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Challenges Associated with Interpreting Mechanisms of AF

… review different AF mechanisms, including anatomical and functional re-entry, hierarchical drivers and anarchical multiple wavelets. …

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Article

Dynamic High-Density Functional Substrate Mapping In Ventricular Tachycardia Ablation

… Video Dynamic High-Density Functional Substrate Mapping In Ventricular Tachycardia … substrate changes in facilitating conduction delay and re-entry in ventricular tachycardia (VT) circuits. Recorded …

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Video

Anisotropic Cardiac Conduction

… conduction block (UCB), which is a prerequisite for re-entry, the likelihood of propagation of ectopic foci of … may also not accurately identify the location of the functional gap junction components. 30,38 Resolving the …

Type:

Article

Drivers of Atrial Fibrillation: Theoretical Considerations and Practical Concerns

… hope of identifying targets for catheter ablation therapy. Re-entry as a Mechanism Underlying AF While watching the exposed … that re-entry around anatomical structures, or functional re-entry around an unexcitable core due to …

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Article

Science Linking Pulmonary Veins and Atrial Fibrillation

… with AF in multiple population genetic studies. 28,29 Functional studies in animal models have also linked altered … discussed in more detail below (summarised in Figure 2 ). Re-entry Multiple studies have demonstrated that re-entry in the …

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Article

Limitations and Challenges in Mapping Ventricular Tachycardia: New Technologies and Future Directions

… our inability to fully delineate the substrate's fixed and functional electrophysiology determining VT initiation and … entrainment subsequently performed to not only confirm re-entry as the arrhythmia mechanism but to allow for accurate …

Type:

Article

AER Volume 9 Issue 4 Winter 2020

… Ashlynne Merrifield . Foreword Anisotropic Conduction and Re-entry in the Heart Demosthenes G Katritsis ,  Citation:  … to Guide Ventricular Tachycardia Ablation: Elucidating the Functional Substrate Abhishek Bhaskaran ,  John Fitzgerald ,  …

Type:

Edition

Anisotropic Conduction and Re-entry in the Heart

… & Tables References Article Anisotropic Conduction and Re-entry in the Heart Demosthenes G Katritsis , View as PDF … Mark Josephson, clinicians have been aware of anisotropic re-entry as an established mechanism of arrhythmogenesis, …

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Article

Idiopathic Left Ventricular Tachycardia Originating in the Left Posterior Fascicle

… Purkinje cells could facilitate retrograde conduction and re-entry arrhythmia within the Purkinje network. Studies have … common form, accounting for more than 90% of all cases. Re-entry as the Mechanism of Purkinje-related Idiopathic Left …

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Article

Decrement Evoked Potential Mapping to Guide Ventricular Tachycardia Ablation: Elucidating the Functional Substrate

… to Guide Ventricular Tachycardia Ablation: Elucidating the Functional Substrate Abhishek Bhaskaran , John Fitzgerald , … of the areas of slow conduction to critical zones of re-entry and their ability to define ablation targets has not …

Type:

Article