Ablation methods patients with paroxysmal catheter ablation. Medical search. Frequent questions

Methods This retrospective observational study included 120 patients (18 years or older) with paroxysmal or persistent atrial fibrillation who underwent RFA for de novo pulmonary vein isolation guided either by an UHDMS (n=63) or NUHDMS (n=57) for their index procedure. (unav.edu)
The efficacy of posterior wall isolation (PWI) on top of pulmonary vein isolation (PVI) in patients affected by persistent atrial fibrillation (AF) is still controversial and little is known about the impact of contact-force (CF) technology. (jafib.com)
A total of 73 consecutive patients (20.5% female) affected by persistent atrial fibrillation (10.9% long-standing) underwent PWI as an adjunctive therapy to PVI using CF sensing catheters. (jafib.com)
In persistent atrial fibrillation, PWI on top of PVI using CF sensing catheters is safe and effective, providing great reduction of burden of ARs. (jafib.com)
Among patients with persistent atrial fibrillation, we found no difference in maintenance of sinus rhythm in either linear ablation or ablation of complex fractionated electrograms was performed in addition to pulmonary vein isolation in short- and long-term follow-up. (jafib.com)
The study monitored patients for one year and found that PFA was effective in 66.2% of patients with paroxysmal atrial fibrillation and 55.1% of patients with persistent atrial fibrillation. (m3globalresearch.blog)

Conclusion In patients treated with an NUHDMS, 25% had a repeat ablation for recurrent arrhythmia, whereas only 9% of patients treated with a UHDMS had one (61% relative risk reduction), resulting in an average cost saving per patient of euro1,600. (unav.edu)
Catheter ablation success was defined as freedom from any sustained atrial arrhythmia recurrence after a 3-month blanking period following catheter ablation. (cepia.team)
DESIGN Retrospective analysis of the outcome of patients with ventricular arrhythmia treated with IABCP after transfer between 1992 and 1997. (bmj.com)
PATIENTS 21 patients (mean age 58 years) who underwent IABCP for control of ventricular arrhythmia. (bmj.com)
IABCP resulted in suppression of ventricular arrhythmia in 18 patients, of whom 13 were weaned from IABCP. (bmj.com)
After stabilisation of ventricular arrhythmia, 10 patients were maintained on medical treatment alone and one underwent endocardial resection. (bmj.com)
IABCP failed to control ventricular arrhythmia in three patients and was subsequently discontinued. (bmj.com)
In patients with impaired left ventricular function, medically refractory ventricular arrhythmia can present a difficult management problem. (bmj.com)
In such circumstances non-pharmacological methods of arrhythmia management such as endocardial resection and ventricular tachycardia ablation are currently employed, despite the high risk of these procedures in the unstable patient. (bmj.com)
An alternative physical method that suppresses the arrhythmia and stabilises the haemodynamic status may allow time for implementation of appropriate drug treatment or enhance the patient's condition before a non-pharmacological approach. (bmj.com)
In this report we describe a retrospective review of the efficacy of IABCP in controlling ventricular arrhythmia in patients resistant to antiarrhythmic drug treatment, repeated dc cardioversion, and pacing strategies. (bmj.com)
Between 1992 and 1997, 21 patients (17 male, four female) were transferred to our unit (a cardiac tertiary referral centre) with medically resistant ventricular arrhythmia for further management, and were considered suitable for IABCP. (bmj.com)
Consideration of IABCP was given to any patient with ventricular arrhythmia refractory to conventional treatment, but who would be suitable for more definitive treatment or who might otherwise have a reasonable quality of life if the arrhythmia were controlled. (bmj.com)
The pulmonary vein cryoablation is performed to terminate the onset of cardiac arrhythmia, paroxysmal atrial fibrillation. (agram-bolnica.hr)
The catheter is pushed to the pulmonary veins and the tissue around the pulmonary veins is cooled to about -80 Celsius in order to destroy (ablate) the source of the arrhythmia and establish a normal heart rhythm. (agram-bolnica.hr)
The CARTO electro-anatomical mapping equipment uses catheters that have a location sensor to acquire the electrogram automatically and simultaneously in each position, as well as its coordinates in each location, thus creating a three-dimensional electro-anatomical map of the chamber where the arrhythmia originates, providing real-time information that is highly relevant to ablation. (centromedicoabc.com)
Given the significant morbidity associated with this common arrhythmia, surgical and catheter ablation techniques have been developed to treat AF. (readme.io)

Backgrounds: We hypothesized radiofrequency Catheter ablation (RFCA) of atrial fibrillation (AF) in patients with structural heart disease (SHD) results in outcomes comparable to those with lone AF. (elsevierpure.com)
The lack of reproduction of clinical PSVT by programmed electrical stimulation, which is not uncommon in AV node reentrant tachycardia (AVNRT), is a dilemma in making the decision of the therapeutic end point of radiofrequency catheter ablation. (tmu.edu.tw)
Background: Although it has been known that radiofrequency Catheter ablation (RFCA) of atrial fibrillation (AF) induces reverse remodeling of atrium, its mechanism has not been evaluated yet. (korea.ac.kr)
Twenty-six patients underwent radiofrequency catheter ablation for AF at the Erasmus Medical Center in Rotterdam, the Netherlands, and 11 patients were treated at the Onze Lieve Vrouwe Gasthuis in Amsterdam, the Netherlands. (bsl.nl)

