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Updated: Aug 24, 2025

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
Published on: October 28, 2020
The Dysfunctional Right Ventricle in Dilated Cardiomyopathies: Looking from the Right Point of View
Maria L Iovănescu1,2, Diana R Florescu2,3, Andreea S Marcu1,2
1Department of Cardiology, University of Medicine and Pharmacy of Craiova, 200349 Craiova, Romania.
Insights
Dilated cardiomyopathies (DCMs) involve the right ventricle (RV), impacting heart failure prognosis. Multimodality imaging, including cardiac magnetic resonance (CMR), is crucial for assessing RV function and guiding treatment in DCM patients.
Area of Science:
- Cardiology
- Cardiovascular Imaging
- Heart Failure Research
Background:
- Dilated cardiomyopathies (DCMs) are a primary myocardial disease and a leading cause of heart failure.
- Left ventricular dilation and dysfunction are key determinants of adverse outcomes in DCM.
- Right ventricular (RV) remodeling and dysfunction significantly worsen patient prognosis.
Purpose of the Study:
- To provide a comprehensive overview of RV anatomy and function in DCM.
- To review the pathophysiology, diagnosis, and prognostic value of RV dysfunction in DCM.
- To highlight the role of multimodality imaging in evaluating RV involvement.
Main Methods:
- Review of traditional and novel imaging techniques for RV assessment.
- Focus on transthoracic echocardiography (TTE) and cardiac magnetic resonance (CMR).
- Inclusion of advanced echocardiographic methods like speckle-tracking and 3D echocardiography.
Main Results:
- RV functional assessment is paramount for DCM patient evaluation.
- Multimodality imaging provides incremental prognostic and therapeutic information.
- CMR is the gold standard for RV size and function assessment in DCM.
Conclusions:
- RV dysfunction negatively influences DCM patient prognosis.
- Integrative imaging approaches are essential for diagnosing RV involvement.
- All DCM patients warrant at least one CMR evaluation for comprehensive RV assessment.
Abstract:
Dilated cardiomyopathies (DCMs) are a heterogenous group of primary myocardial diseases, representing one of the leading causes of heart failure, and the main indication for heart transplantation. While the degree of left ventricular dilation and dysfunction are two key determinants of adverse outcomes in DCM patients, right ventricular (RV) remodeling and dysfunction further negatively influence patient prognosis. Consequently, RV functional assessment and diagnosing RV involvement by using an integrative approach based on multimodality imaging is of paramount importance in the evaluation of DCM patients and provides incremental prognostic and therapeutic information. Transthoracic echocardiography remains the first-line imaging modality used for the assessment of the RV, and newer techniques such as speckle-tracking and three-dimensional echocardiography significantly improve its diagnostic and prognostic accuracy. Nonetheless, cardiac magnetic resonance (CMR) is considered the gold standard imaging modality for the evaluation of RV size and function, and all DCM patients should be evaluated by CMR at least once. Accordingly, this review provides a comprehensive overview of the anatomy and function of the RV, and the pathophysiology, diagnosis, and prognostic value of RV dysfunction in DCM patients, based on traditional and novel imaging techniques.
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