Correlative anatomy and electrophysiology for the interventional electrophysiologist: right atrial flutter.

abstract：INTRODUCTION:To explore the relationship between recurrence of atrial fibrillation (AF) and the autonomic nervous activity evaluated by heart rate variability (HRV) indices after radiofrequency catheter ablation (RFCA) in the early period. METHODS:We enrolled 102 patients with paroxysmal AF and tested the HRV indices ...

journal_title：Journal of cardiovascular electrophysiology

authors： Zhu Z,Wang W,Cheng Y,Wang X,Sun J

更新日期：2020-06-01 00:00:00

abstract：BACKGROUND:Perforation during catheter procedures in either the atrium or ventricle is relatively uncommon, but potentially fatal if tamponade ensues. This study analyzes the occurrence and outcomes of cardiac perforation during catheter-based radiofrequency ablation procedures in the left atrium. METHODS:All patients...

journal_title：Journal of cardiovascular electrophysiology

authors： Bunch TJ,Asirvatham SJ,Friedman PA,Monahan KH,Munger TM,Rea RF,Sinak LJ,Packer DL

更新日期：2005-11-01 00:00:00

abstract：:The search for a mechanism to explain atrial fibrillation (AF) has lasted for over a century and continues. Significant progress in understanding this arrhythmia accelerated with the era of operative treatment of this arrhythmia and intensified with the advent of catheter ablation. Through considerable trial and some ...

journal_title：Journal of cardiovascular electrophysiology

authors： Klein GJ,O'Neill MD,Hocini M,Jaïs P,Haïssaguerre M,Clementy J

更新日期：2007-04-01 00:00:00

abstract：INTRODUCTION:The incidence of left atrial appendage (LAA) thrombus in patients with paroxysmal atrial fibrillation (PAF) who present for pulmonary vein antrum isolation procedure (PVAI) is unknown. METHODS AND RESULTS:All consecutive patients from January 2000 to June 2004 who underwent a PVAI received a computed tomo...

journal_title：Journal of cardiovascular electrophysiology

authors： Khan MN,Usmani A,Noor S,Elayi S,Ching CK,Di Biase L,Patel D,Burkhardt JD,Cummings J,Schweikert R,Saliba W,Natale A

更新日期：2008-04-01 00:00:00

abstract：INTRODUCTION:Repolarization dynamics, reflecting adaptation of QT to changing heart rate, is considered a marker of unfavorable prognosis in patients with heart diseases. We aimed to evaluate the prognostic value of QT/RR slope in predicting total mortality (TM) and sudden death (SD) in patients with congestive heart f...

journal_title：Journal of cardiovascular electrophysiology

authors： Cygankiewicz I,Zareba W,Vazquez R,Almendral J,Bayes-Genis A,Fiol M,Valdes M,Macaya C,Gonzalez-Juanatey JR,Cinca J,Bayes de Luna A,MUSIC Investigators.

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND:Low-voltage zones (LVZs) represent fibrotic tissue and are substrates for atrial fibrillation (AF). We hypothesized that LVZ-based substrate modification along with pulmonary vein isolation (PVI) would improve outcomes in persistent AF (PeAF) patients with LVZs, whereas PVI alone would work in patients witho...

journal_title：Journal of cardiovascular electrophysiology

authors： Yamaguchi T,Tsuchiya T,Nakahara S,Fukui A,Nagamoto Y,Murotani K,Eshima K,Takahashi N

更新日期：2016-09-01 00:00:00

abstract：INTRODUCTION:Increased dispersion of ventricular repolarization is observed in cardiac hypertrophy and is associated with sudden cardiac death. At present, there is little information about the effects of cardiac hemodynamics and antiarrhythmic drugs on dispersion of repolarization in disease states. We compared the ef...

journal_title：Journal of cardiovascular electrophysiology

authors： Gillis AM,Mathison HJ,Kulisz E,Lester WM

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Warning symptoms may provide an opportunity to diagnose genetic disorders leading to preventative therapy. We explored the symptom history of patients with apparently unexplained cardiac arrest to determine the frequency of sentinel symptoms. METHODS:Patients with apparently unexplained cardiac arrest and n...