Pulsed field ablation (PFA) is a non-thermal energy source with promising safety and efficacy advantages. (go.jp)
Conclusions - Ectopic beats initiating PAF can originate from the non-PV areas, and catheter ablation of the non-PV ectopy has a moderate efficacy in treatment of PAF. (tmu.edu.tw)
Numerous studies have documented the marginal efficacy of antiarrhythmic drugs (AAD) for maintaining sinus rhythm in patients with paroxysmal atrial fibrillation (AF). (acc.org)
In this retrospective study, we present our experience with PWI using CF sensing catheters and its efficacy and safety as an adjunctive ablation strategy on top of PVI for management of patients with persistent and longstanding persistent AF. (jafib.com)
We sought to investigate the long-term efficacy of slow- pathway catheter ablation in patients with spontaneous, documented paroxysmal supraventricular tachycardia (PSVT) and dual atrioventricular (AV) node pathways but without inducible tachycardia. (tmu.edu.tw)
Comparative favoring evidence regarding the efficacy, logistics, and safety of a higher power, shorter duration (HPSD) ablation strategy compared to a lower power, longer duration (LPLD) ablation strategy is insubstantial. (authorea.com)
INTRODUCTION: Data regarding the efficacy of catheter ablation in patients with atrial fibrillation (AF) and patients' previous history of pulmonary lobectomy/pneumonectomy are scanty. (vub.be)
We sought to evaluate the efficacy and long-term follow-up of catheter ablation in this highly selected group of patients. (vub.be)
Long-term outcomes are favorable, and a similar efficacy of catheter ablation has been noticed in both males and females. (vub.be)
Whereas most patients are interested in the safety, efficacy and postprocedural recovery of atrial fibrillation (AFib) ablation, this patient was curious about my procedural technique. (acc.org)
Over the last decade, the techniques employed to treat AF by catheter-based means have improved in efficacy, even for more advanced forms of persistent AF. (heart.org)
The objective of this study was to compare the efficacy and safety of different CA strategies for AF ablation through network meta-analysis (NMA). (biomedcentral.com)
The objective of this study was to systematically review the efficacy and safety of all different CA strategies for the treatment of patients with paroxysmal (PAF) and non-paroxysmal AF (non-PAF). (biomedcentral.com)
While there are still questions regarding the long-term safety and efficacy of PFA, its potential impact on the electrophysiology ablation catheter market is significant. (m3globalresearch.blog)

as recently as 2004, Dr. Cox defined the mini-maze as requiring an endocardial approach:[citation needed] "In summary, it would appear that placing the following lesions can cure most patients with atrial fibrillation of either type: pulmonary vein encircling incision, left atrial isthmus lesion with its attendant coronary sinus lesion, and the right atrial isthmus lesion. (wikipedia.org)
Their method came to be known as the minimaze or microwave minimaze procedure, because microwave energy was used to make the lesions that had previously been performed by the surgeon's scalpel. (wikipedia.org)
In patients with CAD (n=44), there was no significant differences in terms of culprit vessels or number of coronary lesions. (elsevierpure.com)
Encircling ablation lesions around the pulmonary vein os and a connecting roof line was completed with either an 8mm tip or irrigated RFA catheter. (acc.org)
Contact-force (CF) technology was not, however, routinely used in previous prospective studies on percutaneous PWI, even if it provides deeper and more durable lesions when integrated in ablation catheters either in paroxysmal or in persistent AF ablations 12 - 14 . (jafib.com)
Target lesion failure (TLF), comprising cardiac death, non-fatal myocardial infarction, and target vessel revascularization, occurred in 7.1% of 872 consecutive de novo coronary lesions in 586 patients. (bvsalud.org)
We aimed to explore target LI measurements at each radiofrequency application (RFA) for creating sufficient ablation lesions during pulmonary vein (PV) isolation. (authorea.com)
Creation of sufficient ablation lesions was assessed by the absence of a conduction gap. (authorea.com)
It utilizes radiofrequency energy and is a minimally invasive method to make lesions (scar tissue), using warmth, to interject irregular electrical signals in the heart. (medgadget.com)
Some EPs created radiofrequency (RF) ablation lesions using a point-by-point technique, while others used a drag technique. (acc.org)
In these cases, there can be variability not only in the quantity of ablation lesions performed but also in the quality of each ablation lesion delivered. (acc.org)

We investigated consecutive patients who underwent catheter ablation for paroxysmal atrial fibrillation from January 2013 to April 2017 in two French centres. (cepia.team)
Eighty-two patients (55 men, mean age 55.9 +/- 6.1 y) underwent catheter ablation and 84 patients (58 men, mean age 57.2 +/- 5.4 years) received antiarrhythmic drug (AAD) therapy. (anti-cancers.com)

We aimed to develop a convenient, safe, effective and fast method of pulmonary vein isolation (PVI) utilizing a penta-spline PFA catheter via a single femoral vein and a venous closure system. (go.jp)
Pulmonary vein isolation (PVI) is currently recommended for paroxysmal atrial fibrillation (AF) catheter ablation, but persistent AF remains a clinical challenge 1 - 3 . (jafib.com)
Predictive value of premature atrial complex characteristics in pulmonary vein isolation for patients with paroxysmal atrial fibrillation. (cepia.team)
Thus, pulmonary vein isolation is the cornerstone of catheter ablation for paroxysmal atrial fibrillation. (cepia.team)
To assess whether premature atrial complex characteristics before catheter ablation can predict pulmonary vein isolation success in paroxysmal atrial fibrillation. (cepia.team)
Patients were included if they were treated with pulmonary vein isolation alone, and had 24-hour Holter electrocardiogram data before catheter ablation available and a follow-up of≥6 months. (cepia.team)
Preprocedural premature atrial complex analysis on 24-hour Holter electrocardiogram in paroxysmal atrial fibrillation may improve patient selection for pulmonary vein isolation. (cepia.team)
median age 65.2 years old) with a history of pneumonectomy/lobectomy and paroxysmal or persistent AF, treated by means of pulmonary vein isolation (PVI) at ten participating centers were included. (vub.be)
METHODS AND RESULTS: Two hundred seven patients with drug-refractory AF underwent successful focal ablation or isolation of AF foci. (tmu.edu.tw)
Ambitious treating dyslipidemia might be of interest in all of the patients undergoing Eee fix no matter various other atherosclerotic disease position and danger issue account.Aim: Pulmonary spider vein isolation will be indicated in ag-881 inhibitor patients using characteristic remote atrial fibrillation not necessarily governed along with antiarrhythmic treatment. (notes.io)
The completeness of electrical isolation was checked with two Lasso catheters within the ipsilateral (same side) pulmonary veins at least 30 minutes after completion of the ablation. (afibbers.org)
Inducibility of atrial tachyarrhythmias after circumferential pulmonary vein isolation in patients with paroxysmal atrial fibrillation: clinical predictor and outcome during follow-up. (afibbers.org)
Pulmonary vein isolation remains the cornerstone of atrial fibrillation (AF) ablation. (jafib.com)
However, due to high recurrence rates, especially in patients with persistent AF, PV antral isolation, complemented by linear ablation, autonomic modulation, and ablation of complex fractionated electrograms, have been attempted to increase the odds of success. (jafib.com)
We performed a prospective randomized trial by assigning 92 patients with persistent AF in 1:1 ratio to pulmonary-vein isolation plus ablation of electrograms showing complex fractionated activity (45 patients), or pulmonary-vein isolation plus additional linear ablation across the left atrial roof and mitral valve isthmus (47 patients). (jafib.com)
3 ]. PV isolation has been the cornerstone of AF ablation. (jafib.com)
However, due to a relatively high recurrence rate, especially in patients with persistent AF, other ablation techniques have been developed, involving a PV antral isolation, often complemented by ablation lines, and ablation of complex fractionated atrial electrograms. (jafib.com)
We prospectively randomized patients undergoing pulmonary vein isolation to either additional linear ablation, versus the adjunctive ablation targeting fractionated or high-frequency electrograms ablation for the treatment of AF. (jafib.com)
Some EPs would only perform a pulmonary vein isolation (PVI) for a case of persistent AFib, whereas other EPs would pursue additional lesion sets (beyond PVI) for a case of paroxysmal AFib. (acc.org)
For example, posterior wall isolation can be achieved with a roof and floor line or with ablation of all posterior wall signals. (acc.org)
28 male) suffering from LSP-AF who underwent pulmonary vein isolation (PVI) and linear ablation were compared. (bsl.nl)
The risk of recurrence was significantly decreased compared to pulmonary vein isolation (PVI) alone for PVI with renal denervation (RR: 0.60, CI: 0.38-0.94), PVI with ganglia-plexi ablation (RR: 0.62, CI: 0.41-0.94), PVI with additional ablation lines (RR: 0.8, CI: 0.68-0.95) and PVI in combination with bi-atrial modification (RR: 0.32, CI: 0.11-0.88). (biomedcentral.com)
The clinical problem is that the AF population is heterogeneous, and pulmonary vein isolation (PVI) alone is not the solution for all patients. (biomedcentral.com)
Current techniques for catheter ablation of AF include pulmonary vein isolation and complex fractionated atrial electrogram (CFAE) ablation. (readme.io)

