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Personalized genomic medicine: a future prerequisite for the prevention of coronary artery disease
Robert Roberts1, Alexandre Fr Stewart
1Division of Cardiology, Univeristy of Ottawa Heart Institute, Ottawa, Ontario, Canada. rroberts@ottawaheart.ca
Insights
Personalized medicine will use genomic variants to prevent coronary artery disease (CAD), the leading cause of death. Genome-wide scanning and advanced imaging will identify genetic susceptibility for comprehensive CAD prevention.
Area of Science:
- Genetics
- Cardiovascular Disease
- Personalized Medicine
Background:
- Coronary artery disease (CAD) is a leading cause of mortality globally.
- Approximately 50% of CAD susceptibility is attributed to genetic factors.
- Current prevention strategies focus on risk factors, but genetic predisposition requires further investigation.
Purpose of the Study:
- To explore the role of genomic variants in coronary artery disease susceptibility.
- To investigate the potential of genome-wide scanning for identifying CAD-related genes.
- To assess the utility of multislice CT for coronary arteriography in prevention research.
Main Methods:
- Utilizing a DNA chip with 500,000 markers for genome-wide scanning.
- Employing multislice CT for high-throughput coronary arteriograms.
- Integrating genomic data with imaging for comprehensive risk assessment.
Main Results:
- Genome-wide scanning enables identification of genes contributing to CAD.
- Multislice CT provides necessary imaging for research and prevention in at-risk individuals.
- Personalized medicine approaches incorporating genetic data are emerging.
Conclusions:
- Genomic variants play a significant role in coronary artery disease susceptibility.
- Advanced technologies like genome-wide scanning and multislice CT are crucial for personalized prevention.
- Integrating genetic information into healthcare will be key to eliminating CAD in the 21st century.
Abstract:
Within the next 10-15 years, medicine will be personalized in large part on the basis of the individual's genomic variants. Coronary artery disease remains the number one cause of morbidity and mortality in the Western world and is predicted to become the number one cause worldwide by 2010. It has been stated that treating the risk factors of coronary artery disease has made it a preventable disease that should be eliminated in the 21st century. It is postulated that about 50% of susceptibility to coronary artery disease is genetic, involving known and occult risk factors. Thus, comprehensive prevention will require identification of genetic susceptibility. The recent technology of a chip with 500,000 DNA markers makes genome-wide scanning to identify the genes contributing to coronary artery disease possible. Multislice CT will provide the high-throughput coronary arteriograms required for this research and for prevention in asymptomatic individuals with a family history of heart disease.
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