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Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
Published on: October 28, 2020
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Left Ventricular Dyssynchrony by Three-Dimensional Echocardiography: Current Understanding and Potential Future
1Division of Cardiology, University of Texas Medical Branch, Galveston, Texas.
Echocardiography (Mount Kisco, N.Y.)
|April 30, 2015
Summary
Three-dimensional echocardiography (3DE) shows promise in assessing left ventricular mechanical dyssynchrony, potentially improving patient selection for cardiac resynchronization therapy (CRT) and outcomes in heart failure.
Area of Science:
- Cardiology
- Medical Imaging
- Echocardiography
Background:
- Left ventricular mechanical dyssynchrony is a key prognostic factor in heart failure.
- Current methods for assessing dyssynchrony have limitations, leading to suboptimal cardiac resynchronization therapy (CRT) response in about one-third of patients.
- Three-dimensional echocardiography (3DE) offers advanced quantitative evaluation of left ventricular (LV) function.
Purpose of the Study:
- To review the role of 3DE in assessing LV mechanical dyssynchrony.
- To explore 3DE's potential in predicting CRT response and improving patient selection.
- To discuss 3DE applications in systolic heart failure, LV hypertrophy, and diastolic heart failure.
Main Methods:
- Review of current literature on 3DE techniques for LV mechanical dyssynchrony assessment.
- Focus on 3DE speckle tracking and strain analysis advancements.
- Examination of 3DE's utility in various heart failure populations.
Main Results:
- 3DE measurement of LV systolic dyssynchrony index shows potential for predicting CRT response.
- Novel 3DE techniques may enhance accuracy in dyssynchrony assessment.
- 3DE may aid in diagnosing and predicting outcomes for patients with LV hypertrophy and diastolic heart failure.
Conclusions:
- 3DE is a promising tool for assessing LV mechanical dyssynchrony, potentially optimizing CRT.
- Further validation in large multicenter studies is needed for novel 3DE techniques.
- 3DE may broaden diagnostic and prognostic capabilities across different heart failure types.
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