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Phenomics and Robust Multiomics Data for Cardiovascular Disease Subtyping
Enrico Maiorino1, Joseph Loscalzo1,2
1Channing Division of Network Medicine (E.M., J.L.), Brigham and Women's Hospital, Harvard Medical School, Boston, MA.
Insights
Computational methods are advancing cardiovascular disease research by identifying patient subgroups using multiomics and clinical data. This approach aids in developing targeted treatments for conditions like heart failure and coronary artery disease.
Area of Science:
- Cardiovascular research
- Computational biology
- Precision medicine
Background:
- Cardiovascular diseases (CVDs) present complex, heterogeneous phenotypes, challenging treatment development.
- Diverse molecular mechanisms underlie CVDs, necessitating advanced analytical approaches.
- Precision medicine requires identifying distinct patient subgroups for tailored therapies.
Purpose of the Study:
- To review computational approaches for subtyping cardiovascular diseases.
- To outline essential components for selecting, integrating, and clustering omics and clinical data.
- To discuss challenges and future directions in CVD subtyping for clinical application.
Main Methods:
- Review of computational strategies for data selection, integration, and clustering.
- Analysis of feature selection, extraction, and algorithm application in CVD research.
- Examination of subtyping pipelines applied to heart failure and coronary artery disease.
Main Results:
- Computational subtyping utilizes phenotypic and multiomics data to identify distinct CVD patient subgroups.
- Key challenges exist in feature selection, data integration, and clustering algorithm implementation.
- Successful subtyping pipelines have been developed for heart failure and coronary artery disease.
Conclusions:
- Robust computational subtyping is crucial for advancing precision medicine in cardiovascular care.
- Integration of omics and clinical data enables identification of unique disease pathogeneses.
- Future work should focus on translating subtyping approaches into clinical workflows for improved patient outcomes.
Abstract:
The complex landscape of cardiovascular diseases encompasses a wide range of related pathologies arising from diverse molecular mechanisms and exhibiting heterogeneous phenotypes. This variety of manifestations poses significant challenges in the development of treatment strategies. The increasing availability of precise phenotypic and multiomics data of cardiovascular disease patient populations has spurred the development of a variety of computational disease subtyping techniques to identify distinct subgroups with unique underlying pathogeneses. In this review, we outline the essential components of computational approaches to select, integrate, and cluster omics and clinical data in the context of cardiovascular disease research. We delve into the challenges faced during different stages of the analysis, including feature selection and extraction, data integration, and clustering algorithms. Next, we highlight representative applications of subtyping pipelines in heart failure and coronary artery disease. Finally, we discuss the current challenges and future directions in the development of robust subtyping approaches that can be implemented in clinical workflows, ultimately contributing to the ongoing evolution of precision medicine in health care.
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