Rotors, Spirals, and Scroll Waves in the Heart
José Jalife, Mario Delmar, Justus Anumonwo, Omer Berenfeld PhD, Jérôme Kalifa MD, PhD
Abstract
José Jalife, Mario Delmar, Justus Anumonwo, Omer Berenfeld PhD, Jérôme Kalifa MD, PhD
Abstract
This chapter contains sections titled: Self-Organization in Excitable Media Lessons about Cardiac Reentry from the B-Z Reaction The Concept of “Wavebreak” The Ever-Increasing Curvature of a Spiral Wave Front Wavebreaks and “Singularities” Lines of Block in Anisotropic Reentry Spiral Waves and Wavelets Wavebreak Precedes the Initiation of Reentry Excitability and Core Size The Excitable Gap Figure-of-8 Reentry and the Common Pathway Drifting Spirals Drifting Spirals and Electrocardiographic Patterns Doppler Effect and Torsades de Pointes Anchoring and the Transition from Polymorphic to Monomorphic Activation Effects of Externally Applied Waves on Spiral Wave Dynamics Three-Dimensional Scrolls Dynamics of Scroll Waves Experimental Detection of Three-Dimensional Vortex-like Reentry in Cardiac Muscle Summary
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This chapter contains sections titled: Self-Organization in Excitable Media Lessons about Cardiac Reentry from the B-Z Reaction The Concept of “Wavebreak” The Ever-Increasing Curvature of a Spiral Wave Front Wavebreaks and “Singularities” Lines of Block in Anisotropic Reentry Spiral Waves and Wavelets Wavebreak Precedes the Initiation of Reentry Excitability and Core Size The Excitable Gap Figure-of-8 Reentry and the Common Pathway Drifting Spirals Drifting Spirals and Electrocardiographic Patterns Doppler Effect and Torsades de Pointes Anchoring and the Transition from Polymorphic to Monomorphic Activation Effects of Externally Applied Waves on Spiral Wave Dynamics Three-Dimensional Scrolls Dynamics of Scroll Waves Experimental Detection of Three-Dimensional Vortex-like Reentry in Cardiac Muscle Summary
Key concepts: Reentry, Spiral wave, Scroll, Curvature, Spiral (railway), Physics, Vortex, Mechanics