RESULTS Before IABCP, 10 patients had incessant monomorphic ventricular tachycardia and 11 had paroxysmal ventricular tachycardia and/or ventricular fibrillation (VT/VF). (bmj.com)
Slow-pathway catheter ablation is highly effective in eliminating spontaneous PSVT in which the tachycardia is not inducible despite the presence of dual AV node pathways. (tmu.edu.tw)
Paroxysmal supraventricular tachycardia (paroxysmal SVT) is an episodic condition with an abrupt onset and termination. (medscape.com)
For patient education information, see the Heart Health Center , as well as Supraventricular Tachycardia (SVT, PSVT) , Atrial Fibrillation (AFib ) , Atrial Flutter , and Arrhythmias (Heart Rhythm Disorders) . (medscape.com)
Seventeen (28%) of the 60 patients (group II) developed sustained atrial tachyarrhythmias (AF in 8 patients, common-type atrial flutter in 6 patients, and left macro re-entrant atrial tachycardia in 3 patients). (afibbers.org)
After an average follow-up of 16 months, 18 of the 43 patients (42%) in group I had experienced one or more episodes of atrial tachycardia (13 with recurrent AF and 5 with new atrial tachycardia with stable cycle length). (afibbers.org)
In group II, 7 of 17 patients (41%) experienced atrial tachycardia (2 with recurrent AF and 5 with new atrial tachycardia with stable cycle length). (afibbers.org)
All 25 patients with recurrent tachycardia underwent a repeat procedure and all showed signs of recovered electrical conduction between the pulmonary veins and the left atrium. (afibbers.org)
Clinicians who care for symptomatic AF patients have certainly observed them to often experience shortness of breath, chest discomfort, loss of stamina, sensation of tachycardia and in some cases heart failure. (heart.org)
Not only is the risk of death in patients with AF twice that of patients without AF, but AF can result in myocardial ischemia or even infarction, heart failure exacerbation, and tachycardia-induced cardiomyopathy if the ventricular rate is not well-controlled. (ahrq.gov)
Whether or not a rhythm-control strategy is adopted, adequate rate control should be achieved in all patients with AF to prevent myocardial infarction (if significant coronary artery disease is present), exacerbation of heart failure, and tachycardia-induced cardiomyopathy and to alleviate symptoms. (ahrq.gov)
Head of the department of functional diagnostics prof. Oleg Zharinov and assistant professor Victor Kutz conducted workshops on the diagnosis and management of patients with ventricular tachycardia and binodal heart disease. (kyiv.ua)
Therefore, it is an essential tool for the treatment of catheter ablation of arrhythmias such as atrial fibrillation and ventricular tachycardia, among others. (centromedicoabc.com)
Focal atrial tachycardia is usually episodic or paroxysmal. (medscape.com)
In a patient with supraventricular tachycardia (SVT), the presence of warm-up phenomenon on an electrocardiogram (eg, on Holter monitoring) suggests that the SVT is atrial tachycardia. (medscape.com)
In patients with frequent or incessant tachycardias, a decline in effort tolerance and symptoms of heart failure may represent early manifestations of tachycardia-induced cardiomyopathy. (medscape.com)
Reentrant atrial tachycardia is not uncommon in patients with a history of a surgically repaired atrial septal defect. (medscape.com)
In patients with multifocal atrial tachycardia (MAT), the history may disclose an underlying illness that is causing the tachycardia. (medscape.com)
Because of the abrupt onset and termination of the reentrant SVT, the nonspecific term paroxysmal supraventricular tachycardia (or even the misleading term paroxysmal atrial tachycardia [PAT]) has been used to refer to these tachyarrhythmias. (medscape.com)
In most patients with AVNRT, the tachycardia is initiated when an atrial premature complex is blocked in the fast pathway but can conduct via the slow pathway. (medscape.com)
In the United States, atrioventricular nodal reentry tachycardia (AVNRT) occurs in 60% of patients (with a female predominance) presenting with paroxysmal supraventricular tachycardia (SVT), the other major types being bypass-mediated tachycardias and atrial tachycardias. (medscape.com)
The prognosis for patients with atrioventricular nodal reentry tachycardia (AVNRT) is usually good in the absence of structural heart disease. (medscape.com)

