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Cardiac remodeling at the population level--risk factors, screening, and outcomes
Ola Gjesdal1, David A Bluemke, Joao A Lima
1Division of Cardiology, Johns Hopkins University School of Medicine, 600 North Wolfe Street, Blalock 524D1, Baltimore, MD 21287-0845, USA.
Insights
Heart failure is rising. Early detection of cardiac remodeling, a precursor to heart failure, is crucial for timely intervention and preventing disease progression. This review examines risk factors and screening strategies for subclinical heart failure.
Area of Science:
- Cardiology
- Public Health
- Preventive Medicine
Background:
- Increasing prevalence of heart failure globally necessitates early detection.
- Cardiac remodeling, characterized by left ventricular changes, precedes clinical heart failure.
- Identifying preclinical stages of heart failure is key to effective treatment.
Purpose of the Study:
- To review population-based studies on cardiac remodeling.
- To explore associations between cardiac remodeling and various risk factors.
- To highlight strategies for screening subclinical heart failure.
Main Methods:
- Review of population-based epidemiological studies.
- Analysis of risk factors including age, sex, ethnicity, and body composition.
- Examination of screening strategies for early detection of heart failure.
Main Results:
- Cardiac remodeling is linked to factors like age, sex, ethnicity, body stature, and disease.
- Subclinical heart failure can be identified through specific screening approaches.
- Understanding these associations aids in predicting and preventing heart failure.
Conclusions:
- Early identification of cardiac remodeling is vital for managing rising heart failure rates.
- Screening for subclinical heart failure is essential in at-risk populations.
- Further research into risk factors and screening methods can improve patient outcomes.
Abstract:
The prevalence of heart failure is increasing in the western world. Current efforts aim to identify heart failure at its earliest and preclinical stages in order to begin treatment and prevent deterioration before the symptoms escalate. Cardiac remodeling is the process of structural and functional changes in the left ventricle in response to internal or external cardiovascular damage or influence by pathogenic risk factors, and is a precursor of clinical heart failure. Cardiac remodeling is classified as isolated cardiac hypertrophy or as hypertrophy in combination with left ventricular dilatation, and has been used as a surrogate end point in clinical trials. In this article, we review population-based studies of cardiac remodeling, providing insights into the associations between remodeling and risk factors such as age, sex, ethnicity, body stature and composition, and disease. We also highlight the importance of screening for subclinical heart failure and describe the strategies used to do so.
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