Evidence for the Presence of Calsequestrin in Both Peripheral and
... sequesters Ca++ at both normal and increased inotropic states of the heart and requires extracellular Ca++ for the subsequent release of Ca++, Ca++ pool C sequesters Ca++ only at increased inotropic states of the heart (e.g., catecholamine stimulation) and does not require extracellular Ca ++ to rel ...
... sequesters Ca++ at both normal and increased inotropic states of the heart and requires extracellular Ca++ for the subsequent release of Ca++, Ca++ pool C sequesters Ca++ only at increased inotropic states of the heart (e.g., catecholamine stimulation) and does not require extracellular Ca ++ to rel ...
Left Ventricular Wall Stress
... stress in Circulation Research in 1963. These works were on the development of LV stress based on thick shell theory, elasticity theory and large elastic deformation theory. The thick-wall shell theory enables determination of stress variation across the LV wall from endocardium to epicardium. It ca ...
... stress in Circulation Research in 1963. These works were on the development of LV stress based on thick shell theory, elasticity theory and large elastic deformation theory. The thick-wall shell theory enables determination of stress variation across the LV wall from endocardium to epicardium. It ca ...
Normal anatomy and variations of sinoatrial nodal artery (SANA) in
... node, if one artery gets damaged during surgical procedures or blocked due to any pathological condition, than other artery can compensate the arterial blood flow. In our study, more than two Sino-atrial nodal branches were not found in any case. But José Roberto Ortale et al reported 2% incidence o ...
... node, if one artery gets damaged during surgical procedures or blocked due to any pathological condition, than other artery can compensate the arterial blood flow. In our study, more than two Sino-atrial nodal branches were not found in any case. But José Roberto Ortale et al reported 2% incidence o ...
Genetics - Circulation
... viability and myocardial, valvar, or ventricular septal morphology in Tbx5, Gata4, and Hey2 mutations.14 –16 The extent to which genetic modifiers contribute to incomplete penetrance and phenotypic variability as observed in humans might only be appreciated, however, in a much larger study. In this ...
... viability and myocardial, valvar, or ventricular septal morphology in Tbx5, Gata4, and Hey2 mutations.14 –16 The extent to which genetic modifiers contribute to incomplete penetrance and phenotypic variability as observed in humans might only be appreciated, however, in a much larger study. In this ...
Junctional rhythm
... Damage to AV node in inferior wall MI Electrolyte disturbances Heart failure Cardiomyopathy Myocarditis Valvular heart disease ...
... Damage to AV node in inferior wall MI Electrolyte disturbances Heart failure Cardiomyopathy Myocarditis Valvular heart disease ...
EHRA/HRS Expert Consensus on Catheter Ablation of
... Incessant VT is continuous sustained VT that recurs promptly despite repeated intervention for termination over several hours. Non-clinical VT is a term that has been used to indicate a VT induced by programmed ventricular stimulation that has not been documented previously. This term is problematic ...
... Incessant VT is continuous sustained VT that recurs promptly despite repeated intervention for termination over several hours. Non-clinical VT is a term that has been used to indicate a VT induced by programmed ventricular stimulation that has not been documented previously. This term is problematic ...
Extraction of Transvenous Pacing and ICD Leads
... The most common class I indication for pacemaker lead extraction is pocket infection or erosion. Recurrence or failure to resolve a pocket infection is commonly seen if any part of the pacing system (including suturing sleeves, suture, and lead caps) is left in the pocket. Simple debridement of the ...
... The most common class I indication for pacemaker lead extraction is pocket infection or erosion. Recurrence or failure to resolve a pocket infection is commonly seen if any part of the pacing system (including suturing sleeves, suture, and lead caps) is left in the pocket. Simple debridement of the ...
morphometric and biochemical characteristics of ventricular
... heart is unknown; however, this may depend on the ventricular layer examined and the type of tissue growth (hypertrophy or hyperplasia) occurring. For example, myocyte hypertrophy in mammals can result in increased diffusion distances for small molecules that, unless balanced by increased surface ar ...
... heart is unknown; however, this may depend on the ventricular layer examined and the type of tissue growth (hypertrophy or hyperplasia) occurring. For example, myocyte hypertrophy in mammals can result in increased diffusion distances for small molecules that, unless balanced by increased surface ar ...
The effects of 48 hours fasting at cardio
... membrane en open them, thus potassium permeability is increased. As a result, heart rate will decrease due to an efflux of potassium ions because the cellular membrane becomes more polarized. This hyperpolarization makes the generation of action potential more difficult, and thus slowing the rate of ...
... membrane en open them, thus potassium permeability is increased. As a result, heart rate will decrease due to an efflux of potassium ions because the cellular membrane becomes more polarized. This hyperpolarization makes the generation of action potential more difficult, and thus slowing the rate of ...
