Unstable eigenmodes are possible drivers for cardiac arrhythmias
2011

Unstable Eigenmodes and Cardiac Arrhythmias

publication Evidence: moderate

Author Information

Author(s): Aslak Tveito, Glenn Lines, Ola Skavhaug, Mary M. Maleckar

Primary Institution: Simula Research Laboratory, Centre for Biomedical Computing

Hypothesis

Unstable eigenmodes are possible drivers for cardiac arrhythmias.

Conclusion

The study suggests that unstable eigenmodes can lead to ectopic beats, which may drive arrhythmias.

Supporting Evidence

  • Ectopic beats can be characterized by unstable eigenmodes of the resting state.
  • Mathematical models provide insight into the mechanisms of arrhythmia.
  • Alterations in cardiac tissue can destabilize the resting state and lead to ectopic beats.

Takeaway

Sometimes, the heart can misfire and cause problems. This study found that certain patterns in heart signals can make these misfires happen more often.

Methodology

The study used mathematical models to analyze how changes in cardiac tissue can lead to ectopic beats.

Digital Object Identifier (DOI)

10.1098/rsif.2011.0152

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