Cardiovascular Magnetic Resonance Imaging in Familial Dilated Cardiomyopathy
Clement Lau1, Uzma Gul1, Boyang Liu2
1New Cross Hospital, Royal Wolverhampton NHS Trust, Wolverhampton WV10 0QP, UK.
Insights
Familial dilated cardiomyopathy (DCM) involves genetic heart muscle disease. Advanced cardiac MRI aids in diagnosing and stratifying risk for this condition, guiding targeted therapies.
Area of Science:
- Cardiology
- Genetics
- Medical Imaging
Background:
- Dilated cardiomyopathy (DCM) is a significant cause of heart failure with high mortality.
- Familial DCM represents a subset of DCM with a genetic basis.
- Understanding familial DCM pathophysiology and imaging is crucial for patient management.
Purpose of the Study:
- To review the pathophysiology of familial DCM.
- To discuss cardiac imaging findings, particularly cardiovascular magnetic resonance (CMR).
- To explore the diagnostic utility and risk stratification potential of advanced imaging in familial DCM.
Main Methods:
- Literature review focusing on familial DCM.
- Analysis of pathophysiology and cardiac imaging findings.
- Evaluation of cardiovascular magnetic resonance (CMR) in diagnosis and risk stratification.
Main Results:
- Familial DCM has distinct pathophysiological mechanisms and imaging characteristics.
- CMR shows promise in identifying specific subtypes and assessing disease severity.
- Risk stratification using advanced imaging can guide therapeutic decisions.
Conclusions:
- Familial DCM requires specialized diagnostic and management approaches.
- Cardiovascular magnetic resonance (CMR) is an evolving tool for familial DCM.
- Improved risk stratification through imaging can optimize treatment strategies for high-risk patients.
Abstract:
Dilated cardiomyopathy (DCM) is a common cause of non-ischaemic heart failure, conferring high morbidity and mortality, including sudden cardiac death due to systolic dysfunction or arrhythmic sudden death. Within the DCM cohort exists a group of patients with familial disease. In this article we review the pathophysiology and cardiac imaging findings of familial DCM, with specific attention to known disease subtypes. The role of advanced cardiac imaging cardiovascular magnetic resonance is still accumulating, and there remains much to be elucidated. We discuss its potential clinical roles as currently known, with respect to diagnostic utility and risk stratification. Advances in such risk stratification may help target pharmacological and device therapies to those at highest risk.
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