Left Ventricular Mass in Normal Children and its
... SUMMARY: Echocardiographic measurement of left ventricular mass (LVM) is being used for the diagnosis of left ventricular hypertrophy in children with various cardiovascular diseases. The purposes of this study was to establish normal values of LVM according to weight, height and body surface area ( ...
... SUMMARY: Echocardiographic measurement of left ventricular mass (LVM) is being used for the diagnosis of left ventricular hypertrophy in children with various cardiovascular diseases. The purposes of this study was to establish normal values of LVM according to weight, height and body surface area ( ...
comparison of epicardial mapping and noncontact
... Atrial fibrillation is the most common clinical arrhythmia currently affecting 2.3 million patients in North America. To study its mechanisms and potential therapies, animal models of atrial fibrillation have been developed. Epicardial high-density electrical mapping is a well-established experiment ...
... Atrial fibrillation is the most common clinical arrhythmia currently affecting 2.3 million patients in North America. To study its mechanisms and potential therapies, animal models of atrial fibrillation have been developed. Epicardial high-density electrical mapping is a well-established experiment ...
De Novo Synthesis of Myocardial Adenine Nucleotides in the Rat
... Hearts from ether-anesthetized rats were isolated according to the Langendorff method. They were perfused with a nonrecirculating 37°C Krebs-Henseleitbicarbonate solution containing 3 mM sodium acetate and 0.25 mM glycine (equilibrated with 95% O,-5% CO;>, pH 7.4). Perfusion pressure was adjusted to ...
... Hearts from ether-anesthetized rats were isolated according to the Langendorff method. They were perfused with a nonrecirculating 37°C Krebs-Henseleitbicarbonate solution containing 3 mM sodium acetate and 0.25 mM glycine (equilibrated with 95% O,-5% CO;>, pH 7.4). Perfusion pressure was adjusted to ...
Position of the Heart and the
... septum, anterior and posterior tilting of the apex, the location of sites of infarction in the left ventricle, and similar features from the contours of QRS complexes in the various unipolar limb and precordial leads.4-7 In its clinical application this approach has become known as the "unipolar met ...
... septum, anterior and posterior tilting of the apex, the location of sites of infarction in the left ventricle, and similar features from the contours of QRS complexes in the various unipolar limb and precordial leads.4-7 In its clinical application this approach has become known as the "unipolar met ...
Paroxysmal Supraventricular Tachycardia
... In patient K.M., two premature atrial depolarizations (Ap) could be introduced which depolarized both the high and low right atrium without terminating the tachycardia (fig. 4). In addition, after the two stimulated atrial FIGURE 1. A trial stimulation during supraventricular tachycardia in patient ...
... In patient K.M., two premature atrial depolarizations (Ap) could be introduced which depolarized both the high and low right atrium without terminating the tachycardia (fig. 4). In addition, after the two stimulated atrial FIGURE 1. A trial stimulation during supraventricular tachycardia in patient ...
Atrial Coronary Arteries: Anatomy And Atrial Perfusion
... Anatomically, Kugel described that the posterior portion of the interatrial septum divides anteriorly forming a “Y” shape where the stem represents the interatrial septum posteriorly and wings to form the anterior walls of both atria. Kugel’s artery lies along the anterior atrial walls and travels i ...
... Anatomically, Kugel described that the posterior portion of the interatrial septum divides anteriorly forming a “Y” shape where the stem represents the interatrial septum posteriorly and wings to form the anterior walls of both atria. Kugel’s artery lies along the anterior atrial walls and travels i ...
Cachexia and Sarcopenia: Emerging Syndromes of Importance in
... more advanced stages and results in underdiagnosis of this syndrome. In addition, in certain types of cachexia (eg, rheumatoid cachexia, cardiac cachexia with fluid accumulation), weight loss is masked by accumulation of fat or water. Therefore, waiting until weight loss occurs often prevents an earl ...
... more advanced stages and results in underdiagnosis of this syndrome. In addition, in certain types of cachexia (eg, rheumatoid cachexia, cardiac cachexia with fluid accumulation), weight loss is masked by accumulation of fat or water. Therefore, waiting until weight loss occurs often prevents an earl ...
A finite difference model of O2 transport in aortic valve cusps
... cusp to obtain a new mean cusp thickness and, subsequently, to calculate a new value for DO2. The averaging region was also increased from 300 to 600 m, centered on the O2 sensor. New DO2 values were obtained within 5% of the true parameter value for all notch sizes considered. Thus, with the use o ...
... cusp to obtain a new mean cusp thickness and, subsequently, to calculate a new value for DO2. The averaging region was also increased from 300 to 600 m, centered on the O2 sensor. New DO2 values were obtained within 5% of the true parameter value for all notch sizes considered. Thus, with the use o ...
