An insight in Initiative to Standardize Deformation Imaging
... measure global longitudinal strain is in line with other standard measurements currently used in clinical echocardiography (e.g. left ventricular ejection fraction by 2D echocardiography); - overall, increasing noise levels results in higher errors (greater deviation from ground truth), the impact ...
... measure global longitudinal strain is in line with other standard measurements currently used in clinical echocardiography (e.g. left ventricular ejection fraction by 2D echocardiography); - overall, increasing noise levels results in higher errors (greater deviation from ground truth), the impact ...
Effect of Exercise on Cardiac Output, Left Coronary Flow and
... The results reported here are from eleven experiments on five dogs with flow transducers on the left circumflex coronary artery, and seven experiments on four dogs with transducers on the main left coronary artery. The flow patterns of the main left and left coronary artery branch are not grossly di ...
... The results reported here are from eleven experiments on five dogs with flow transducers on the left circumflex coronary artery, and seven experiments on four dogs with transducers on the main left coronary artery. The flow patterns of the main left and left coronary artery branch are not grossly di ...
Characterization of short QTc interval in Emergency Department
... Very small portion with short QTc interval also have hypercalcaemia, hyperthermia, and/or Digoxin therapy. As the majority of these patients are discharged to home, further studies are needed to determine the rates of cardiac events in patients with shortened QTc interval. ...
... Very small portion with short QTc interval also have hypercalcaemia, hyperthermia, and/or Digoxin therapy. As the majority of these patients are discharged to home, further studies are needed to determine the rates of cardiac events in patients with shortened QTc interval. ...
2.1. Definitions of Velocity, Displacement, Strain - diss.fu
... Strain (S) is defined as the deformation of an object, normalized to its original shape. In a one-dimensional concept the only possible deformation is lengthening or shortening. This is illustrated in Figure 11. By convention, the expression is defined in such a way that lengthening is represented a ...
... Strain (S) is defined as the deformation of an object, normalized to its original shape. In a one-dimensional concept the only possible deformation is lengthening or shortening. This is illustrated in Figure 11. By convention, the expression is defined in such a way that lengthening is represented a ...
Aortic stenosis, angina, and coronary artery disease - Heart
... degrees of aortic constriction, despite an increase in mean coronary blood flow, flow in diastole falls conspicuously. When this occurs, left ventricular myocardial blood flow becomes inhomogeneous, with a significant decrease in the proportion of flow to the subendocardial muscle. This mechanism ha ...
... degrees of aortic constriction, despite an increase in mean coronary blood flow, flow in diastole falls conspicuously. When this occurs, left ventricular myocardial blood flow becomes inhomogeneous, with a significant decrease in the proportion of flow to the subendocardial muscle. This mechanism ha ...
pulmonary arterial stenosis. Successful stenting of a life threatening
... arteries has been reported to be difficult and often ineffective.34 Because of the complexity of the surgical approach, balloon angioplasty has become popular as a relatively non-invasive method of relieving obstruction to flow within the pulmonary circulation. This method has particular application ...
... arteries has been reported to be difficult and often ineffective.34 Because of the complexity of the surgical approach, balloon angioplasty has become popular as a relatively non-invasive method of relieving obstruction to flow within the pulmonary circulation. This method has particular application ...
PDF file - Via Medica Journals
... than with AF ablation (100% vs. 81%, p = 0.013). Most other outcome variables favored the AF ablation strategy. In the AF ablation group, 30 (81%) patients remained free of symptomatic AF, with only 11% requiring anti-arrhythmic agents. 69% of patients in the AVJ ablation plus pacemaker group had pe ...
... than with AF ablation (100% vs. 81%, p = 0.013). Most other outcome variables favored the AF ablation strategy. In the AF ablation group, 30 (81%) patients remained free of symptomatic AF, with only 11% requiring anti-arrhythmic agents. 69% of patients in the AVJ ablation plus pacemaker group had pe ...
Treatment time and outcome of thrombolytic therapy with strepto
... recommended fibrin-specific one instead of the currently used streptokinase. This is the trend not only in the developed world but also in India.10 Thrombolysis for reperfusion is recommended up to 12 hours of symptom onset.5,6 In our sample with a median Ischaemic Time 180 minutes (3 hours) about 9 ...
... recommended fibrin-specific one instead of the currently used streptokinase. This is the trend not only in the developed world but also in India.10 Thrombolysis for reperfusion is recommended up to 12 hours of symptom onset.5,6 In our sample with a median Ischaemic Time 180 minutes (3 hours) about 9 ...
Chapter 15
... leading cause of death especially in developed nations; in 2005, about 17.5 million people died from cardiovascular disease which is 30% of the global mortality. About 5 million people in the U.S. have heart failure, a condition in which the heart cannot pump enough blood; - each year in the U.S. al ...
