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Updated: May 12, 2026

Determining the Likelihood of Variant Pathogenicity Using Amino Acid-level Signal-to-Noise Analysis of Genetic Variation
Published on: January 16, 2019
Complex inheritance for susceptibility to sudden cardiac death.
Raha Pazoki1, Michael W T Tanck, Arthur A M Wilde
1Department of Epidemiology, Biostatistics and Bioinformatics, Academic Medical Center Amsterdam (AMC), PO Box 22660, 1100 DD Amsterdam, The Netherlands. r.pazoki@amc.uva.nl.
Sudden cardiac death (SCD) risk is influenced by heritable factors. Genome-wide association studies are identifying genetic variants that increase the risk of SCD, particularly during myocardial infarction.
Area of Science:
- Cardiology
- Genetics
- Molecular Biology
Background:
- Sudden cardiac death (SCD) due to ventricular fibrillation during myocardial infarction is a primary cause of mortality.
- SCD exhibits complex, multifactorial origins and familial aggregation, suggesting a genetic component to risk.
Purpose of the Study:
- To review current understanding of the genetic determinants of SCD in the general population.
- To describe genome-wide association study (GWAS) approaches used to identify SCD risk factors.
Main Methods:
- Review of existing literature on genetic determinants of SCD.
- Analysis of genome-wide association studies (GWAS) investigating common genetic variants associated with SCD risk.
Main Results:
- Genome-wide association studies have successfully identified common genetic variants that modulate the risk of SCD.
- These studies provide insights into the genetic architecture underlying susceptibility to SCD.
Conclusions:
- Heritable factors play a significant role in determining an individual's risk of SCD.
- GWAS are powerful tools for uncovering the genetic basis of complex cardiovascular diseases like SCD.
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