Conclusions: In 57% of our patients, the esophagus was in direct contact with the CS, and a significantly shorter distance between the esophagus and the CS ostium was noted in these patients. (nycu.edu.tw)
Conclusions: SR restoration after ablation was associated with an improved eGFR and UACR in PeAF patients, but not PAF patients. (elsevierpure.com)
CONCLUSIONS: Catheter ablation by radiofrequency ablation or cryoablation in patients with pulmonary stumps is feasible and safe. (vub.be)
Conclusions: LMDT following AAA is associated with a heightened success compared with patients who weren't utilizing medicine therapy pertaining to dyslipidemia. (notes.io)
CONCLUSIONS: Symptomatic patients with AF experienced more adverse outcomes compared with asymptomatic patients. (elsevierpure.com)

We compared patient characteristics, short- and long-term procedural outcomes, resource usage, and clinical outcomes followed up to 16 months between the two treatment groups. (unav.edu)
The Self-Rating Depression Scale, Self-Rating Anxiety Scale, and Medical Outcomes Survey 36-item Short-Form questionnaires were completed by these patients at baseline, and at 3, 6, 9, and 12 months of follow-up. (anti-cancers.com)
Select appropriate, evidence-directed pharmacological and non-pharmacological therapies to achieve optimal outcomes for patients with heart rhythm disorders. (heartrhythm365.org)
We included studies comparing patients underwent HPSD and LPLD strategies for AF ablation and reporting either of the following outcomes: freedom from atrial tachyarrhythmia (AT) including AF and atrial flutter, procedure time, or periprocedural complications. (authorea.com)
The aims of this study were to compare AF-related outcomes according to a baseline symptom scale score and to determine the best treatment strategy for asymptomatic patients with AF. (elsevierpure.com)
Rhythm control was associated with more favorable composite outcomes in the asymptomatic group with paroxysmal AF, left atrium diameter ≤50 mm, and CHA 2 DS 2 -VASc score ≥3. (elsevierpure.com)
In asymptomatic patients with AF, a strategy of rhythm control improved the outcomes, especially with paroxysmal AF, smaller left atrium size, or higher stroke risk. (elsevierpure.com)
These results indicate that PFA, utilising a unique irreversible electroporation energy, can be a viable treatment option for atrial fibrillation patients, delivering outcomes comparable to established ablation technologies. (m3globalresearch.blog)
By leveraging ML and AI-driven insights, healthcare professionals can optimise treatment plans and enhance patient outcomes. (m3globalresearch.blog)
product safety and patient clinical outcomes. (who.int)

A total of 320 patients who underwent an initial catheter ablation procedure for AF using a CB, HB, or LB in 2 hospitals were included. (go.jp)
A linear ablation element is provided adjacent to the circumferential ablation element in a combination assembly which is adapted for use in a less-invasive "maze"-type procedure in the region of the pulmonary vein ostia in the left ventricle. (justia.com)
Healthcare resource utilization, clinical data, complications, patients' medical complaints related to the ablation procedure and patient's reported outcome measures will be prospectively traced and evaluated. (unav.edu)
In the present study, we sought to determine the pattern of LA performance change immediately and short-term after AF ablation and whether such alternation of LA function is related the procedure outcome at long-term follow-up. (biomedcentral.com)
18 years old, had previous AF ablation or cardiac surgery procedure, valvular AF, congenital heart disease, previous atrioventricular node ablation, permanent pacing or no follow-up data. (biomedcentral.com)
There was a significant reduction in the HPSD group for total procedure (WMD=49.60, 95%CI:29.76-69.44) and ablation (WMD=17.92, 95%CI:13.63-22.22) times, but not for fluoroscopy time (WMD=1.15, 95%CI:-0.67-2.97). (authorea.com)
However, a HPSD strategy can significantly reduce total procedure and ablation times. (authorea.com)
After the first ablation procedure, Holter monitoring and event recorders were used to evaluate symptomatic recurrent AF. (tmu.edu.tw)
A second ablation procedure was recommended if the antiarrhythmic drugs could not control recurrent AF. (tmu.edu.tw)
In addition, the incidence of antiarrhythmic drugs use (38% vs 84%, P = 0.001) to maintain sinus rhythm after the first episode of recurrent AF was significantly lower in group 1 than group 2 patients, and the incidence of a second intervention procedure (8% vs 35%, P = 0.051) tended to be lower in group 1 than group 2 patients. (tmu.edu.tw)
Results: As many as 2063 patients experienced Bbb restore procedure. (notes.io)
This should be kept in mind when evaluating trials of new catheters and robot-assisted ablation systems since such trials often equate success with lack of conduction or inducibility immediately following the procedure. (afibbers.org)
The primary endpoint was freedom from any documented recurrence of atrial fibrillation after a single ablation procedure. (jafib.com)
The overall procedure time and radiation exposure were higher in the PVI+linear ablation group. (jafib.com)
The procedure for ablation of paroxysmal atrial fibrillation. (agram-bolnica.hr)
The procedure is the latest method and has evolved as an alternative to radiofrequency ablation. (agram-bolnica.hr)
The procedure is indicated in patients who have symptomatic paroxysmal atrial fibrillation that does not respond to drug therapy. (agram-bolnica.hr)
The procedure is performed in patients with chest pain (angina pectoris), who have clearly positive non-invasive diagnostic test results (ergometry, heart scintigraphy, ECG holter, cardiac ultrasound) with symptoms indicating the coronary heart disease. (agram-bolnica.hr)
The procedure is urgent in patients presented with an acute coronary syndrome or unstable angina pectoris (progression of symptoms in the last 2 months and/or at minimal physical activity and/or at rest). (agram-bolnica.hr)
During this procedure electrogram-based ablation is performed. (bsl.nl)
Patients were enrolled after they had undergone a coronary stent procedure in which a drug-eluting stent was placed. (mdrenalconsult.com)
Little invasive procedure for the patient (performed through the groin). (centromedicoabc.com)
Pulsed-field ablation (PFA) is emerging as the newest treatment for atrial fibrillation, offering improvements in procedure, speed, and safety. (m3globalresearch.blog)