... leading cause of death especially in developed nations; in 2005, about 17.5 million people died from cardiovascular disease which is 30% of the global mortality. About 5 million people in the U.S. have heart failure, a condition in which the heart cannot pump enough blood; - each year in the U.S. al ...
SUPPLEMENTAL DATA
... (30–44%), and severely reduced (<30%). A clinical diagnosis of heart failure with reduced LVEF was defined by the combined presence of dyspnea on exertion and the echocardiographic finding LVEF<45% and the functional capacity for patients with heart failure was estimated according to New York Heart ...
... (30–44%), and severely reduced (<30%). A clinical diagnosis of heart failure with reduced LVEF was defined by the combined presence of dyspnea on exertion and the echocardiographic finding LVEF<45% and the functional capacity for patients with heart failure was estimated according to New York Heart ...
Pulse Pressure Amplification, Arterial Stiffness
... Abstract—Aortic stiffness, peripheral wave reflection, and aorta-to-peripheral pulse pressure amplification all predict cardiovascular risk. However, the pathophysiological mechanism behind it is unknown. Tonometric pressure waveforms were recorded on the radial, carotid, and femoral arteries in 138 ...
... Abstract—Aortic stiffness, peripheral wave reflection, and aorta-to-peripheral pulse pressure amplification all predict cardiovascular risk. However, the pathophysiological mechanism behind it is unknown. Tonometric pressure waveforms were recorded on the radial, carotid, and femoral arteries in 138 ...
Full Text
... Implantable cardiovascular devices are indicated for the treatment, diagnosis and monitoring of bradycardia, tachycardia and heart failure. As the indications for implantation broaden and the frequency of device utilization increases, the management of these patients and their devices has become a d ...
... Implantable cardiovascular devices are indicated for the treatment, diagnosis and monitoring of bradycardia, tachycardia and heart failure. As the indications for implantation broaden and the frequency of device utilization increases, the management of these patients and their devices has become a d ...
Short-Acting Я-Adrenergic Antagonist Esmolol Given at
... Aortic norepinephrine and epinephrine both increased 3-fold after left stellate stimulation from 0.070⫾0.03 to 0.2⫾0.10 ng/mL and from 0.08⫾0.03 to 0.2⫾0.1 ng/mL, respectively (P⬍0.05). CS norepinephrine and epinephrine also increased significantly, from 0.1⫾0.08 ng/mL at baseline to 0.3⫾0.1 ng/mL a ...
... Aortic norepinephrine and epinephrine both increased 3-fold after left stellate stimulation from 0.070⫾0.03 to 0.2⫾0.10 ng/mL and from 0.08⫾0.03 to 0.2⫾0.1 ng/mL, respectively (P⬍0.05). CS norepinephrine and epinephrine also increased significantly, from 0.1⫾0.08 ng/mL at baseline to 0.3⫾0.1 ng/mL a ...
Radiology, News, Education, Service
... of the heart," a goal that was challenging for earlier studies at 3 tesla, the authors added. "Our in vivo studies in healthy subjects revealed that the use of a density-adapted 3D radial acquisition protocol used here provides an SNR advantage of roughly 80% compared to the used 3D GRE protocol," G ...
... of the heart," a goal that was challenging for earlier studies at 3 tesla, the authors added. "Our in vivo studies in healthy subjects revealed that the use of a density-adapted 3D radial acquisition protocol used here provides an SNR advantage of roughly 80% compared to the used 3D GRE protocol," G ...
THE GRAPH OF AN ECG
... 1. What does ECG stand for and what does it record? 2. What are the different parts of an ECG wave of cycle? 3. Show a graph of one ECG wave making sure to label all parts. How long does each part last? 4. What does each part of an ECG wave show or represent? 5. Show a graph of a heart and label the ...
... 1. What does ECG stand for and what does it record? 2. What are the different parts of an ECG wave of cycle? 3. Show a graph of one ECG wave making sure to label all parts. How long does each part last? 4. What does each part of an ECG wave show or represent? 5. Show a graph of a heart and label the ...
Statement on cardiopulmonary exercise testing in chronic heart
... (kpm) per min] allows the determination of this relationship. Cycle ergometry allows an accurate measurement of the external work. The slope of VO2 versus external work rate reflects the metabolic conversion of chemical potential energy to mechanical work and the mechanical ability of the musculoske ...
... (kpm) per min] allows the determination of this relationship. Cycle ergometry allows an accurate measurement of the external work. The slope of VO2 versus external work rate reflects the metabolic conversion of chemical potential energy to mechanical work and the mechanical ability of the musculoske ...
Is L-Carnitine Effective in Reducing Mortality After an Acute
... The mortality rate during hospitalization was 4.7% when treated with L-carnitine compared to 5.9% when treated with the placebo. Also, the mortality rates after discharge to one year follow up period were 4.3% for L-carnitine group compared to the placebo group at 5.4%. The RRR and ARR were both sma ...
