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View article: Evaluating dragging vs. point-by-point ablation strategies in cavotricuspidal isthmus ablation for atrial flutter: a retrospective single-center trial
Evaluating dragging vs. point-by-point ablation strategies in cavotricuspidal isthmus ablation for atrial flutter: a retrospective single-center trial Open
Background Cavotricuspid isthmus (CTI) ablation is the preferred treatment for typical atrial flutter, performed using various techniques. This study aimed to compare procedural and follow-up data between point-by-point and continuous “dra…
View article: Arrhythmia care in ESC member countries: the 2025 ESC-EHRA atlas on heart rhythm disorders
Arrhythmia care in ESC member countries: the 2025 ESC-EHRA atlas on heart rhythm disorders Open
The ESC-EHRA Atlas on Heart Rhythm Disorders was developed to comprehensively map arrhythmia care across the European Society of Cardiology (ESC) member countries. A survey of National Cardiac Societies, Working Groups, and other EHRA part…
View article: Cutting down time and radiation in atrial fibrillation ablation: lessons from four workflow setups
Cutting down time and radiation in atrial fibrillation ablation: lessons from four workflow setups Open
Introduction Pulmonary vein isolation (PVI) for atrial fibrillation (AF) is a complex and evolving procedure. While the anatomical target remains consistent, recent advances such as high-density mapping catheters, visualizable steerable sh…
View article: Visualizable vs. non-visualizable sheaths for atrial fibrillation ablation procedures: a systematic review and meta-analysis
Visualizable vs. non-visualizable sheaths for atrial fibrillation ablation procedures: a systematic review and meta-analysis Open
Introduction Pulmonary vein isolation (PVI) is the established standard for the invasive treatment of atrial fibrillation (AF). In clinical practice, visualizable sheaths, which can be visualized by electroanatomical mapping systems (EAMS)…
View article: Evaluation of AI-based ECG analysis accuracy using Chat GPT-4 and Gemini AI models
Evaluation of AI-based ECG analysis accuracy using Chat GPT-4 and Gemini AI models Open
Background The application of artificial intelligence (AI) in medicine, including cardiology, is rapidly advancing. Large language models have introduced new possibilities for ECG analysis, though their reliability remains uncertain. This …
View article: Comparing very high power short duration ablation and second generation cryoballoon ablation in patients with paroxysmal atrial fibrillation
Comparing very high power short duration ablation and second generation cryoballoon ablation in patients with paroxysmal atrial fibrillation Open
Introduction Catheter ablations for atrial fibrillation (AF) are among the most commonly performed electrophysiological procedures worldwide. The thermal ablation techniques are using either radiofrequency (RF) or cryoablation. Recently, t…
View article: Comparison of Cryoballoon and Ablation Index-Guided Radiofrequency Ablation in Paroxysmal Atrial Fibrillation
Comparison of Cryoballoon and Ablation Index-Guided Radiofrequency Ablation in Paroxysmal Atrial Fibrillation Open
Background: Atrial fibrillation is the most common sustained arrhythmia worldwide. Pulmonary vein isolation (PVI) is the most effective catheter ablation technique for treating paroxysmal atrial fibrillation (pAF). Common ablation methods …
View article: The Comparative Effectiveness of Potent P2Y12 Inhibitors Versus Clopidogrel in Patients with Acute Myocardial Infarction Undergoing PCI: National Registry Data
The Comparative Effectiveness of Potent P2Y12 Inhibitors Versus Clopidogrel in Patients with Acute Myocardial Infarction Undergoing PCI: National Registry Data Open
Dual antiplatelet therapy (DAPT), which is essential in AMI management, combines aspirin with a P2Y12 receptor antagonist. This study compared the effectiveness of potent P2Y12 inhibitors versus clopidogrel in AMI patients treated with per…
View article: Comparison of Conventionally Performed and Intracardiac Echocardiography Guided Catheter Ablation of Atrioventricular Node in Patients with Permanent Atrial Fibrillation—A Retrospective Single-Center Study
Comparison of Conventionally Performed and Intracardiac Echocardiography Guided Catheter Ablation of Atrioventricular Node in Patients with Permanent Atrial Fibrillation—A Retrospective Single-Center Study Open
Background: Atrioventricular node (AVN) ablation is an effective treatment for atrial fibrillation (AF) with uncontrolled ventricular rates despite maximal pharmacological treatment. Intracardiac echocardiography (ICE) can help with visual…
View article: Examination of pituitary adenylate cyclase-activating polypeptide (PACAP) in patients with atrial fibrillation undergoing pulmonary vein isolation