Left atrial (LA) function can be impaired by the atrial fibrillation (AF) ablation and might be associated with the risk of recurrence. (biomedcentral.com)
Left atrial function deteriorates immediately following AF ablation and partially recovers in 3 months but remains abnormal in the majority of patients. (biomedcentral.com)
The remaining 43 patients (72%) did not develop tachyarrhythmias after burst pacing (group I). The researchers observed that the area encircled by the CCLs was significantly smaller in group II than in group I. There was also a trend for group II members to have a larger left atrial volume and area than found among group I members. (afibbers.org)
The first of these trials, published in 2009, tested the hypothesis that the ARB valsartan could reduce the recurrence of AF in patients with underlying cardiovascular disease, diabetes or left atrial enlargement and a history of documented AF, in addition to established treatments.2 A total of 1442 patients were enrolled into the study-722 assigned to the valsartan group (target dose 320 mg) and 720 to the placebo group. (romanianjournalcardiology.ro)
Advances in molecular genetics and imaging, coupled with techniques for endocardial and epicardial mapping in the electrophysiology laboratory present an opportunity to significantly improve our understanding of (1) The relation of paroxysmal versus persistent AF with (a) structural left atrial changes (left/right atrial scar, wall thinning, pulmonary vein anomalies, and coronary sinus dilation) and with (b) candidate genetic variants. (readme.io)

Methods The improveD procEdural workfLow for cathETEr ablation of paroxysmal AF with high density mapping system and advanced technology (DELETE AF) study is a prospective, single-arm, international post-market cohort study designed to demonstrate a low rate of clinical atrial arrhythmias recurrence with an improved procedural workflow for catheter ablation of paroxysmal AF, using the most advanced point-by-point RF ablation technology in a multicenter setting. (unav.edu)
The purpose of the forum was to familiarize cardiologists, doctors of functional diagnostics, cardiac surgeons with modern methods of diagnostics and interventional treatment of cardiac arrhythmias. (kyiv.ua)
80% of cardiac arrhythmias can be treated by catheter ablation, thus eliminating the need for medication. (centromedicoabc.com)
Improvements in imaging technology, mapping systems, ablation techniques, and the use of artificial intelligence (AI) have further transformed the field, enabling more precise diagnosis and effective treatment of cardiac arrhythmias. (m3globalresearch.blog)

At a 12-month follow-up, 9 (23%) patients had AF recurrence in the linear ablation and 8 (21%) patients in the CFAE groups. (jafib.com)
At a mean follow-up duration of 59±36 months, 48.3% of patients in the linear ablation group and 44.6% of patients in the CFAE group were free from AF (p=0.403). (jafib.com)
Furthermore, several randomized studies have produced conflicting results regarding the benefit of adding linear ablation lines, CFAE ablation, both or none. (jafib.com)
Hence we designed a prospective study to establish freedom from AF with combined wide area circumferential ablation and linear ablation, vs. combined wide area circumferential ablation and CFAE ablation in addition to antiarrhythmic therapy. (jafib.com)
Ninety-two patients with symptomatic persistent AF were randomized to PVI+ additional linear ablation group vs. PVI + physiology guided CFAE ablation. (jafib.com)
Patients were divided into two groups: LA ablation (PVI and linear ablation) with and without defragmentation. (bsl.nl)

A curated bundle of Ablation sessions presented at Heart Rhythm 2023. (heartrhythm365.org)
Learning objectives specific to the session are listed at the individual session within Heart Rhythm On Demand 2023: Ablation. (heartrhythm365.org)
The enrollment in the trial is estimated to be about 550 patients, and the goal date for completion is the summer of 2023. (beatafibca.com)

As the primary temperature-controlled, watered radiofrequency (RF) ablation system with diamonds, the DTA system will be consumed for healing patients with recurring, symptomatic paroxysmal atrial fibrillation (AF) and those who have been impassive to drug therapy. (medgadget.com)

To be included, patients had ≥2 episodes of symptomatic paroxysmal AF within the preceding six months but no episode of AF that was longer than seven days requiring cardioversion. (acc.org)
During the conference a symposium-"Antithrombotic therapy in patients with atrial fibrillation" was held, where aspects of the use of anticoagulants in patients with paroxysmal atrial fibrillation, in patients carrying out the cardioversion, catheter ablation, in patients with renal insufficiency were discussed. (kyiv.ua)

The patients with refractory hypertension and PAF simultaneously were common in clinical. (hindawi.com)
persistent AF, 30.6%) who underwent RFCA of AF and compared imaging, hemodynamic, electrophysiologic parameters and clinical outcome between the patients with (n=77) and without (n=351) SHD. (elsevierpure.com)
Conclusion: RFCA of AF in patients with selected SHD results in clinical outcome comparable to those with lone AF, in spite of advanced LA remodeling. (elsevierpure.com)
Currently, little is known about the clinical efficacies of dotinurad in patients with hyperuricemia and hypertension. (bvsalud.org)
The aim of this study was to assess the clinical effects of a selective urate reabsorption inhibitor dotinurad on serum uric acid (SUA) levels and relevant vascular markers in patients with hyperuricemia and treated hypertension. (bvsalud.org)
METHODS: This investigator-initiated, multicenter, prospective, single-arm, open-label, exploratory clinical trial in Japan enrolled patients with hyperuricemia and treated hypertension who received a 24-week dotinurad therapy (a starting dose at 0.5 mg once daily and up-titrated to 2 mg once daily). (bvsalud.org)
The clinical and electrophysiologic characteristics of the 27 patients were compared with those of patients with dual AV node pathways and inducible AVNRT (group B, n = 55) and patients with dual AV node pathways alone without clinical PSVT (group C, n = 47). (tmu.edu.tw)
Both hydroxychloroquine and azithromycin continue to be administered in US clinical trials examining their potential role in prevention of infection, treatment of mild infection in ambulatory patients, and in combination with other medical regimens in treatment of patients with severe disease. (authorea.com)
Concern regarding use of hydroxychloroquine without adequate rhythm monitoring in clinical trials has been recently expressed.1 A review of clinicaltrials.gov at the time of submission of this correspondence reveals actively recruiting trials of combined hydroxychloroquine/azithromycin with or without additional COVID-19 therapies, for both ambulatory and hospitalized patients within and outside the US. (authorea.com)
ISSN=None ------>authors_c=None ------>score=500 ------>journal_name=Journal of Cardiovasuclar Electrophysilology ------>paper_name=Clinical Outcome of Very Late Recurrence of Atrial Fibrillation after Catheter Ablation of Paroxysmal Atrial Fibrillation ------>confirm_date=20031018 ------>tch_id=086019 ------>pmid=12875420 ------>page1=598 ------>fullAbstract=INTRODUCTION: High recurrence rate is still a major problem associated with ablation of paroxysmal atrial fibrillation (AF). (tmu.edu.tw)
CONCLUSION: The incidence of very late recurrent AF after ablation of paroxysmal AF is very low, and the clinical outcome of patients with very late recurrent AF is benign. (tmu.edu.tw)
SCI_JNo=None ------>authors2_c=None ------>publish_area=None ------>updateTitle=Clinical outcome of very late recurrence of atrial fibrillation after catheter ablation of paroxysmal atrial fibrillation. (tmu.edu.tw)
With so much variability in RF PVI, it becomes apparent why many RF-based clinical studies have struggled to demonstrate the superiority of ablation lesion sets beyond PVI. (acc.org)
Until guidelines insist upon some semblance of uniformity in RF ablation, it may be challenging to prove that additional RF ablation lesion sets consistently confer clinical benefit. (acc.org)
This technology has been used in other fields of medicine, and the first cardiac catheter ablation using IRE was performed as part of a clinical trial in Europe about two years ago. (beatafibca.com)
As a principal investigator or PI for this clinical trial titled: Pulsed Field Ablation (PFA) System for the Treatment of Paroxysmal Atrial Fibrillation (PAF) by Irreversible Electroporation (IRE), Dr. Banker has a vital job. (beatafibca.com)
In the past 2 years, a number of landmark clinical trials have been published which further our understanding and clinical management of patients with atrial fibrillation (AF). (romanianjournalcardiology.ro)
A recent clinical trial called PULSED AF explored the use of pulsed-field ablation (PFA) to treat patients with paroxysmal or persistent symptomatic atrial fibrillation that did not respond to antiarrhythmic drugs. (m3globalresearch.blog)

