only deaths scientifically linked to an ECD were those of 6 resisting subjects who indirectly sustained head injuries secondarily after ECD induced falls. See Page 54. Q. Is there any danger from an ECD to a person with a pacemaker or an imp ...
Accepted Manuscript
... the quality and availability of expertise in the area where care is provided. When these guidelines are used as the basis for regulatory or payer decisions, the goal should be improvement in quality of care. The Task Force recognizes that situations arise in which additional data are needed to infor ...
... the quality and availability of expertise in the area where care is provided. When these guidelines are used as the basis for regulatory or payer decisions, the goal should be improvement in quality of care. The Task Force recognizes that situations arise in which additional data are needed to infor ...
Development and Validation of an Ambulatory Heart Rate Variability
... During the subsequent contraction phase, systole, the ventricles contract and force the blood out 1) from the left atrium through the aorta to the peripheral circulation and 2) from the right ventricle through the pulmonary arteries to the lungs. ...
... During the subsequent contraction phase, systole, the ventricles contract and force the blood out 1) from the left atrium through the aorta to the peripheral circulation and 2) from the right ventricle through the pulmonary arteries to the lungs. ...
Electromechanical Large Scale Computational Models of the Ventricular Myocardium
... microscopic structures with a high degree of detail. They have been used to describe cellular properties as well as the influence of pharmaceuticals, neurotransmitters and mechanics. Despite all their advantages, it is impracticable to derive a whole heart by modeling every single cell (McCulloch an ...
... microscopic structures with a high degree of detail. They have been used to describe cellular properties as well as the influence of pharmaceuticals, neurotransmitters and mechanics. Despite all their advantages, it is impracticable to derive a whole heart by modeling every single cell (McCulloch an ...
Steeper restitution slopes across right ventricular endocardium in
... Heart Circ Physiol 292: H1262–H1268, 2007. First published November 10, 2006; doi:10.1152/ajpheart.00913.2006.—Steep action potential duration (APD) restitution slopes (⬎1) and spatial APD restitution heterogeneity provide the substrate for ventricular fibrillation in computational models and experi ...
... Heart Circ Physiol 292: H1262–H1268, 2007. First published November 10, 2006; doi:10.1152/ajpheart.00913.2006.—Steep action potential duration (APD) restitution slopes (⬎1) and spatial APD restitution heterogeneity provide the substrate for ventricular fibrillation in computational models and experi ...
The ECGs that will be read around the world—and save lives of
... Sudden cardiac death (SCD) is the leading cause of death in athletes during sport. Whether obtained for screening or diagnostic purposes, an ECG increases the ability to detect underlying cardiovascular conditions that may increase the risk for SCD. In most countries, there is a shortage of physicia ...
... Sudden cardiac death (SCD) is the leading cause of death in athletes during sport. Whether obtained for screening or diagnostic purposes, an ECG increases the ability to detect underlying cardiovascular conditions that may increase the risk for SCD. In most countries, there is a shortage of physicia ...
Tinman/Nkx2-5 acts via miR-1 and upstream of Cdc42 to regulate
... of tinman with the deficiency line 7783 is lethal (Fig. 1 A, group II bottom), possibly due to a vital interaction with the dpp gene (contained within 7783) that is critically involved in cardiac induction during early embryogenesis, along with tinman (Qian et al., 2008a). In another category, the h ...
... of tinman with the deficiency line 7783 is lethal (Fig. 1 A, group II bottom), possibly due to a vital interaction with the dpp gene (contained within 7783) that is critically involved in cardiac induction during early embryogenesis, along with tinman (Qian et al., 2008a). In another category, the h ...
PDF - Circulation Research
... ml/min to produce cardiac arrest. Ten minutes after the initiation of cardiac arrest, coronary blood flow and arteriovenous oxygen content difference were measured at the V0 volume to determine oxygen consumption for basal metabolism. Measurements during cardiac arrest were not made in two of the fi ...
... ml/min to produce cardiac arrest. Ten minutes after the initiation of cardiac arrest, coronary blood flow and arteriovenous oxygen content difference were measured at the V0 volume to determine oxygen consumption for basal metabolism. Measurements during cardiac arrest were not made in two of the fi ...
PDF Article - ScienceDirect
... simultaneously with bipolar intracardiac electrograms filtered between30 and 500 Hz on an Electronicsfor Medicine VR-16 recorder at a paper speed of 100 mm/s. The extrastimulus protocol is presented in Table 1. The initial stimulator settings were a pulse width of 2 ms, a stimulus intensity equal to ...
... simultaneously with bipolar intracardiac electrograms filtered between30 and 500 Hz on an Electronicsfor Medicine VR-16 recorder at a paper speed of 100 mm/s. The extrastimulus protocol is presented in Table 1. The initial stimulator settings were a pulse width of 2 ms, a stimulus intensity equal to ...
DOI: 10.1161/CIRCULATIONAHA.106.653964 published online Mar
... concentrations in patients on diuretics treated with or without angiotensin-converting enzyme inhibitor/angiotensin II receptor blockers were associated with increased mortality and rehospitalization rates.5– 8 Nevertheless, these studies were restricted to patients in New York Heart Association (NY ...
... concentrations in patients on diuretics treated with or without angiotensin-converting enzyme inhibitor/angiotensin II receptor blockers were associated with increased mortality and rehospitalization rates.5– 8 Nevertheless, these studies were restricted to patients in New York Heart Association (NY ...
