Ventricular Dyssynchrony
VENTRICULAR DYSSYNCHRONY IS COMMON AMONG HEART FAILURE PATIENTS WITH NARROW QRS COMPLEX
... left ventricular dysfunction (EF less than 40%) and narrow QRS complex were prospectively ...mechanical dyssynchrony. Dyssynchrony index which is defined as standard deviation of time to peak ...
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Right ventricular dyssynchrony in patients with pulmonary hypertension is associated with disease severity and functional class
... left ventricular function with improved accuracy and greater reproducibility than conventional echocardiogra- phy ...right ventricular free wall mechanical delay in patients with chronic pulmonary ...
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Echocardiographic Evaluation of Ventricular Dyssynchrony in patients with LBBB.
... of ventricular dyssynchrony lead to rearrangement of both contractile and noncontractile cellular elements and perhaps the extra cellular matrix in the heart, thus stimulating the process of ...
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Echocardiographic assessment of inter and intra ventricular dyssynchrony in heart failure patients with normal QRS duration.
... INTRA VENTRICULAR DYSSYNCHRONY IN HEART FAILURE PATIENTS WITH NORMAL QRS DURATION” is a bonafide work done by me at the department of Cardiology, Madras Medical College and Government General Hospital ...
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A CMR study of the effects of tissue edema and necrosis on left ventricular dyssynchrony in acute myocardial infarction: implications for cardiac resynchronization therapy
... fully 3D edema quantification given as percentage of LV mass (and not as percentage of LV circumference) might have yielded tighter correlations with dyssynchrony. As mentioned in the methods section, for edema ...
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Time-modified OSEM algorithm for more robust assessment of left ventricular dyssynchrony with phase analysis in ECG-gated myocardial perfusion SPECT
... However, in electrocardiography (ECG)-gated myocardial perfusion SPECT, a common method to perform ECG gating is fixed forward gating [3, 4], in which each R–R interval is di- vided into bins of fixed length (usually 8 ...
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Response of Functional Mitral Regurgitation during Dobutamine Infusion in Relation to Changes in Left Ventricular Dyssynchrony and Mitral Valve Geometry
... Color tissue Doppler images were acquired at rest and the final 90 seconds of each dobutamine stress. Images were adjusted to optimize pulse repetition frequency, color satu- ration, and depth to allow for high frame ...
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The prognostic value of mechanical left ventricular dyssynchrony in patients with acute coronary syndrome
... failure. Dyssynchrony was measured as intersegmental variation of time to peak strain, the post systolic index (PSI) and myocardial performance index (MPI) with the standard deviation and difference between lowest ...
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Is There an Incremental Prognostic Value of Evaluating Left Ventricular Dyssynchrony by Gated SPECT in Patients with Systolic Heart Failure and Altered Myocardial Sympathetic Innervation as Evaluated by Cardiac I 123 mIBG Imaging?
... left ventricular reverse remodeling ...derived dyssynchrony parameters (spatial and temporal) and H/M ratio by I-123 mIBG in patients with noni- schemic heart failure ...Spatial dyssynchrony was ...
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Speckle Tracking for Assessment of Left Ventricular Dyssynchrony
... strain dyssynchrony with EF response and long-term survival after CRT in 132 patients using radial strain from short-axis views and transverse strain from apical views ...of dyssynchrony before CRT by ...
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Real-time three-dimensional speckle tracking echocardiography: technical aspects and clinical applications
... Mechanical dyssynchrony is addi- tive to ECG criteria and independently associated with reverse remod- elling and clinical response to cardiac resynchronisation therapy in patients with advanced heart ...Left ...
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Renal sympathetic denervation inhibites the development of left ventricular mechanical dyssynchrony during the progression of heart failure in dogs
... the ventricular remodeling induced by long-term rapid ventricular pacing, consist- ent with the findings of a previous study [39], sug- gesting that RSD attenuate the development of left ventricular ...
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Acute left ventricular dysfunction secondary to right ventricular septal pacing in a woman with initial preserved contractility: a case report
... paced ventricular complex in lead ventricular fibrillation (VF) ...synchronized ventricular pacing with a rate of 80 bpm and QRS duration of 160 ms (Figure ...A ventricular dyssynchrony ...
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Real time 3D echocardiography for evaluation of systolic dyssynchrony index in patients with dilated cardiomyopathy and acute myocardial infarction
... left ventricular end- diastolic volume (LVEDV), left ventricular end-systolic volume (LVESV) and LVEF (Simpson’s ...left ventricular systolic dyssynchrony index (SDI) was estimated using RT3DE ...
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Intraventricular dyssynchrony in light chain amyloidosis: a new mechanism of systolic dysfunction assessed by 3-dimensional echocardiography
... Intraventricular dyssynchrony reduces ventricular efficiency and cardiac performance [11] while cardiac resynchronization therapy improves symptoms and prolongs life ...mental dyssynchrony compared ...
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Vol 1, No 1 (2013)
... explained by the relationships we found between age and patterns of LV ventricular filling. In addition, age was associated with progressive prolongation of inter- and intra-ventricular dyssynchrony. ...
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Left ventricular markers of global dyssynchrony predict limited exercise capacity in heart failure, but not in patients with preserved ejection fraction
... Ventricular dyssynchrony has been shown to contrib- ute to clinical deterioration of HF and resynchronization therapy has proved the opposite ...global dyssynchrony can easily be assessed by Dop- ...
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UNIPOLAR LEAD ELECTROCARDIOGRAPHY IN CHILDREN
... P., Ventricular complex in left ventricular hypertrophy as obtained by unipolar precordial and limb leads, Am. P., Ventricular complex in right ventricular hypertrophy as obtained by uni[r] ...
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Cross-sectional analysis of serum calcium levels for associations with left ventricular hypertrophy in normocalcemia individuals with type 2 diabetes
... The calcium ion is an essential regulator for a great di- versity of physiology processes, including contraction of cardiac, skeletal, and smooth muscle; neurotransmitter release; various forms of endocrine and exocrine ...
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Statistical ranking of electromechanical dyssynchrony parameters for CRT
... of dyssynchrony by echocardiography has not replaced ECG in routine cardiac resynchronisation therapy (CRT) evaluation because of its complexity and lack of ...the dyssynchrony model presented in 2000), ...
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