Results 111 to 120 of about 82,658 (284)

Frequency Analysis of Atrial Fibrillation From the Surface Electrocardiogram [PDF]

open access: yes, 2004
Atrial fibrillation (AF) is the most common arrhythmia encountered in clinical practice. Neither the natural history of AF nor its response to therapy are sufficiently predictable by clinical and echocardiographic parameters.
Bollmann, Andreas   +4 more
core  

Prospective in silico trials identify combined SK and K2P channel block as an effective strategy for atrial fibrillation cardioversion

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend In silico trials were conducted in 654 virtual patients with atrial fibrillation (AF) to assess the cardioversion efficacy of three pharmacological treatments: single SK and K2P channel block and combined SK+K2P channel inhibition. Left: representative virtual AF patient with the atria inside the torso.
Albert Dasí   +4 more
wiley   +1 more source

Advances in cardiac devices and bioelectronics augmented with artificial intelligence

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Interfaces between the human heart, diagnostic bioelectronics, artificial intelligence, and clinical care. From left to right: Human heart and biosensor interface; representative waveforms of common diagnostic bioelectronic sensing modalities.
Charles Stark   +3 more
wiley   +1 more source

Repolarization adaptation to rapid change in heart rate in human models – a review

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend This review focuses on non‐invasive assessment of repolarization duration and dispersion (heterogeneity) adaptation to change in heart rate (HR). HR was increased incrementally by left atrial pacing during an electrophysiology (EP) study and by a bolus injection of atropine and in a step up/down fashion by repeated right atrial ...
Lennart Bergfeldt   +5 more
wiley   +1 more source

Virtual left atrial appendage occlusion in paroxysmal atrial fibrillation during sinus rhythm predicts variable reductions in blood stasis

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Stasis before and after left atrial appendage occlusion (LAAO) in participants with high stasis and low stasis. Stasis is predominantly located in LAA and reduced after LAAO. But in the participant with high stasis, stasis remains close to the occlusion site, indicating a potential risk for device related thrombi.
Sophia Bäck   +6 more
wiley   +1 more source

Box Isolation of fibrotic areas: A substrate modification approach in atrial fibrillation patients

open access: yesRevista Portuguesa de Cardiologia, 2017
In the last years, atrial fibrosis was shown to be an independent predictor of procedural failure in patients with paroxysmal and persistent atrial fibrillation.
Fabian Moser   +5 more
doaj   +1 more source

Computational modelling of the pro‐ and antiarrhythmic effects of atrial high rate‐dependent trafficking of small‐conductance calcium‐activated potassium channels

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Small‐conductance calcium‐activated potassium (SK) channels are important for atrial repolarization and can be targeted for atrial‐specific antiarrhythmic treatments. We developed a computational model with a calcium sensor to study the effects of increased pacing rate (5 Hz), which enhances SK‐channel gating and forward ...
Stefan Meier   +3 more
wiley   +1 more source

Atrial fibrosis in atrial fibrillation: Mechanisms, mapping techniques and clinical applications

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Summary of key aspects of atrial fibrosis in atrial fibrillation, highlighting atrial fibrosis as a hallmark of atrial fibrillation (AF). (1) Different types of fibrosis (blue), illustrating reparative and reactive fibrosis; (2) fibrosis detection techniques (green), illustrating late gadolinium enhancement cardiac magnetic ...
Caterina Vidal Horrach   +8 more
wiley   +1 more source

ADJUSTMENT OF PHARMACOLOGICAL ANTIARRHYTHMIC THERAPY IN PATIENTS WITH PAROXYSMAL ATRIAL FIBRILLATION DURING SERIAL TESTING OF ANTIARRHYTHMIC DRUGS WITH TRANSESOPHAGEAL ELECTROPHYSIOLOGICAL STUDIES

open access: yesРоссийский кардиологический журнал, 2003
The work has studied opportunities for ТЕ EPS in serial testing of antiarrhythmic drugs testing to prevent recurrent arrhythmia in patients with atrial fibrillation.
K. A. Skiba, V. V. Petry, V. A. Sulimov
doaj  

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