Review for EKG`s 2016 ACLS v5.1
... To assess the regularity, you will need to place the legs of your calipers on two consecutive R waves. This is your “R to R” or “R-R” interval. Without moving the width of the calipers, march through the rhythm as you travel from R wave to R wave. If you do not have calipers, another method to deter ...
... To assess the regularity, you will need to place the legs of your calipers on two consecutive R waves. This is your “R to R” or “R-R” interval. Without moving the width of the calipers, march through the rhythm as you travel from R wave to R wave. If you do not have calipers, another method to deter ...
Review Treatment of tachyarrhythmias during pregnancy and lactation
... supraventricular tachycardia in which the atrioventricular node is part of the reentry circuit[15], i.e. atrioventricular nodal reentrant tachycardia and atrioventricular reciprocating tachycardia involving an accessory pathway, as in the Wolff–Parkinson–White syndrome. Its advantageous profile of hi ...
... supraventricular tachycardia in which the atrioventricular node is part of the reentry circuit[15], i.e. atrioventricular nodal reentrant tachycardia and atrioventricular reciprocating tachycardia involving an accessory pathway, as in the Wolff–Parkinson–White syndrome. Its advantageous profile of hi ...
CARACTERIZACIÓN CLÍNICA Y ELECTROFISIOLÓGICA DE LAS ALTERACIONES RECÍPROCAS DEL ELECTROCARDIOGRAMA EN
... induces electric and metabolic changes in myocardial cells caused by the interruption of coronary blood flow. These changes are recorded in the conventional ECG as ST segment elevation in leads directly related to the ischemic region, and they allow to predict the location of the coronary artery occ ...
... induces electric and metabolic changes in myocardial cells caused by the interruption of coronary blood flow. These changes are recorded in the conventional ECG as ST segment elevation in leads directly related to the ischemic region, and they allow to predict the location of the coronary artery occ ...
Three-dimensional transmural organization of perimysial collagen in
... extended tissue volumes on arbitrary planes. To characterize the transmural variation of structural parameters, it was necessary to define a transmural axis, normal to the epicardial surface and extending to the origin of papillary muscle or endocardial trabeculae. The transmural variation of the fi ...
... extended tissue volumes on arbitrary planes. To characterize the transmural variation of structural parameters, it was necessary to define a transmural axis, normal to the epicardial surface and extending to the origin of papillary muscle or endocardial trabeculae. The transmural variation of the fi ...
Design and performance of lead systems for the analysis of atrial
... sustaining most of the material results of Lausanne Heart. Off the record, not many people in the field – not even ourselves sometimes – are aware of the fact that the center pillar of Lausanne Heart is no one but him. I wish him all the best for his next step and my blessing goes to the people workin ...
... sustaining most of the material results of Lausanne Heart. Off the record, not many people in the field – not even ourselves sometimes – are aware of the fact that the center pillar of Lausanne Heart is no one but him. I wish him all the best for his next step and my blessing goes to the people workin ...
Prognosis of Adults With Borderline Left Ventricular Ejection Fraction
... of follow-up, respectively, versus 0.16 and 0.05 in participants having a normal LVEF. In multivariable-adjusted analyses, LVEF of 50% to 55% was associated with increased risk of the composite outcome (hazard ratio [HR]: 1.37; 95% confidence interval [CI]: 1.05 to 1.80) and HF (HR: 2.15; 95% CI: 1.4 ...
... of follow-up, respectively, versus 0.16 and 0.05 in participants having a normal LVEF. In multivariable-adjusted analyses, LVEF of 50% to 55% was associated with increased risk of the composite outcome (hazard ratio [HR]: 1.37; 95% confidence interval [CI]: 1.05 to 1.80) and HF (HR: 2.15; 95% CI: 1.4 ...
samir srour
... mediated by DMG dehydrogenase and sarcosine dehydrogenase, respectively. The active one-carbon group formed via DMG is used preferentially for the formation of serine from sarcosine [15]. Choline is an important nutrient and a precursor for betaine. Animal studies have shown that defects in choline ...
... mediated by DMG dehydrogenase and sarcosine dehydrogenase, respectively. The active one-carbon group formed via DMG is used preferentially for the formation of serine from sarcosine [15]. Choline is an important nutrient and a precursor for betaine. Animal studies have shown that defects in choline ...
- Opus
... of limb elements)6 and the midbrain–hindbrain boundary (isthmus, which can specify and pattern the adjacent regions of the midbrain/tectum and hindbrain/cerebellum)7. One reason why so few organizers have been found could be that their discovery requires grafting appropriate tissues at the right tim ...
... of limb elements)6 and the midbrain–hindbrain boundary (isthmus, which can specify and pattern the adjacent regions of the midbrain/tectum and hindbrain/cerebellum)7. One reason why so few organizers have been found could be that their discovery requires grafting appropriate tissues at the right tim ...