The patients all underwent a PVI using electroanatomical mapping (CARTO, Pappone method) to create two continuous lesion circles (CCLs) around the right and left pulmonary veins. (afibbers.org)

Background - Most of the ectopic beats initiating paroxysmal atrial fibrillation (PAF) originate from the pulmonary vein (PV). (tmu.edu.tw)

The researchers conclude that non-inducibility of post-procedural atrial tachyarrhythmia does not predict long-term success in paroxysmal afibbers having undergone a PVI. (afibbers.org)

Post-ablation, all patients will be monitored with ambulatory event monitoring, starting within 30 days post-ablation to proactively detect and manage any recurrences within the 90-day blanking period, as well as Holter monitoring at 3, 6, 9, and 12 months post-ablation. (unav.edu)
AAD could be used during the first 3 months post ablation. (acc.org)

Patients with symptomatic and drug-refractory AF who underwent first time AF ablation at Mayo Clinic (Rochester, MN) between April 2009 and May 2011 were included. (biomedcentral.com)
Methods and Results: Thirty patients (25 males, mean age = 54 ± 11 years) with drug-refractory paroxysmal AF were included. (nycu.edu.tw)

Rare complications of paroxysmal SVT include myocardial infarction, congestive heart failure, syncope, and sudden death. (medscape.com)
It results in fewer complications than radiofrequency ablation, better tolerated by patients, superior to medication therapy, and at least as successful as radiofrequency ablation. (agram-bolnica.hr)
Cardiac complications constitute a major cause of postoperative morbidity and mortality in surgical patients. (medscape.com)

1-3 Radiofrequency ablation (RFA) has been demonstrated to significantly reduce and eliminate AF episodes, reduce symptoms and reduce the need for medical therapy. (acc.org)
Significantly more patients in the RFA group compared to AAD group were free from any AF (85% vs. 71%, p = 0.004) and from symptomatic AF (93% vs. 84%, p = 0.01) at 24 months. (acc.org)
In the PeAF patients with CKD, ln-RHI significantly increased at 6 months after the ablation, and the change (Δ) in ln-RHI was significantly correlated with the ΔeGFR (r=0.35, p = 0.03). (elsevierpure.com)
2. When we compared the patients with reduced LA size (n=114) and those without LA reverse remodeling (n=42), pre-procedural E/E cedil was significantly higher (10.4±4.0 vs. 8.4±2.5, p=0.002) in spite of similar left ventricular ejection fraction (p=0.294), and the early recurrence rate within 3months of ablation was lower (27.7% vs. 45.2%, p=0.028) in patients with LA reverse remodeling. (korea.ac.kr)
Rhythm control led to a significantly lower risk of a composite outcome in asymptomatic patients (hazard ratio [HR], 0.47 [95% CI, 0.27- 0.84], P=0.01). (elsevierpure.com)
Among patients with recent cerebral ischaemia, intensive antiplatelet therapy did not reduce the incidence and severity of recurrent stroke or TIA, but did significantly increase the risk of major bleeding. (mdrenalconsult.com)
In patients with a myocardial infarction more than 1 year previously, treatment with ticagrelor significantly reduced the risk of cardiovascular death, myocardial infarction, or stroke and increased the risk of major bleeding. (mdrenalconsult.com)
The prevalence of cerebral microbleeds (CMBs) is significantly higher in patients with atrial fibrillation (AF) than in those without AF. (researchsquare.com)
The prevalence of CMBs is significantly higher in patients with AF than in those without AF 4 , 10 , 11 , and CMBs in patients with AF have been reported to be primarily of the lobar type 4 , 12 . (researchsquare.com)

If pharmacological therapy is insufficient or associated with side effects, the 2006 ACC/AHA/ESC Guidelines recommend ablation of the atrioventricular node (AVN) in conjunction with permanent pacemaker implantation to control heart rate. (ahrq.gov)

The technology has finally made it stateside, and Dr. Banker is the Principal Investigator for the AdmIRE trial for pulse field ablation on behalf of Biosense Webster, the device manufacturer. (beatafibca.com)

This invention is a circumferential ablation device assembly which is adapted to forming a circumferential conduction block in a pulmonary vein. (justia.com)
The assembly includes a circumferential ablation element which is adapted to ablate a circumferential region of tissue along a pulmonary vein wall which circumscribes the pulmonary vein lumen, thereby transecting the electrical conductivity of the pulmonary vein against conduction along its longitudinal axis and into the left atrium. (justia.com)
More specifically, it is a circumferential ablation device assembly which is adapted to ablate a selected circumferential region of tissue along a pulmonary vein wall and thereby form a circumferential conduction block against conduction along the longitudinal axis of the pulmonary vein wall. (justia.com)
Results: After first-pass encircling PV antrum ablation, left atrium to PV conduction remained in 12 of 30 (40%) ipsilateral PVs. (authorea.com)
[ 4 ] In the majority of patients with AVNRT, antegrade conduction occurs over the slow pathway, and retrograde conduction occurs over the fast pathway during AVNRT. (medscape.com)