Examination of pituitary adenylate cyclase-activating polypeptide (PACAP) in patients with atrial fibrillation undergoing pulmonary vein isolation Open
Introduction Pituitary adenylate cyclase-activating polypeptide (PACAP) is a cardioprotective neuropeptide. It has previously been shown that plazma PACAP level increases in myocardial infarction and decompensated heart failure, whereas it…
View article: Safety and feasibility of zero-fluoroscopy technique in ablation-index guided pulmonary vein isolation: a prospective, single center trial
Safety and feasibility of zero-fluoroscopy technique in ablation-index guided pulmonary vein isolation: a prospective, single center trial Open
Introduction Pulmonary vein isolation (PVI) represents the cornerstone of catheter ablation procedures in patients with symptomatic paroxysmal/persistent atrial fibrillation (AF). Conventionally, PVI is performed using fluoroscopy, but it …
View article: Optimizing outcomes in catheter ablation for typical atrial flutter: a comparative study of intracardiac echocardiography versus fluoroscopy guidance
Optimizing outcomes in catheter ablation for typical atrial flutter: a comparative study of intracardiac echocardiography versus fluoroscopy guidance Open
Background Catheter ablation is a standard intervention for typical atrial flutters, specifically targeting the cavotricuspidal isthmus (CTI). Intracardiac echocardiography (ICE) plays a pivotal role in providing real-time visualization of…
View article: Feasibility and safety of cavotricuspid isthmus ablation using exclusive intracardiac echocardiography guidance: a proof-of-concept, observational trial
Feasibility and safety of cavotricuspid isthmus ablation using exclusive intracardiac echocardiography guidance: a proof-of-concept, observational trial Open
Introduction Catheter ablation is the preferred treatment for typical atrial flutter (AFl), although it can pose challenges due to anatomical abnormalities. The integration of 3D electroanatomical mapping systems (EAMS) has notably diminis…
View article: The Influence of Different Multipolar Mapping Catheter Types on Procedural Outcomes in Patients Undergoing Pulmonary Vein Isolation for Atrial Fibrillation
The Influence of Different Multipolar Mapping Catheter Types on Procedural Outcomes in Patients Undergoing Pulmonary Vein Isolation for Atrial Fibrillation Open
(1) Background: During pulmonary vein isolation (PVI) for atrial fibrillation (AF), multipolar mapping catheters (MMC) are often used. We aimed to compare the procedural outcomes of two MMCs, specifically a circular-shaped and a five-splin…
View article: Feasibility and safety of cavotricuspid isthmus ablation using exclusive intracardiac echocardiography guidance: a proof-of-concept, observational trial
Feasibility and safety of cavotricuspid isthmus ablation using exclusive intracardiac echocardiography guidance: a proof-of-concept, observational trial Open
Introduction Catheter ablation is the preferred treatment for typical atrial flutter (AFl), but it can be challenging due to anatomical abnormalities. The use of 3D electroanatomical mapping systems (EAMS) has reduced fluoroscopy exposure …
View article: Intracardiac Echocardiography Guidance Improves Procedural Outcomes in Patients Undergoing Cavotricuspidal Isthmus Ablation for Typical Atrial Flutter
Intracardiac Echocardiography Guidance Improves Procedural Outcomes in Patients Undergoing Cavotricuspidal Isthmus Ablation for Typical Atrial Flutter Open
Atrial flutter (AFL) represents a prevalent variant of supraventricular tachycardia, distinguished by a macro-reentrant pathway encompassing the cavotricuspid isthmus (CTI). Radiofrequency (RF) catheter ablation stands as the favored thera…
View article: Electroanatomical Mapping System-Guided vs. Intracardiac Echocardiography-Guided Slow Pathway Ablation: A Randomized, Single-Center Trial
Electroanatomical Mapping System-Guided vs. Intracardiac Echocardiography-Guided Slow Pathway Ablation: A Randomized, Single-Center Trial Open
Radiofrequency (RF) catheter ablation is an effective treatment option for targeting the slow pathway (SP) in atrioventricular nodal reentry tachycardia (AVNRT). Previous data suggested that using intracardiac echocardiography (ICE) guidan…
View article: Zero fluoroscopy catheter ablation for atrial fibrillation: a systematic review and meta-analysis
Zero fluoroscopy catheter ablation for atrial fibrillation: a systematic review and meta-analysis Open
Introduction Catheter ablation for atrial fibrillation (AF) is the most frequently performed cardiac ablation procedure worldwide. The majority of ablations can now be performed safely with minimal radiation exposure or even without the us…
View article: Visualizable vs. non-visualizable steerable sheaths for AF procedures: randomized tiral
Visualizable vs. non-visualizable steerable sheaths for AF procedures: randomized tiral Open