journal_title：Journal of cardiovascular electrophysiology

authors： Krahn AD,Healey JS,Simpson CS,Chauhan VS,Birnie DH,Champagne J,Gardner M,Sanatani S,Chakrabarti S,Yee R,Skanes AC,Leong-Sit P,Ahmad K,Gollob MH,Klein GJ,Gula LJ,Sheldon RS

更新日期：2012-01-01 00:00:00

abstract：INTRODUCTION:Catheter ablation can terminate persistent atrial fibrillation (AF). However, atrial tachycardia (AT) often arises after termination of AF. METHODS AND RESULTS:Of 215 patients who underwent index stepwise ablation for persistent AF, 141 (66%) patients (64 ± 9 years) in whom AF terminated during the ablati...

journal_title：Journal of cardiovascular electrophysiology

authors： Iwai S,Takahashi Y,Masumura M,Yamashita S,Doi J,Yamamoto T,Sakakibara A,Nomoto H,Yoshida Y,Sugiyama T,Oumi T,Ohno M,Sato Y,Hirao K,Isobe M

更新日期：2017-05-01 00:00:00

abstract：:Despite preserved left ventricular function, exercise capacity is often impaired after cardiac transplantation due to autonomic denervation of the donor's sinus node. We present our experience with atrio-atrial resynchronization in 2 pediatric heart transplant recipients. Both were highly active, suffered from chronot...

journal_title：Journal of cardiovascular electrophysiology

authors： Cadrin-Tourigny J,Fournier A,Khairy P,Vobecky SJ

更新日期：2010-05-01 00:00:00

abstract：INTRODUCTION:Several single-center short-term studies have demonstrated the feasibility, safety, and positive clinical outcomes of permanent His bundle pacing (HBP). We performed a retrospective study to evaluate long-term technical and safety performances of HBP in a large population of pacemaker patients from two dif...

journal_title：Journal of cardiovascular electrophysiology

authors： Zanon F,Abdelrahman M,Marcantoni L,Naperkowski A,Subzposh FA,Pastore G,Baracca E,Boaretto G,Raffagnato P,Tiribello A,Dandamudi G,Vijayaraman P

更新日期：2019-09-01 00:00:00

abstract：INTRODUCTION:Prevention of sudden arrhythmic cardiac death depends on accurate identification of individuals at high risk. Previous studies of signals recorded directly from arrhythmogenic tissue suggested that the predictive value of the signal-averaged ECG could be enhanced by expanded temporal, spectral, and spatial...

journal_title：Journal of cardiovascular electrophysiology

authors： Kavesh NG,Sarang SE,Gold MR

更新日期：2000-02-01 00:00:00

abstract：:Due to the growing number of patients treated with cardiac implantable electronic devices (CIEDs) there is an increased need for lead management, evaluation, and extraction. While CIED lead extraction has many indications, a consistent approach to preprocedural planning should be applied in all cases, including a thor...

journal_title：Journal of cardiovascular electrophysiology

authors： Lewis RK,Pokorney SD,Hegland DD,Piccini JP

更新日期：2020-07-01 00:00:00

abstract：INTRODUCTION:The pulmonary veins (PVs) are a dominant source of triggers initiating atrial fibrillation (AF). While recent evidence implicates these structures in the maintenance of paroxysmal AF, their role in permanent AF is not known. The current study aims to compare the contribution of PV activity to the maintenan...

journal_title：Journal of cardiovascular electrophysiology

authors： Sanders P,Nalliah CJ,Dubois R,Takahashi Y,Hocini M,Rotter M,Rostock T,Sacher F,Hsu LF,Jönsson A,O'Neill MD,Jaïs P,Haïssaguerre M

更新日期：2006-09-01 00:00:00

abstract：UNLABELLED:Amiodarone/Silymarin Treatment for Sustained Atrial Flutter. INTRODUCTION:Because amiodarone generates free radicals that may mediate amiodarone's toxicity, simultaneous therapy with an antioxidant might be beneficial if the antioxidant did not impair amiodarone's antiarrhythmic action. We tested whether si...

