Rates of left ventricular pressure change measured
Overweight and obesity impair left ventricular systolic function as measured by left ventricular ejection fraction and global longitudinal strain
... were measured. Blood pressure was meas- ured in supine position at rest using a fully automated oscillometric device (Dinamap PRO 200 Monitor, Cri- tikon, Tampa, FL, ...
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Cardiac MR Elastography: Comparison with left ventricular pressure measurement
... sively measured pressure changes corroborates the valid- ity of a central assumption made previously in cardiac MRE: The change in shear wave amplitudes over the car- diac cycle is caused by ...
10
Evaluation of Left Ventricular Myocardial Work Quantitatively by Pressure-strain Loop in Young Strength Athletes With Different Heart Rates
... blood pressure detected by electronic sphygmomanometer in a quiet state before examination and then ...the left lateral decubitus position and breath calmly, with simultaneous electrocardiogram ...
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Soybean oil increases SERCA2a expression and left ventricular contractility in rats without change in arterial blood pressure
... the left atrium was opened and a soft distensible latex balloon mounted at the tip of a rigid plastic tube was inserted into the left ventricular cavity through the atrioventricular ...a ...
6
Indirect Measurement of Left Ventricular Filling Pressure (LVFP): The VeriCor System
... To examine the relationship and the level of accuracy of a non-invasive system in directly determining LVEDP, Sharma et al (2002) assessed LVFP by measuring PCWP and LVEDP in 57 persons followed immediately by a Valsalva ...
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Hemodynamic determinants of the time course of fall in canine left ventricular pressure
... isovolumic left ventricular pressure were assessed in isolated canine left ventricular ...preparations. Pressure fall was studied in isovolumic beats or during prolonged ...
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Post exercise left ventricular dysfunction measured after a long duration cycling event
... Doppler echocardiography was used to assess diastolic function. An apical four-chamber view was obtained for a maximized diameter of the mitral annulus. With the sample volume cursor aligned parallel to flow at the ...
5
Pressure flow studies in man: effect of atrial systole on left ventricular function
... subsequent stroke volume significantly. In the other patients, beats preceded by P waves had stroke volumes greater than the controls. In general, there was no difference in stroke volume for beats preceded by a P wave ...
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Noninvasive Surrogates for Left Ventricular Filling Pressure in Patients with Valvular Heart Disease
... Filling pressure is influencing the prognosis of patients with asymptomatic valvular heart disease (VHD) and preserved EF [9], and by this, may also be important for optimal timing of valve ...filling ...
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Electrophysiologic Remodeling of the Left Ventricle in Pressure Overload-Induced Right Ventricular Failure
... Cellular electrophysiology. To establish the cellular basis of ERP prolongation and reduction in longitudinal conduc- tion velocity, we conducted electrophysiologic studies in isolated LV and RV myocytes. Figure 3A shows ...
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Ventricular twist in isolated left ventricular noncompaction
... groups, age- and sex-matched volunteers with sinus rhythm, no cardiovascular disease and good echocardiographic image quality were found, referred to as Control Group A and Control Group B. Throughout their examination, ...
7
Evaluation of Left Ventricular Assist Device Electrical Current as a Predictor of Left Ventricular Recovery
... head pressure across the pump; Q 1 , aortic valve flow rate; Q 2 , pump flow rate; Q 3 , aortic flow rate to systemic circulation; P 1 , pump inlet pressure; P 2 , pump outlet pressure; ω, rotation ...
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Relationship of phasic left atrial volume and emptying function to left ventricular filling pressure: a cardiovascular magnetic resonance study
... Netherland). Left and right ventricular volumes, ejection fraction and myocardial mass were assessed and normalized to body sur- face ...areas measured by planimetry in 2- and 4-chamber views, ...
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Role of Left Ventricular Mass Index Versus Left Ventricular Relative Wall Thickness in Assessment of Left Ventricular Geometry in Non Cardioembolic Stroke Patients
... blood pressure ≥ 140 mmHg and/or diastolic blood pressure ≥ 90 mmHg on two or more properly measured seated blood pressure readings on two or more office visits or patients who were taking ...
6
The quest for load‐independent left ventricular chamber properties: Exploring the normalized pressure phase plane
... no change in the dimen- sionless pressure at which the peak rate of pressure decay occurred in both NSR and PVC ...of pressure rise as a function of pressure in PVCs, the rate of ...
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The association between arterial stiffness and left ventricular filling pressure in an apparently healthy Korean population
... were measured using a volume-plethysmographic apparatus (VP-1000; Colin ...blood pressure and heart rate were recorded ...between left and right baPWV was used for study ...
7
Continuous Positive-Pressure Ventilation Decreases Right and Left Ventricular End-Diastolic Volumes in the Dog
... We measured heart rate, stroke volume, and the determinants of stroke volume: left and right ventricular end-diastolic volumes, isovolumic and ejection phase indices of myocardial contra[r] ...
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The effect of steady state increases in systemic arterial pressure on the duration of left ventricular ejection time
... significant change in cardiac ...constant, left ventricular ejection time increased as mean arterial pressure ...blood pressure and the prolongation of left ventricular ...
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Reciprocal relationship between left ventricular filling pressure and the recruitable human coronary collateral circulation
... filling pressure The present investigation is not unprecedented in documenting, but was designed to demonstrate, that low collateral flow to a blocked coronary artery directly influences LV filling pressure via ...
9
Left Ventricular Volume in Man Measured by Thermodilution
... 7 Although this probably represented direct catechol effect on contractile element, increased inotropirm from increased heart rate per se cannot be ruled out (28)... invariably increased[r] ...
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