Tissue Doppler Strain Imaging
Assessment of Left Atrial Function by Tissue Doppler Strain Imaging in Mitral Stenosis before and after Balloon Mitral Valvotomy.
... atrial Tissue Doppler velocities & Tissue Doppler derived Strain imaging is a feasible method for assessment of left atrial ...
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Killich, Markus (2007): Tissue Doppler Imaging: Erstellung von Referenzwerten für Tissue Velocity Imaging, Strain und Strain Rate beim Hund. Dissertation, LMU München: Tierärztliche Fakultät
... frühdiastolische Strain Rate waren in der Studie von BOETTLER et ...systolische Strain Rate mit der Kontraktilität korreliert, welche von der Herzfrequenz unabhängig ...die Strain Rate positiv mit ...
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Tissue Doppler, Strain and Strain Rate in ischemic heart disease “How I do it”
... need for good spatial resolution (i.e. high line density) limits the frame rate at which grey scale data can be ac- quired, leading to a lower temporal resolution of STI data. Modern analysis software offer many display ...
9
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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Tissue Doppler Imaging and strain rate of the left atrial lateral wall: age related variations and comparison with parameters of diastolic function
... Previously, we have reported the associations observed between the velocity profile of LA lateral wall measured by TDI online by spectral pulse with atrial SRI by speckle tracking, and o[r] ...
11
Influence of oxygen tension on myocardial performance. Evaluation by tissue Doppler imaging
... window. Tissue Doppler recordings were acquired as dig- ital loops in the apical 4-chamber, 2-chamber, and long- axis views ...peak strain in the 16-segment left ventricular model and in 3 segments ...
8
Wagner, Tobias (2006): Tissue-Doppler-Imaging (TDI): Erstellung von Referenzwerten für Tissue Velocity, Strain und Strain-Rate bei der Katze. Dissertation, LMU München: Tierärztliche Fakultät
... Bei der weiteren statistischen Auswertung der Daten von E- und A-Welle mittels Diskriminanzanalyse wurde nach einer Herzfrequenz gesucht, ab der es zu einer Verschmelzung der beiden Wellen kommt. Hintergedanke war, dass ...
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An In-Vivo Investigation of the Cardio-Protective Potential of Aspirin, β-oestradiol and Calcipotriol for Trastuzumab Treatment of Her-2 Positive Breast Cancer
... haemodynamic tissue Doppler imaging measurements, it reveals the contractile function of the heart ...to tissue Doppler imaging as problems with transducer angles of insonation ...
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Myocardial tissue Doppler echocardiography and N-terminal B-type natriuretic peptide (NT-proBNP) in diastolic and systolic heart failure
... recently: Strain and longitudinal dis- placement [15]. Strain measures compression and disten- sion of myocardial segments ("deformation imaging") and is reduced in systolic dysfunction ...
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Right ventricular dyssynchrony in patients with pulmonary hypertension is associated with disease severity and functional class
... of strain and strain rate echocar- diography using tissue Doppler imaging (TDI) has pro- vided an objective means to quantify global and regional left ventricular function with improved ...
10
Tissue Doppler Imaging for anthracycline cardiotoxicity monitoring in pediatric patients with cancer
... pulsed-wave Tissue Doppler Imaging clearly demon- strated its sensitivity towards these alterations, but it didn’t add any information to the conventional echo- cardiography at these stages of the ...
8
CORONARY ARTERY DISEASE AND SEGMENTAL ISOVOLUMIC RELAXATION PATTERNS- WHAT IS THE RELATION?
... different definition of significant CAD(he stated that sig. CAD when stenosis>50%). Kofo et al 15 found that WMA has a sensitivity (77%) which was higher than our result but lower specificity (55%) in detecting any ...
6
Early right ventricular systolic dysfunction in patients with systemic sclerosis without pulmonary hypertension: a Doppler Tissue and Speckle Tracking echocardiography study
... Twenty-two patients with SSc (17 women, 5 men, mean age 57 ± 13.4 years, range 31 to 77 years) were included into the study. According to serological anti- body analysis and Rodnan Skin Score, 11 patients had a limited ...
9
Echocardiographic assessment of inter and intra ventricular dyssynchrony in heart failure patients with normal QRS duration.
... The most recent trial addressing this issue was the ECHO – CRT trial 11 . This was a randomized multicenter trial involving Patients in NYHA Class III or IV heart failure with LVEF <= 35%, diastolic LV dimension ...
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Speckle tracking echocardiography analyses of myocardial contraction efficiency predict response for cardiac resynchronization therapy
... pulsed-wave Doppler ultrasound in the LV outflow ...longitudinal strain curve by 2D speckle tracking for a healthy ...longitudinal strain (%) and the X axis displays time according to EKG ...
12
ASSESSMENT OF INTERATRIAL DYSSYNCHRONY BY TISSUE DOPPLER IMAGING IN MITRAL STENOSIS: EFFECT OF AFTERLOAD REDUCTION AFTER BALLOON MITRAL VALVULOPLASTY.
... pulsed Doppler signal filters until a Nyquist limit of 15–20 cm/s was reached and the minimal optimal gain was ...pulsed Doppler sample volume was put on the lateral mitral annulus and tricuspid ...
10
Hypercholesterolemia and Myocardial function evaluated via Tissue Doppler Imaging
... TDI was performed from an apical four-chamber view with very low contrast and a 5 mm tissue sampling vol- ume at the mitral annulus from both septal and lateral walls. From the acquired images, the following ...
7
Detection and evaluation of left ventricular diastolic dysfunction in asymptomatic type 2 diabetic patients by conventional and tissue doppler imaging
... vein doppler is helpful but sometimes difficult to read, most often detected by other parameters like left ventricular hypertrophy, history ...of tissue doppler has made the diagnosis of Grade II ...
5
Tissue Doppler imaging of carotid plaque wall motion: a pilot study
... with Tissue Doppler Imaging (TDI) mode was used to scan a longitudinal section of the ...TDI imaging set to ON; Tissue Opt Parameter set to ...
15
Strain and strain rate parametric imaging. A new method for post processing to 3-/4-dimensional images from three standard apical planes. Preliminary data on feasibility, artefact and regional dyssynergy visualisation
... rate imaging, a modality developed at the Norwe- gian University of Science and Technology in Trondheim [6], is a spatial derivation of velocity: SR = ((v(x) - v(x + ∆x)) / ∆x in the direction of the ultrasound ...
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