Funding Acknowledgements Type of funding sources: Public grant(s) – National budget only. Main funding source(s): ÚNKP-22-4 New National Excellence Program of the Ministry for Culture and Innovation from the source of the National Research…
View article: Invasive electrophysiology study guided loop recorder implantation in myotonic dystrophy type 1: a prospective single-center study
Invasive electrophysiology study guided loop recorder implantation in myotonic dystrophy type 1: a prospective single-center study Open
Funding Acknowledgements Type of funding sources: None. Introduction In one third of the patients with myotonic dystrophy type 1 (DMT1) the cause of death is of cardiac origin. The most common cardiac manifestations are arrhythmias and con…
View article: Electroanatomical mapping-system guided vs. intracardiac echocardiography-guided slow pathway ablation: a randomized, single-center trial
Electroanatomical mapping-system guided vs. intracardiac echocardiography-guided slow pathway ablation: a randomized, single-center trial Open
Funding Acknowledgements Type of funding sources: None. Introduction Radiofrequency (RF) catheter ablation of the slow pathway (SP) in atrioventricular nodal reentry tachycardia (AVNRT) is highly effective; however, it may require prolonge…
View article: Ultrasound guidance for femoral venous access in patients undergoing pulmonary vein isolation: A quasi‐randomized study
Ultrasound guidance for femoral venous access in patients undergoing pulmonary vein isolation: A quasi‐randomized study Open
Introduction Routine ultrasound (US) guidance for femoral venous access to decrease vascular complications of atrial fibrillation (AF) ablation procedures has been advocated. However, the benefit has not been unequivocally demonstrated by …
View article: The Year in Hungarian Cardiology 2022: Arrhythmias
The Year in Hungarian Cardiology 2022: Arrhythmias Open
The year 2022 yielded remarkable scientific papers from Hungary from the field of cardiac arrhythmias. During the search for improved efficacy of pulmonary vein isolation (PVI) interesting topics, such as first-line cryoballoon ablation, u…
View article: Combination of antiplatelet and anticoagulant therapy, component network meta-analysis of randomized controlled trials
Combination of antiplatelet and anticoagulant therapy, component network meta-analysis of randomized controlled trials Open
Background Despite numerous randomized clinical trials (RCT), data regarding the efficacy of antiplatelet and anticoagulant combinations are still conflicting. We aimed to analyze treatment options tested in various fields of cardiovascula…
View article: Cardiovascular outcomes in patients treated with sodium-glucose transport protein 2 inhibitors, a network meta-analysis of randomized trials
Cardiovascular outcomes in patients treated with sodium-glucose transport protein 2 inhibitors, a network meta-analysis of randomized trials Open
Background Gliflozins altering the sodium-glucose transport protein 2 (SGLT2) in the nephron, represent alone or in combination a promising treatment option for patients with type II diabetes mellitus. In addition to glucose control, these…
View article: Geno- and phenotypic characteristics and clinical outcomes of CACNA1C gene mutation associated Timothy syndrome, “cardiac only” Timothy syndrome and isolated long QT syndrome 8: A systematic review
Geno- and phenotypic characteristics and clinical outcomes of CACNA1C gene mutation associated Timothy syndrome, “cardiac only” Timothy syndrome and isolated long QT syndrome 8: A systematic review Open
Background Mutations in the CACNA1C gene–encoding for the major Ca 2+ channel of the heart–may exhibit a variety of clinical manifestations. These include typical or atypical Timothy syndromes (TS) which are associated with multiple organ …
View article: Visualizable vs. standard, non-visualizable steerable sheath for pulmonary vein isolation procedures: Randomized, single-centre trial
Visualizable vs. standard, non-visualizable steerable sheath for pulmonary vein isolation procedures: Randomized, single-centre trial Open
Introduction Steerable sheaths (SSs) are frequently used to improve catheter contact during pulmonary vein isolation (PVI) procedures. A new type of visualizable (by electroanatomical mapping system) SS has become available in clinical tre…
View article: Antithrombotic therapy for secondary prevention in patients with stroke or transient ischemic attack: A multiple treatment network meta-analysis of randomized controlled trials
Antithrombotic therapy for secondary prevention in patients with stroke or transient ischemic attack: A multiple treatment network meta-analysis of randomized controlled trials Open
Objective As stroke represents one of the leading causes of mortality and disability worldwide, we aimed to determine the preventive effect of different antiplatelet therapies after an ischemic stroke or transient ischemic attack. Methods …