190 consecutive patients with hypertension and PAF were recruited. (hindawi.com)
About 300 consecutive patients with standard indications for AF ablation will be enrolled in this study. (unav.edu)
Methods: This prospective study included 15 consecutive patients scheduled to undergo an initial ablation of paroxysmal atrial fibrillation (AF). (authorea.com)
Methods and Results: We prospectively measured estimated glomerular filtration rate (eGFR), urinary albumin-to-creatinine ratio (UACR), and reactive hyperemia index (RHI) in 358 consecutive patients with AF before and 6 and 12 months after the ablation. (elsevierpure.com)

After PVI using the penta-spline PFA catheter, extra pulse trains were added to the posterior wall for wide antral circumferential ablation. (go.jp)
The circumferential ablation element includes an expandable member with a working length that is adjustable from a radially collapsed position to a radially expanded position. (justia.com)
Circumferential ablation around both ipsilateral PVs was performed using a 4-mm irrigated ablation catheter with an LI sensor. (authorea.com)

Among the PeAF patients, recurrent AF was identified in 41, but only transiently in 38 patients. (elsevierpure.com)
12 months) recurrent AF (group 1) and 57 patients (28%) with late (within 12 months after ablation) recurrent AF (group 2). (tmu.edu.tw)

Introduction: The anatomic proximity between the esophagus and the coronary sinus (CS) might render the esophagus vulnerable to thermal injury during ablation. (nycu.edu.tw)
Using the high-quality coronary CT angiography, a non-invasive diagnostic method, we select patients indicated for a pharmacological therapy combined with the change of lifestyle habits, and also recognize the patients who should be referred to further invasive diagnostic procedures. (agram-bolnica.hr)
The newly equipped catheterization laboratory or "Cath lab" allows symptomatic patient to undergo interventional procedures, such as the percutaneous transluminal coronary angioplasty with stent implantation. (agram-bolnica.hr)
Special Hospital Agram formed the multidisciplinary "Heart Team" assembled of an invasive cardiologist, non-invasive cardiologist, cardiac surgeon, anaesthesiologist and other medical specialists in order to find the best solution for every patient having coronary disease. (agram-bolnica.hr)
Patients with MAT frequently have structural heart disease, mainly coronary artery disease and valvular heart disease, often in conjunction with COPD. (medscape.com)

Renal artery denervation (RDN) can treat hypertension and paroxysmal atrial fibrillation (PAF). (hindawi.com)
In the treatment of refractory hypertension, renal artery ablation (RDN) has become the most important nonpharmaceutical treatment modality [ 1 - 3 ]. (hindawi.com)
Selective invasive left and right renal artery angiography was performed by using a JR4.0 catheter. (hindawi.com)
We hypothesized the underlying mechanism was improvement in renal and endothelial function corresponding to AF burden, and investigated whether restoration of sinus rhythm (SR) after ablation affected these functions according to AF type. (elsevierpure.com)
In PeAF patients with CKD, an improved endothelial function after ablation was associated with an improved renal function. (elsevierpure.com)
The investigators found that irbesartan did not reduce cardiovascular events or hospitalisation rates for AF (total of 9016 enrolled with a mean follow-up of 4.1 years) and that, not surprisingly, more patients in the irbesartan group had symptomatic hypotension and renal dysfunction than those in the placebo group. (romanianjournalcardiology.ro)
Elevated plasma vitamin B12 concentrations were identified as predictors of mortality in patients with oncologic, hepatic and renal diseases, and in elderly and critically ill medical patients. (mdpi.com)

Incidence and Determinants of QT Interval Prolongation in COVID-19 Patients Treated w. (authorea.com)
The incidence of AF is on the rise, and it is projected that by the year 2050 more than 10 million patients will be affected by AF in the United States alone. (readme.io)

Catheter-based techniques in the 1970s paved the way for interventional electrophysiology procedures. (m3globalresearch.blog)

Postoperative sinus rhythm had been managed throughout 82% of the using paroxysmal atrial fibrillation (13/15 with 6 months, 9/11 with 12 months), 60% experienced prolonged atrial fibrillation (8/12 from 6 months and also 6/10 at 12 months), and 20% got long-standing continual atrial fibrillation (1/5 at Half a dozen along with 12 months). (notes.io)

The 2011 Focused Update on the Management of Patients with Atrial Fibrillation-by the American College of Cardiology Foundation (ACCF), the AHA, and the Heart Rhythm Society (HRS)-addressed the issue of strict versus lenient rate control in patients with AF. (ahrq.gov)

Many of us identify our own operative knowledge about thoracoscopic lung spider vein seclusion inside patients in to whom percutaneous ablation features failed. (notes.io)

Methods: We searched MEDLINE, EMBASE and Cochrane Library from inception to April 2020. (authorea.com)
Results: Nine studies from 2006-2020 involving 2,282 patients were included (1,369 patients underwent HPSD strategy and 853 patients underwent LPLD strategy). (authorea.com)

Despite universal agreement that PVI is the cornerstone of AFib ablation, considerable variability remains in how this is achieved. (acc.org)

However, despite the incorporation of various strategies for ablation, long-term recurrence rates of AF remain higher than 25 percent after ablation. (readme.io)

Discussion The DELETE AF trial will provide additional knowledge on long-term outcome following a structured ablation workflow, with high density mapping, advanced algorithms and local impedance technology, in an international multicentric fashion. (unav.edu)
Utilize quality improvement measures, methods, and tools to foster systems-based improvements in heart rhythm care, outcome, and value. (heartrhythm365.org)

The rate of adverse events was low, with only 0.7% of patients experiencing primary safety issues. (m3globalresearch.blog)

Specifically, the Institute called upon researchers to compare the effectiveness of treatment strategies for AF, including surgery, catheter ablation, and pharmacological treatment. (ahrq.gov)

The type segment of the radiofrequency ablation devices market consists of bipolar radiofrequency ablation and unipolar radiofrequency ablation. (medgadget.com)
Methods: Thirty-four adult individuals using defeated catheter ablations (assortment 1-4, mean Only two +/- One) have thoracoscopic bipolar-radiofrequency pulmonary problematic vein seclusion. (notes.io)