... The mortality rate during hospitalization was 4.7% when treated with L-carnitine compared to 5.9% when treated with the placebo. Also, the mortality rates after discharge to one year follow up period were 4.3% for L-carnitine group compared to the placebo group at 5.4%. The RRR and ARR were both sma ...
Randomized controlled trial of home-based
... terms of cardiac functional gains. A randomized cross-over trial was conducted to investigate the effects of a home-based unsupervised exercise training programme of moderate intensity on aerobic capacity, cardiac reserve and peak cardiac power output in healthy middle-aged volunteers. Nine subjects ...
... terms of cardiac functional gains. A randomized cross-over trial was conducted to investigate the effects of a home-based unsupervised exercise training programme of moderate intensity on aerobic capacity, cardiac reserve and peak cardiac power output in healthy middle-aged volunteers. Nine subjects ...
alterations in pulmonary blood flow distribution in heart diseases
... studied in 47 cardiac patients with pulmonary hypertension. Remarkable increase of blood flow in the upper zones of the lung together with decrease in the lower zones was found in the majority of the patients with mitral valve disease, while in the congenital heart disease with left to right shunt g ...
... studied in 47 cardiac patients with pulmonary hypertension. Remarkable increase of blood flow in the upper zones of the lung together with decrease in the lower zones was found in the majority of the patients with mitral valve disease, while in the congenital heart disease with left to right shunt g ...
Brisket Disease
... condition is reversed before permanent damage is done, the animal dies. Sometimes, however, you don’t see outward signs; you just find the animal dead, possibly from heart failure. If cattle are taken to higher elevations for summer pasture, you may see signs of trouble at any time. Symptoms may not ...
... condition is reversed before permanent damage is done, the animal dies. Sometimes, however, you don’t see outward signs; you just find the animal dead, possibly from heart failure. If cattle are taken to higher elevations for summer pasture, you may see signs of trouble at any time. Symptoms may not ...
Commotio cordis: an important cause of sudden cardiac
... instant death.8,11 Since several factors are involved in the etiology of CC, several measures may be taken to reduce the incidence of this tragic occurrence. Both emergency medical techniques and sporting apparatus must be examined and improved upon to reduce the risks of deleterious effects for at ...
... instant death.8,11 Since several factors are involved in the etiology of CC, several measures may be taken to reduce the incidence of this tragic occurrence. Both emergency medical techniques and sporting apparatus must be examined and improved upon to reduce the risks of deleterious effects for at ...
Miostat solution for injection, intraocular use ENG SmPC
... Carbachol is a parasympathomimetic agent that induces miosis by cholinergic action on the motor nerve endings of the sphincter muscle in the iris. Potent cholinergic agents produce constriction of the iris and ciliary body resulting in lowering of intraocular pressure. The clinical studies carried o ...
... Carbachol is a parasympathomimetic agent that induces miosis by cholinergic action on the motor nerve endings of the sphincter muscle in the iris. Potent cholinergic agents produce constriction of the iris and ciliary body resulting in lowering of intraocular pressure. The clinical studies carried o ...
Ch. 19 Physiology of the Cardiovascular System
... two electrodes of a recording voltmeter—so the pen remains at 0 millivolts, the baseline. B, An action potential reaches the first electrode and the external surface of the sarcolemma becomes relatively negative. The difference in charge between the two electrodes produces an upward deflection of th ...
... two electrodes of a recording voltmeter—so the pen remains at 0 millivolts, the baseline. B, An action potential reaches the first electrode and the external surface of the sarcolemma becomes relatively negative. The difference in charge between the two electrodes produces an upward deflection of th ...
2016 Annual Self-Review
... in the ED and then with an orthopod. He followed-up with the orthopod for a recheck at three weeks for cast change. Then the family moved out of state and he now presents at a new orthopod after moving. X-rays were ordered which revealed almost complete healing of the fracture; scheduled for another ...
... in the ED and then with an orthopod. He followed-up with the orthopod for a recheck at three weeks for cast change. Then the family moved out of state and he now presents at a new orthopod after moving. X-rays were ordered which revealed almost complete healing of the fracture; scheduled for another ...
Cardiovascular Dynamics
... to force the semilunar valves (going to the pulmonary trunk and aorta) to open. Because the blood is contained within the ventricles and the volume of blood remains constant, this is termed isovolumetric contraction. This ends as the pressure within the ventricles rises, so that the semilunar valves ...
... to force the semilunar valves (going to the pulmonary trunk and aorta) to open. Because the blood is contained within the ventricles and the volume of blood remains constant, this is termed isovolumetric contraction. This ends as the pressure within the ventricles rises, so that the semilunar valves ...