Results 31 to 40 of about 149,814 (207)

Spontaneous Premature Atrial Contractions Facilitate Diagnosis in a Patient with Typical Atrioventricular Nodal Reentrant Tachycardia

open access: yes, 2021
His refractory atrial extrastimulus can help for differential diagnosis between atrioventricular nodal reentrant tachycardia and junctional tachycardia. In the present patient, spontaneous premature atrial complexes occurred at junctional depolarization,
Ardan M. Saguner, Fu Guan, Firat Duru
core   +1 more source

Differentiation between atrioventricular reentrant tachycardia (AVRT) and AV nodal reentrant tachycardia (AVNRT)

open access: yesThe Egyptian Heart Journal, 2014
Differentiation between atrioventricular reentrant tachycardia (AVRT) and AV nodal reentrant tachycardia (AVNRT) can be sometimes challenging in the EP lab. RV pacing during SVT produces progressive QRS fusion before QRS morphology becomes stable.
Mohammad Shafiq, Amir M. AbdelWahab
doaj   +1 more source

Anatomic-electrophysiological correlations concerning the pathways for atrioventricular conduction. [PDF]

open access: yes, 2001
The remarkable success of radiofrequency ablation in recent decades in curing atrioventricular nodal reentrant tachycardias has intensified efforts to provide a solid theoretical basis for understanding the mechanisms of atrioventricular transmission ...
Mazgalev, TN, Anderson, RH, Ho, SY
core  

Small‐Scale Magnetic Soft Robots for Medical Applications: From Laboratory to Clinical Use

open access: yesSmartBot, Volume 2, Issue 3, September 2026.
Small‐scale magnetic soft robots are emerging as promising platforms for minimally invasive diagnosis and therapy in complex in vivo environments. This review compares untethered and tethered medical magnetic robots in parallel across five translational stages, from basic performance testing to clinical evaluation.
Xingxing Ke   +29 more
wiley   +1 more source

Coexistence of Atrioventricular Nodal Reentrant Tachycardia and Idiopathic Left Ventricular Outflow-Tract Tachycardia [PDF]

open access: yes, 2005
Double tachycardia is a relatively rare condition. We describe a 21 year old woman with history of frequent palpitations. In one of these episodes, she had wide complex tachycardia with right bundle branch and inferior axis morphology.
Arash Arya   +13 more
core  

Interesting Electrophysiological Findings in a Patient With Coincidental Right Ventricular Outflow Tract and Atrioventricular Nodal Reentrant Tachycardia [PDF]

open access: yes, 2004
Tachycardia induced tachycardias are not common in clinical practice, and it is believed that most cases of double tachycardia are coincidental.
Pirat, Bahar   +5 more
core  

Ionic basis of a differential effect of adenosine on refractoriness in rabbit AV nodal and atrial isolated myocytes [PDF]

open access: yes, 1999
Methods: The whole cell patch clamp technique was used to record action potentials and ion currents in AV nodal and left atrial myocytes isolated enzymatically from rabbit hearts.
Kane, K.A., Rankin, A.C., Workman, A.J.
core   +1 more source

Postoperative Nausea and Vomiting After Deep Sedation for Radiofrequency Catheter Ablation in Pediatric Patients

open access: yesJournal of Arrhythmia, Volume 42, Issue 4, August 2026.
This retrospective study investigated the incidence of postoperative nausea and vomiting (PONV) in 70 pediatric radiofrequency catheter ablation procedures under deep sedation. PONV occurred in 17% of procedures, with a significantly higher incidence following left‐sided ablation. Importantly, the majority of PONV symptoms resolved spontaneously within
Yoshikatsu Takeda   +11 more
wiley   +1 more source

The Japanese Catheter Ablation Registry (J‐AB): Annual Report in 2024

open access: yesJournal of Arrhythmia, Volume 42, Issue 4, August 2026.
Analysis of 112 151 catheter ablation procedures from the 2024 Japanese Catheter Ablation (J‐AB) Registry demonstrated consistently low acute complication rates, with a slight reduction from 2023, confirming the safety of contemporary catheter ablation practice in Japan.
Kengo Kusano   +16 more
wiley   +1 more source

High‐Density Electroanatomical Mapping of Alternating Short‐ and Long‐RP Orthodromic Tachycardia With Identical Atrial Breakthrough

open access: yesJournal of Arrhythmia, Volume 42, Issue 4, August 2026.
High‐density electroanatomical mapping during orthodromic tachycardia with alternating short‐ and long‐VA conduction patterns demonstrated an identical earliest atrial breakthrough. Although this supports a common atrial insertion, it cannot distinguish functional longitudinal dissociation within a single accessory pathway from closely adjacent ...
Alejandro Carta‐Bergaz   +3 more
wiley   +1 more source

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