Mechanisms for discordant alternans

Journal of Cardiovascular Electrophysiology

Volumn 12, Issue 2, 2001, Pages 196-206

  Watanabe, Mari A ^a   Fenton, Flavio H ^b   Evans, Steven J ^c   Hastings, Harold M ^b   Karma, Alain ^a  

^a NORTHEASTERN UNIVERSITY   (United States)

^b HOFSTRA UNIVERSITY   (United States)

^c BETH ISRAEL MEDICAL CENTER   (United States)

Author keywords

Discordant alternans; Dynamic restitution; Restitution; T wave alternans

Indexed keywords

ACTION POTENTIAL; ARTICLE; DISCORDANT ALTERNANS; ELECTROCARDIOGRAM; HEART CONDUCTION; HEART PACING; LONG QT SYNDROME; PRIORITY JOURNAL; SINUS NODE CONDUCTION VELOCITY; STIMULUS RESPONSE; T WAVE; TISSUE HOMOGENATE;

EID: 0035112794     PISSN: 10453873     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1540-8167.2001.00196.x     Document Type: Article

References (33)

1. A case showing electrical alternans of the T wave without change in the QRS complex
2. Electrophysiologic basis for T wave alternans as an index of vulnerability to ventricular fibrillation
3. Electrical alternans of the T-wave: Clinical and experimental evidence of its relationship with the sympathetic nervous system and with the long Q-T syndrome
4. Electrical alternans and cardiac electrical instability
5. Electrical alternans and vulnerability to ventricular arrhythmias
6. Electrical alternans during rest and exercise as predictors of vulnerability to ventricular arrhythmias
7. The effect of acute coronary artery occlusion on subepicardial transmembrane potentials in the intact heart
8. Mechanism linking T-wave alternans to the genesis of cardiac fibrillation
9. Reconstruction of the action potential of ventricular myocardial fibres
10. Vortex dynamics in three-dimensional continuous myocardium with fiber rotation: Filament instability and fibrillation
11. A modification of the Hodgkin-Huxley equations applicable to Purkinje fibre action and pace-maker poentials
12. Electrical alternans and spiral wave breakup in cardiac tissue
13. Cardiac alternans: Diverse mechanisms and clinical manifestations
14. Electrical alternans of the TU wave in Romano-Ward syndrome
15. Pseudo 2:1 atrioventricular block and T wave alternans in the long QT syndromes
16. A graphic method for the study of alternation in cardiac action potentials
17. Biphasic restitution of action potential duration and complex dynamics in ventricular myocardium
18. Electrical alternans and period doubling bifurcations
19. Prevalence of rate-dependent behaviors in cardiac muscle
20. Dynamic restituion of action potential duration during electrical alternans and ventricular fibrillation
21. Electrical restitution and spatiotemporal organization during ventricular fibrillation
22. Memory in an excitable medium: A mechanism for spiral wave breakup in the low-excitability limit
23. Instabilities of a propagating pulse in a ring of excitable media
24. Cardiac electrical restitution properties and stability of reentrant spiral waves: A simulation study
25. Preventing ventricular fibrillation by flattening cardiac restitution
26. New paradigm for drug therapies of cardiac fibrillation
27. Electrical alternation in experimental coronary artery occlusion
28. Effect of heart rate on cardiac membrane potentials and unipolar electrogram
29. Electrical alterans of components of the action potential
30. Electrophysiological alternans and restitution during acute regional ischemia in myocardium of anesthetized pig
31. Cellular and ionic basis for T-wave alternans under long-QT conditions
32. Electrical and mechanical alternans in canine myocardium in vivo
33. Spatiotemporal heterogeneity in the induction of ventricular fibrillation by rapid pacing: Importance of cardiac restitution properties