atrial tissue doppler imaging
Prediction of new-onset atrial fibrillation by atrial tissue doppler imaging - A novel method to measure total atrial conduction time.
... Total Atrial Conduction Time, which is the time elapsed between the initiation of atrial depolarization and the last depolarization of the same activation front, incorporates both conduction slowing and ...
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Assessment of Left Ventricular Diastolic Dysfunction by Tissue Doppler Imaging in Acute Myocardial Infarction.
... about atrial filling and function, these patterns have been used in conjunction with transmitral flows to better define abnormalities of ventricular ...left atrial volume and pressure due to decreasing left ...
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Assessment of left atrial mechanical functions and atrial electromechanical delay in Juvenile idiopathic arthritis by tissue Doppler echocardiography
... Peak atrial filling velocity; ACR: American College of Rheumatology; AEMD: Atrial electromechanical delay; AF: Atrial fibrillation; Am: Late diastolic velocity; Am wave: Late diastolic wave; BMI: ...
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Tissue Doppler Imaging and strain rate of the left atrial lateral wall: age related variations and comparison with parameters of diastolic function
... (reservoir phase), and two negative waves, E’la and SRE (conduit phase) and A’la and SRA (atrial systole) respectively (Fig. 1b and c). The ratios between E’la/ A’la and SRE/SRA were analyzed. Basal and mid seg- ...
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ASSESSMENT OF INTERATRIAL DYSSYNCHRONY BY TISSUE DOPPLER IMAGING IN MITRAL STENOSIS: EFFECT OF AFTERLOAD REDUCTION AFTER BALLOON MITRAL VALVULOPLASTY.
... and Doppler measurements evaluating cardiac chambers and the severity of MS and TDI were ...left atrial (LA) end-systolic diameter were measured with M-mode in the parasternal long axis view according to ...
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Assessment of Left Atrial Function by Tissue Doppler Strain Imaging in Mitral Stenosis before and after Balloon Mitral Valvotomy.
... left atrial size as determined by Left Atrial dimensions in M mode and 2D echo in A4C, Left Atrial maximum and minimum volumes were significantly higher in patients with Mitral Stenosis as compared ...
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Tissue Doppler and strain imaging: anything left in the echo-lab?
... of tissue velocities of the mitral ring seem to have predictive value independently and additionally to mor- tality after 2 years, which confers them a fundamental prognostic impact which is absolutely not ...
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Detection and evaluation of left ventricular diastolic dysfunction in asymptomatic type 2 diabetic patients by conventional and tissue doppler imaging
... mode. Doppler techniques were used for measurement of the following parameters – left ventricular end-diastolic diameter (LVEDD), left ventricular end-systolic diameter (LVESD), ejection fraction (EF), left ...
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Emergency department bedside echocardiography diagnosis of massive pulmonary embolism with direct visualization of thrombus in the pulmonary artery
... and tissue Doppler ultrasound imaging and lower extremity ultrasonography performed by an ED attending physician revealed a mas- sive pulmonary embolism with right ventricle pressure overload, ...
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Hypercholesterolemia and Myocardial function evaluated via Tissue Doppler Imaging
... All images were obtained with a 7 MHz probe (Vivid 7/ Vingmed General Electric, Milwaukee, WI). Parasternal and apical views were obtained with the probe positioned at a cranial angle over a shaved area on the lower ...
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A Study of Diastolic function in Type II Diabetic Mellitus patients by Conventional Echo Doppler and Tissue Doppler Imaging (TDI).
... Typically, imaging is performed from the apical ...PW Doppler imaging is used to record the flow ...Lt atrial volume and pressure are ...
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Value of natriuretic peptides and tissue Doppler imaging in the estimation of left ventricular filling pressure in patients with cardiac amyloidosis
... Results The median BNP and NT-proBNP levels were 1000 (243–1477) ng/L and 10 106 (2935–13 348) ng/L, respectively. Echocardiography demonstrated left atrial enlargement with a mean volume of 47±16 mL and low ...
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Influence of oxygen tension on myocardial performance. Evaluation by tissue Doppler imaging
... Left atrial, left ventricu- lar (LV), and right ventricular (RV) end-systolic diameter fall during simulated extreme altitude [3] and during moderate altitude exposure ...
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Tissue Doppler Imaging for anthracycline cardiotoxicity monitoring in pediatric patients with cancer
... the atrial systole component of the Dop- pler transmitral pattern (A), which shows a significant in- crement in those who received mediastinal irradiation (Additional file 1: Table ...the atrial systole ...
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Interatrial conduction disturbance in postoperative atrial fibrillation: a comparative study of P-wave dispersion and Doppler myocardial imaging in cardiac surgery
... different atrial walls were identified from the apical views as follows: the right atrial wall (RA), the interatrial septum (IAS), and the left atrial lateral wall (LA-Lat) from the apical ...
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Search | Preprints
... In imaging using the tissue Doppler technique, filters were set to exclude high- frequency ...signals. Tissue Doppler technique measurements were done on apical four- chamber views, ...
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Search | Preprints
... Two Doppler techniques were used – conventional pulsed wave Doppler (PWD) and Doppler tissue imaging ...wave Doppler technique from a four-chamber view, measuring maximum ...
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Tissue doppler imaging for estimation of left ventricular filling pressure in patients with systolic and diastolic heart failure: a comparative simultaneous doppler catheterization study
... curve has provided useful information for determination of filling pressures and prediction of prognosis in selected patients. However, mitral flow is dependent on multiple interrelated factors, including the rate and ...
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How do hypertrophic cardiomyopathy mutations affect myocardial function in carriers with normal wall thickness? Assessment with cardiovascular magnetic resonance
... with tissue Doppler imaging before the development of overt ...left atrial (LA) and left ventricular (LV) dimensions, segmental peak systolic circumferential strain (SCS) and peak diastolic ...
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Incomplete recovery of mechanical and endocrine left atrial functions one month after electrical cardioversion for persistent atrial fibrillation: a pilot study
... used Tissue Doppler Imaging to study LA myocardial deformation in patients with a history of persistent ...the atrial lengthening (represented by a positive peak in strain) that occurs during ...
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