Results 1 to 10 of about 483,200 (216)

Atrioventricular Reciprocating Tachycardia Mediated by Twin Atrioventricular Nodes

open access: yesJACC: Clinical Electrophysiology, 2016
A 21-year-old man with univentricular and uniatrial heart came for a third attempt at ablation of recurrent supraventricular tachycardia. He had undergone a previous cardiac surgery of a Blalock–Taussig shunt, and bidirectional Glenn, and the electrophysiological study revealed an ...
Antonio, Frontera   +5 more
openaire   +2 more sources

Complete atrioventricular block during neonatal intubation: a case report

open access: yesResuscitation Plus
Preterm infants often experience side effects from intubation. Desaturation and sinus bradycardia are frequent. Atropine as premedication mitigates these risks.We report the occurrence of severe bradycardia related to atrioventricular block during ...
Justine Dauby   +3 more
doaj   +1 more source

Atriofascicular Mahaim with Ebstein anomaly: A case report

open access: yesJournal of Arrhythmia, 2017
We report a case of a 7-year-old girl with atriofascicular Mahaim (AFM) pathway concomitant with Ebstein's anomaly. The QRS wave showed left bundle branch block pattern on electrocardiogram. Holter electrocardiogram showed prolongation of the PR interval
Kazushi Ueshima, MD   +4 more
doaj   +1 more source

Spread of Activity Through the Atrioventricular Node [PDF]

open access: yesCirculation Research, 1960
Electrophysiologic mapping experiments on the excitation of the A-V node of isolated rabbit heart have been performed with intracellular microelectrodes. An area of tissue showing peculiar physiologic characteristics was shown to coincide, at least in part, with the histologic A-V node and His bundle.
A, de CARVALHO, D, de ALMEIDA
openaire   +2 more sources

Feasibility and Efficacy of His Bundle Pacing or Left Bundle Pacing Combined With Atrioventricular Node Ablation in Patients With Persistent Atrial Fibrillation and Implantable Cardioverter‐Defibrillator Therapy

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2019
Background Persistent atrial fibrillation may lead to a higher probability of inappropriate shocks in heart failure patients with an implantable cardioverter‐defibrillator (ICD). The aim of this study was to evaluate the impact of His‐Purkinje conduction
Songjie Wang   +7 more
doaj   +1 more source

Benefits of Permanent His Bundle Pacing Combined With Atrioventricular Node Ablation in Atrial Fibrillation Patients With Heart Failure With Both Preserved and Reduced Left Ventricular Ejection Fraction

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2017
BackgroundClinical benefits from His bundle pacing (HBP) in heart failure patients with preserved and reduced left ventricular ejection fraction are still inconclusive.
Weijian Huang   +6 more
doaj   +1 more source

Junctional ectopic tachycardia (JET)

open access: yesJournal of Arrhythmia, 2020
Junctional ectopic tachycardia (JET) is a tachyarrhythmia arising from the atrioventricular node and His bundle area. Enhanced normal automaticity has been postulated as the mechanism of JET in the majority of patients.
Mohammad Alasti   +8 more
doaj   +1 more source

Clinical and Electrophysiological Predictors of Ventriculoatrial Conduction in Patients under Evaluation for Ventricular Tachyarrhythmia

open access: yesJournal of Tehran University Heart Center, 2010
Background: Ventriculoatrial (VA) conduction has an important role in the initiation and maintenance of some arrhythmias. The aim of this study was to evaluate whether clinical and electrophysiological parameters of atrioventricular (AV) conduction can ...
Mohammad Reza Dehghani   +2 more
doaj  

CARDIAC ARRHYTHMIA AS A CAUSE OF SYNCOPE IN CHILDREN. CLINICAL OBSERVATION

open access: yesActa Biomedica Scientifica, 2017
The article is devoted to problem of syncope with cardiac arrhythmias in children. In pediatric patients, arrhythmogenic syncope represent the greatest threat to life and health.
T. V. Tolstikova   +2 more
doaj   +1 more source

Wide QRS complex tachycardia with a mysterious mask—Tricuspid isthmus‐dependent atrial flutter with preexcitation syndrome and dual atrioventricular nodal pathway conduction

open access: yesClinical Case Reports, 2023
Key Clinical Message Atrial flutter (AFL) and supraventricular tachycardia (SVT) are common arrhythmias in clinic. However, some AFL cases may present additional complexities, such as both accessory pathways (AP) and dual atrioventricular node pathways ...
Chao Liu   +8 more
doaj   +1 more source

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