journal_title：Journal of cardiovascular electrophysiology

authors： Vereckei A,Zipes DP,Besch H Jr

更新日期：2003-08-01 00:00:00

abstract：INTRODUCTION:We present a novel contact fluorescence imaging (CFI) approach to monitor transmembrane potentials in monolayers of cultured neonatal rat ventricular cells. We apply CFI to demonstrate, for the first time, long-term recordings as well as electrical induction and termination of reentrant activity in this in...

journal_title：Journal of cardiovascular electrophysiology

authors： Entcheva E,Lu SN,Troppman RH,Sharma V,Tung L

更新日期：2000-06-01 00:00:00

abstract：INTRODUCTION:Despite technical progress, ventricular tachycardia (VT) recurrence after unipolar ablation remains relatively high (12%-47%). Bipolar ablation has been proposed as an appealing solution that may overcome limitations associated with unipolar ablation settings. We designed an animal study to compare bipolar...

journal_title：Journal of cardiovascular electrophysiology

authors： Soucek F,Caluori G,Lehar F,Jez J,Pesl M,Wolf J,Wojtaszczyk A,Belaskova S,Starek Z

更新日期：2020-05-01 00:00:00

abstract：:Idiopathic ventricular tachycardia (IVT) in patients without structural heart disease commonly arises from the right or left outflow tracts, but there remain arrhythmias that can only be ablated by an epicardial approach. We report a case of an epicardial ventricular tachycardia originating within the left main corona...

journal_title：Journal of cardiovascular electrophysiology

authors： Atienza F,Arenal A,Ormaetxe J,Almendral J

更新日期：2005-11-01 00:00:00

abstract：BACKGROUND:Ablation of atrial tachycardia (AT) that occurs after cardiac surgery or prior ablation often requires complex lesion sets. In combination with the pre-existing atrial scar, these lesion sets may result in inadvertent intra-atrial conduction block. This study reports the phenomenon of incidental isolation of...

journal_title：Journal of cardiovascular electrophysiology

authors： Markowitz SM,Choi DY,Daian F,Liu CF,Cheung JW,Thomas G,Ip JE,Lerman BB

更新日期：2019-10-01 00:00:00

abstract：INTRODUCTION:Patient acceptance of implantable device therapy has been established as an important outcome but the operationalization and validation of a measure of patient acceptance of implantable device therapy has not been fully completed. This study sought to validate a new measure of patient acceptance of cardiac...

journal_title：Journal of cardiovascular electrophysiology

authors： Burns JL,Serber ER,Keim S,Sears SF

更新日期：2005-04-01 00:00:00

abstract：INTRODUCTION:While some posteroseptal and left posterior accessory pathways (APs) can be ablated on the tricuspid annulus or within the coronary venous system, others require a left-sided approach. "Fragmented" or double potentials are frequently recorded in the coronary sinus (CS), with a smaller, blunt component from...

journal_title：Journal of cardiovascular electrophysiology

authors： Pap R,Traykov VB,Makai A,Bencsik G,Forster T,Sághy L

更新日期：2008-07-01 00:00:00

abstract：BACKGROUND:Low conduction velocity (CV) in the area showing low electrogram amplitude (EA) is characteristic of reentry circuit of atypical atrial flutter (AFL). The quantitative relationship between CV and EA remains unclear. We characterized AFL reentry circuit in the right atrium (RA), focusing on the relationship b...

journal_title：Journal of cardiovascular electrophysiology

authors： Itoh T,Kimura M,Sasaki S,Owada S,Horiuchi D,Sasaki K,Ishida Y,Takahiko K,Okumura K

更新日期：2014-04-01 00:00:00

abstract：INTRODUCTION:Electrical isolation of the left atrial appendage (LAA) is an important adjunctive ablation strategy in patients with nonparoxysmal atrial fibrillation (AF). Patients who have impaired LAA contractility following isolation may require long-term oral anticoagulant (OAC) therapy irrespective of their CHADS2 ...