Importance of Atrial Flutter Isthmus in Postoperative Intra
... heart defect, the atrial flutter isthmus should be evaluated. These data support the theory that some form of conduction block between the vena cava is essential for the establishment of a stable substrate for the atrial flutter reentrant circuit. (Circulation. 2000;102:1283-1289.) Key Words: cathet ...
... heart defect, the atrial flutter isthmus should be evaluated. These data support the theory that some form of conduction block between the vena cava is essential for the establishment of a stable substrate for the atrial flutter reentrant circuit. (Circulation. 2000;102:1283-1289.) Key Words: cathet ...
Echocardiographic diastolic parameters and risk of atrial
... well-known associations, the specific mechanisms through which these processes act to cause AF are less well known. ...
... well-known associations, the specific mechanisms through which these processes act to cause AF are less well known. ...
The Effect of Right Ventricular Filling on the Pressure
... After the chordae tendinae had been cut, a thinwalled balloon with an unstressed volume of 55 ml was placed in the lumen of each ventricle. The balloon contained a miniature pressure transducer (Konigsberg model P-21) and was attached to a metal connector device. The connector was secured with a pur ...
... After the chordae tendinae had been cut, a thinwalled balloon with an unstressed volume of 55 ml was placed in the lumen of each ventricle. The balloon contained a miniature pressure transducer (Konigsberg model P-21) and was attached to a metal connector device. The connector was secured with a pur ...
Regulation of atrial natriuretic peptide
... of β-adrenoceptors, raised sodium concentration, angiotensin-II and endothelin. ANP binds to three cell surface receptors called ANP receptors. The overall effect of ANP on the body is to counter increases in blood pressure and volume caused by the renin-angiotensin system. It has also been reported ...
... of β-adrenoceptors, raised sodium concentration, angiotensin-II and endothelin. ANP binds to three cell surface receptors called ANP receptors. The overall effect of ANP on the body is to counter increases in blood pressure and volume caused by the renin-angiotensin system. It has also been reported ...
Cardiac Failure in Children
... Diuretics have been widely used in cardiac failure in both adults and children for many years, providing rapid relief from the symptoms of fluid overload; however, the effects of diuretics on disease progression and survival have been unclear. Most patients with heart f ...
... Diuretics have been widely used in cardiac failure in both adults and children for many years, providing rapid relief from the symptoms of fluid overload; however, the effects of diuretics on disease progression and survival have been unclear. Most patients with heart f ...
Using Vectorcardiography In Cardiac Resynchronization Therapy
... these Purkinje fibers is about 5 times higher than transmission through the heart muscle Figure 1 The cardiac rhytmical excitation system itself, the conduction system causes the (Adapted from Textbook of Medical Physiology Eleventh Edition, Guyton and Hall, Chapter 10) electrical impulse to arrive ...
... these Purkinje fibers is about 5 times higher than transmission through the heart muscle Figure 1 The cardiac rhytmical excitation system itself, the conduction system causes the (Adapted from Textbook of Medical Physiology Eleventh Edition, Guyton and Hall, Chapter 10) electrical impulse to arrive ...
and Absence of Coronary Sinus
... anomalous left superior vena cava surgically interrupted. In one of these latter cases (case 7) uncertainty still exists as to whether an atrial septal defect is present. In this case, the atrial aspect of the heart was not explored at the time of operation. In the condition under consideration, an ...
... anomalous left superior vena cava surgically interrupted. In one of these latter cases (case 7) uncertainty still exists as to whether an atrial septal defect is present. In this case, the atrial aspect of the heart was not explored at the time of operation. In the condition under consideration, an ...
Taser X26 Discharges in Swine: Ventricular
... ohm load, this device produces 90 microsecond pulses at 1200 V with a peak current of 3.5 A and 2.1 mA timeaveraged current. However, Webster11 and others10,12 assert that higher voltages and currents which exceed the human ventricular fibrillation (VF) threshold may be produced under physiologic or ...
... ohm load, this device produces 90 microsecond pulses at 1200 V with a peak current of 3.5 A and 2.1 mA timeaveraged current. However, Webster11 and others10,12 assert that higher voltages and currents which exceed the human ventricular fibrillation (VF) threshold may be produced under physiologic or ...
Unstable QT Interval Dynamics Precedes Ventricular Tachycardia
... detecting instability in QTI dynamics. The algorithm defines QTI dynamics as a function of both its preceding R-R interval (RRI) and activation history and assesses the stability of this function. Because the effect of short-term memory is included in the algorithm, the presented approach has an adv ...
... detecting instability in QTI dynamics. The algorithm defines QTI dynamics as a function of both its preceding R-R interval (RRI) and activation history and assesses the stability of this function. Because the effect of short-term memory is included in the algorithm, the presented approach has an adv ...
Pericarditis Guide
... normal rhythm. These symptoms should improve when the constrictive pericarditis is treated. Constrictive pericarditis often can be treated with a diuretic, such as furosemide, to treat the fluid retention. If you develop a heart rhythm problem, you may need to take a medication to treat the irregula ...
... normal rhythm. These symptoms should improve when the constrictive pericarditis is treated. Constrictive pericarditis often can be treated with a diuretic, such as furosemide, to treat the fluid retention. If you develop a heart rhythm problem, you may need to take a medication to treat the irregula ...