Results 61 to 70 of about 83,638 (203)

Sick Sinus Syndrome and Takotsubo Cardiomyopathy

open access: yesCase Reports in Cardiology, 2018
Background. Takotsubo cardiomyopathy is associated with increased risk of ventricular arrhythmias, atrial fibrillation, and bradyarrhythmias. However, sinus node dysfunction is relatively infrequent in the setting of takotsubo cardiomyopathy. Case Report.
Ahmed S. Yassin   +4 more
doaj   +1 more source

Exercise-induced ventricular arrhythmias and vagal dysfunction in Chagas disease patients with no apparent cardiac involvement

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2015
INTRODUCTION : Exercise-induced ventricular arrhythmia (EIVA) and autonomic imbalance are considered as early markers of heart disease in Chagas disease (ChD) patients. The objective of the present study was to verify the differences in the occurrence of
Henrique Silveira Costa   +6 more
doaj   +1 more source

Shortening of ventriculoatrial interval after ablation of an accessory pathway

open access: yesIndian Pacing and Electrophysiology Journal, 2006
A 21-year old man with history of 8 year palpitation was referred for electrophysiologic study and possible radiofrequency ablation. Physical examination and transthoracic echocardiographic study did not disclose any abnormality.
Mohammad Alasti   +4 more
doaj  

Radiofrequency Ablation for Post Infarction Ventricular Tachycardia [PDF]

open access: yes, 2004
Radiofrequency ablation has an important role in the management of post infarction ventricular tachycardia. The mapping and ablation of ventricular tachycardia (VT) is complex and technically challenging.
O’Donnell, David, Nadurata, Voltaire
core   +1 more source

Catheter ablation of atrial fibrillation : radiofrequency catheter ablation for redo procedures after cryoablation [PDF]

open access: yes, 2013
Aim: To evaluate the effectiveness of two different strategies using radiofrequency catheter ablation for redo procedures after cryoablation of atrial fibrillation. Methods: Thirty patients (paroxysmal atrial fibrillation: 22 patients, persistent atrial
Gramley, Felix, Kettering, Klaus
core   +1 more source

Cronobacter sakazakii induced sepsis-associated arrhythmias through its outer membrane vesicles

open access: yesiScience
Summary: Sepsis-induced arrhythmia, linked to sudden cardiac death, is associated with gut microbiota, though the exact relationship is unclear. This study aimed to elucidate the relationship between Cronobacter sakazakii (C.
Zhi-ping Fu   +3 more
doaj   +1 more source

Chronic beta-adrenoceptor blockade and human atrial cell electrophysiology: evidence of pharmacological remodelling [PDF]

open access: yes, 2003
<b>Objective:</b> Chronic beta-adrenoceptor antagonist (β-blocker) treatment reduces the incidence of reversion to AF in patients, possibly via an adaptive myocardial response.
Kane, K.A.   +4 more
core   +1 more source

Automated Method for Discrimination of Arrhythmias Using Time, Frequency, and Nonlinear Features of Electrocardiogram Signals

open access: yesSensors, 2018
We developed an automated approach to differentiate between different types of arrhythmic episodes in electrocardiogram (ECG) signals, because, in real-life scenarios, a software application does not know in advance the type of arrhythmia a patient ...
Shirin Hajeb-Mohammadalipour   +3 more
doaj   +1 more source

Widespread depolarization during expiration: A source of respiratory drive? [PDF]

open access: yes, 2014
Respiration influences various pacemakers and rhythms of the body during inspiration and expiration but the underlying mechanisms are relatively unknown.
Barnes, Vernon A.   +3 more
core  

Respiratory sinus arrhythmia in diabetic neuropathy [PDF]

open access: yesDiabetologia, 1983
Heart rate variation was measured at different rates of regular deep breathing (2.5 to 13 breaths/min) in 11 normal subjects and 13 diabetic patients with neuropathy, defined clinically by the absence of both ankle jerks or the presence of autonomic symptoms. Subjects were divided into those above and below 30 years old.
openaire   +2 more sources

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