journal_title：Journal of cardiovascular electrophysiology

authors： Gadiyaram VK,Mohanty S,Gianni C,Trivedi C,Al-Ahmad A,Burkhardt DJ,Gallinghouse JG,Hranitzky PM,Horton RP,Sanchez JE,Della Rocca DG,Di Biase L,Price MJ,Couts L,Gibson D,Natale A

更新日期：2019-04-01 00:00:00

abstract：BACKGROUND:Electrical connections between ipsilateral pulmonary veins (PVs) have been reported histologically and electrophysiologically. This study investigated the impact of electrical connections between ipsilateral PVs on PV isolation using second-generation cryoballoons (CB2-PVI). METHODS:Five hundred eleven atri...

journal_title：Journal of cardiovascular electrophysiology

authors： Miyazaki S,Kajiyama T,Watanabe T,Hada M,Nakamura H,Hachiya H,Tada H,Hirao K,Iesaka Y

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND:Esophageal injury during left atrial ablation is associated with a significant risk of mortality and morbidity. There are no validated approaches to reduce injury outside of avoidance, a strategy critically dependent on a precise understanding of the esophageal anatomy and location. Intracardiac ultrasound (...

journal_title：Journal of cardiovascular electrophysiology

authors： Bunch TJ,May HT,Crandall BG,Weiss JP,Bair TL,Osborn JS,Anderson JL,Muhlestein JB,Lappe DL,Johnson DL,Day JD

更新日期：2013-01-01 00:00:00

abstract：BACKGROUND:Long QT syndrome (LQTS) is a dangerous arrhythmia disorder that often presents in childhood and adolescence. The exercise stress test (EST) and QT-stand test may unmask QT interval prolongation at key heart rate transition points in LQTS, but their utility in children is debated. OBJECTIVE:To determine if t...

journal_title：Journal of cardiovascular electrophysiology

authors： Roston TM,De Souza AM,Romans HV,Franciosi S,Armstrong KR,Sanatani S

更新日期：2020-12-31 00:00:00

abstract：INTRODUCTION:Recent studies have implicated repolarization lability in the genesis of malignant ventricular arrhythmias. However, few data exist on assessment of temporal QT interval variability and its relation to arrhythmogenesis. We tested the ability of the QT variability index (QTVI), a measure of beat-to-beat QT ...

journal_title：Journal of cardiovascular electrophysiology

authors： Atiga WL,Calkins H,Lawrence JH,Tomaselli GF,Smith JM,Berger RD

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:The prognostic value of programmed electrical stimulation (PES) in Brugada syndrome (BrS) remains controversial. Asymptomatic BrS patients generally have a better prognosis than those with symptoms. The purpose of this study was to evaluate the value of nonaggressive PES with up to two extra stimuli and pred...

journal_title：Journal of cardiovascular electrophysiology

authors： Shinohara T,Takagi M,Kamakura T,Sekiguchi Y,Yokoyama Y,Aihara N,Hiraoka M,Aonuma K,Japan Idiopathic Ventricular Fibrillation Study (J-IVFS) Investigators.

更新日期：2020-12-25 00:00:00

abstract：INTRODUCTION:Idiopathic ventricular tachycardia (VT) originating from the left ventricular outflow tract (LVOT) is rare. Previously reported were two cases of LVOT tachycardia which were treated with radiofrequency (RF) catheter ablation through endocardial aortomitral continuity. We report here a case of a repetitive ...

journal_title：Journal of cardiovascular electrophysiology

authors： Shimoike E,Ohnishi Y,Ueda N,Maruyama T,Kaji Y

更新日期：1999-07-01 00:00:00

abstract：:Myasthenia gravis is an autoimmune disorder of the nervous system typically mediated by antibodies against the nicotinic acetylcholine receptor at the neuromuscular junction. Treatment of myasthenia gravis frequently involves the use of cholinesterase inhibitors such as pyridostigmine. Treatment with these agents has ...

journal_title：Journal of cardiovascular electrophysiology

authors： Gehi A,Benatar M,Langberg J

更新日期：2008-02-01 00:00:00