In 2002 Saltman performed a completely endoscopic surgical ablation of AF and subsequently published their results in 14 patients. (wikipedia.org)
In 2005, he published his results in the first 27 patients. (wikipedia.org)
Methods and Results - Two hundred forty patients with a total of 358 ectopic foci initiating PAF were included. (tmu.edu.tw)
Results Neither baseline patient characteristics nor complication rate differed between groups. (unav.edu)
According to these results, we consider the SNIF-NMR method to be an effective way of determining the THZ1 manufacturer click here degree of adulteration in fermented rice vinegar. (anti-cancers.com)
Results in the ablation group were compared with those of the AAD group. (anti-cancers.com)
Results: In the ablation group, 42.7% of patients showed symptoms of depression and 37.8% showed symptoms of anxiety, which were similar to those in the AAD group. (anti-cancers.com)
RESULTS: Fifty patients (mean age 70.5 ± 11.0 years, with 76.0% being men, and mean SUA level 8.5 ± 1.2 mg/dL) were included in the analysis. (bvsalud.org)
RESULTS: Fifteen patients had a previous lobectomy and five patients had a complete pneumonectomy. (vub.be)
METHODS AND RESULTS: This study enrolled all patients who completed a baseline Atrial Fibrillation Effect on Quality-of-Life (AFEQT) survey in a prospective observational registry. (elsevierpure.com)
The results, which were presented at the annual Heart Rhythm Society last month, yielded a rather disappointing result: ablation was not superior to drugs for preventing the above composite endpoint 2 . (heart.org)

As awareness of AFib ablation grows, more patients will come to understand that no two cardiac electrophysiologists (EPs) perform AFib ablation the same way. (acc.org)
It was as if AFib ablation had become an art: the atrium was the blank canvas on which each EP painted a lesion set that he or she believed would be most effective (Figure 1). (acc.org)
The greatest degree of artistic licensure occurs with RF ablation of AFib. (acc.org)
At the end of the day, I am a fan of the freedom that is afforded by RF ablation of AFib. (acc.org)
AFib ablation has become an art, and I have come to accept my role not only as an EP but also as an artist. (acc.org)

Programmed electrical stimulation could induce a single AV node echo beat in 12 patients, double echo beats in 4 patients and none in 11 patients at baseline or during isoproterenol infusion. (tmu.edu.tw)
Brain MRI, including diffusion-weighted imaging (DWI) and susceptibility-weighted imaging (SWI), were examined at 1-3 days (baseline) and 6 months after catheter ablation. (researchsquare.com)
Fifty-nine patients (86.8%) showed embolic microinfarctions on baseline DWI immediately after catheter ablation. (researchsquare.com)

During a follow-up period of 22 ± 11 months, 43 patients (63.2%) were free of antiarrhythmic drugs without AF recurrence. (tmu.edu.tw)
At 1 and 2-year follow-up, ARs free survival was observed in 80.5% and 64.1% of patients, respectively with 75.3% of patients off antiarrhythmic drugs at the last follow-up. (jafib.com)

Particularly, low-voltage activity in tissue such as the PV antra and residual potential within the antral scar likely represent vulnerabilities in antral lesion sets, and ablation of these targets seems to improve freedom from AF. (unav.edu)

The primary endpoint was atrial tachyarrhythmia recurrence after ablation. (biomedcentral.com)

Of the patients in group A, 16 underwent slow-pathway catheter ablation and 11 did not. (tmu.edu.tw)
During 23 ± 13 months of follow-up, none of the 16 patients with slow-pathway catheter ablation had recurrence of PSVT. (tmu.edu.tw)

CABANA (Catheter Ablation vs Antiarrhythmic Drug Therapy for Atrial Fibrillation Trial) sought to determine whether AF ablation versus antiarrhythmic drug therapy could prevent a composite endpoint of total mortality, disabling stroke, serious bleeding, or cardiac arrest 1 . (heart.org)
Antiplatelet therapy with aspirin, clopidogrel, and dipyridamole versus clopidogrel alone or aspirin and dipyridamole in patients with acute cerebral ischaemia (TARDIS): a randomised, open-label, phase 3 superiority trial. (mdrenalconsult.com)
Patients for this study were already enrolled in one of two other AF trials looking at clopidogrel plus aspirin versus aspirin alone or versus oral anticoagulants. (romanianjournalcardiology.ro)

High Power Short Duration and Low Power Long Duration in Atrial Fibrillation Ablation. (authorea.com)
Conclusion: Pre-procedural diastolic dysfunction, but not the duration of RF energy delivery, was closely related with reverse remodeling of LA after AF Catheter ablation, and those without reverse remodeling of LA more frequently suffered from early recurrence of AF after ablation. (korea.ac.kr)
1 ] The overall freedom from AF is dependent on the duration of AF, with success rates ranging between 75% and 90% in patients with paroxysmal AF. (jafib.com)
Representatives from each ablation company will also promote their own metric, based on complex algorithms incorporating ablation power, ablation duration, catheter contact force and catheter stability. (acc.org)

Anatomy23

Organisms2

Diseases42

Chemicals and Drugs4

Analytical, Diagnostic and Therapeutic Techniques and Equipment57

Phenomena and Processes10

Disciplines and Occupations4

Technology, Industry, Agriculture1

Information Science3

Health Care13

Persistent atrial fibrillation6

Arrhythmia17

Radiofrequency catheter4

Efficacy14

Lesions11

Underwent catheter ablation2

Isolation24

Tachycardia22

Conclusions5

Outcomes10

Procedure23

Left atrial5

Arrhythmias4

Linear ablation6

20233

Symptomatic paroxysmal atrial fibri1

Cardioversion2

Clinical18

Pulmonary Veins1

Initiating paroxysmal atrial fibri1

Success in paroxysmal1

Months post-ablation2

Drug-refractory2

Complications3

Significantly9

Atrioventricular1

Field Ablation1

Conduction5

Consecutive4

Circumferential ablation3

Recurrent2

Coronary5

Renal7

Incidence2

Electrophysiology1

Sinus1

American College of1

Percutaneous1

20202

Cornerstone1

Recurrence rates1

Outcome2

Adverse events1

Pharmacological1

Bipolar radiofrequency2

Results11

AFib5

Baseline3

Antiarrhythmic drugs2

Lesion1

Atrial tachyarrhythmia1

Slow-pathway2

Versus3

Duration4