Journal of Interventional Cardiac Electrophysiology最新文献

{"title":"Impact of pre-ablation cardiorespiratory fitness and echocardiographic parameters on atrial fibrillation ablation outcomes.","authors":"Robert C Ward, Kathryn Larson, David Hodge, Joshua Slusser, Jose Medina-Inojosa, Thomas G Allison, Amanda R Bonikowske, Christopher V DeSimone","doi":"10.1007/s10840-025-01993-1","DOIUrl":"https://doi.org/10.1007/s10840-025-01993-1","url":null,"abstract":"<p><strong>Background: </strong>Studies have shown a correlation between greater cardiorespiratory fitness (CRF) and lower risk of incident and recurrent atrial fibrillation (AF). Transthoracic echocardiographic (TTE) parameters correlate to CRF and risk of AF. However, there is scarce data regarding the interplay of CRF, echocardiographic parameters, and AF ablation outcomes. Our study sought to investigate how CRF and echocardiographic parameters impact AF ablation outcomes.</p><p><strong>Methods: </strong>We evaluated the Mayo Clinic Cardiorespiratory Exercise database from January 1, 2013, through December 31, 2017, to include all patients who underwent cardiopulmonary exercise testing and an AF ablation in temporal proximity.</p><p><strong>Results: </strong>A total of 205 patients (mean age 61.2 years, 74% male) were included for analysis. Fitness was calculated with peak VO2 when available and exercise time when VO2 was not available. Lower baseline fitness correlated to larger left atrial volumes, lower medial mitral e' values, and higher E/e' ratios. Lower baseline fitness correlated to higher risk of AF recurrence post-ablation in a simple model, but lost significance when multiple variables were accounted for. Lower baseline fitness also correlated to a higher AF burden post-ablation at one year.</p><p><strong>Conclusions: </strong>Lower baseline CRF likely correlates to more malignant and difficult to treat AF. Lower fitness also correlated to larger left atria and TTE parameters suggestive of diastolic dysfunction.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143074790","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A simple technique for manipulating a pentaspline pulsed field ablation catheter to select right inferior pulmonary vein using vertebral body alignment.","authors":"Yoshiaki Mizutani, Daishi Nonokawa, Masaaki Kanashiro, Satoshi Yanagisawa, Yasuya Inden, Toyoaki Murohara","doi":"10.1007/s10840-025-01999-9","DOIUrl":"https://doi.org/10.1007/s10840-025-01999-9","url":null,"abstract":"","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143059367","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The role of cardiac sympathetic denervation for ventricular arrhythmias: an updated systematic review and meta-analysis.","authors":"Daniel B Hanna, Ahmadreza Karimianpour, Nicole Mamprejew, Chris Fiechter, Dhiran Verghese, Viviana Navas, Dinesh Sharma","doi":"10.1007/s10840-025-01997-x","DOIUrl":"https://doi.org/10.1007/s10840-025-01997-x","url":null,"abstract":"<p><strong>Introduction: </strong>The role of the sympathetic nervous system in the initiation and continuation of ventricular tachyarrhythmias (VTA) is well established. However, whether CSD reduces implantable cardioverter-defibrillator (ICD) shocks and recurrent VTA is still uncertain.</p><p><strong>Methods: </strong>A comprehensive literature search was performed at Medline and Embase until March 2023. The primary outcome was the rate of ICD shocks and VTA per patient-year in our pooled analysis of all included articles. Analyses were conducted using Comprehensive Meta-Analysis software.</p><p><strong>Results: </strong>Initial search yielded 1324 scientific studies with a total of 15 studies fitting our inclusion criteria. ICD shocks at 1 year post-CSD revealed an event rate of 69.8% (95% CI, 56.4-80.4% with 50% heterogeneity) (I² statistic). ICD shocks at 6 months had an event rate of 59.1% (95% CI, 46.9-70.4%; 47 I²). Analysis of our pooled studies showed that 64.3% of individuals achieved freedom from VTA at 1 year post-CSD (95% CI, 42.3-81.5%; 26% I²), while 62.3% were free from recurrent VTA 6 months post-CSD (95% CI, 51.2-72.2%; 40% I²). Time to mortality directly caused by recurrent VTA post-CSD was subdivided into short-term (0-30 days), intermediate-term (31-364 days), and long-term (≥ 365). Mortality for the short-term tertile was 8.9% (95% CI, 5.0-15.4%; 0% I²), medium-term was 5.3% (95% CI, 2.4-11.3%; 0% I²), and long-term 5.2% (95% CI, 2.4-10.9%; 0% I²).</p><p><strong>Conclusion: </strong>CSD seems to be promising as an acceptable treatment strategy for recurrent VTA refractory to traditional pharmacological or ablation therapy.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143059370","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Bipolar ablation's safety and efficacy: reassurance coming from ex vivo.","authors":"Piotr Futyma, Łukasz Zarębski, Faisal M Merchant","doi":"10.1007/s10840-025-01996-y","DOIUrl":"https://doi.org/10.1007/s10840-025-01996-y","url":null,"abstract":"","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143052697","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Consumer-grade wearable devices in arrhythmia diagnostics for clinicians: where we are and where we are going.","authors":"Eric Rytkin, Irina Zotova, Rod Passman, Andrey Ardashev, Gregory Trachiotis, Igor Efimov, Bradley P Knight","doi":"10.1007/s10840-025-01994-0","DOIUrl":"https://doi.org/10.1007/s10840-025-01994-0","url":null,"abstract":"<p><p>Atrial arrhythmias, including atrial fibrillation (AF), are a major contributor to cardiovascular morbidity and mortality. Early detection and effective management are critical to mitigating adverse outcomes such as stroke, heart failure, and overall mortality. Wearable devices have emerged as promising tools for monitoring, detecting, and managing atrial arrhythmias near-continuously. This comprehensive analysis explores these wearable technologies' current role and capabilities for clinicians' daily practice. Despite challenges related to data accuracy, privacy, patient compliance, and integration with healthcare systems, ongoing advancements hold significant promise for the future. Continued research and development are essential to fully realize the potential of wearables in improving clinical outcomes for patients with atrial arrhythmias.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143039594","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Facilitating confirmation of left conduction system capture in left bundle branch area pacing: the multi-spike technique.","authors":"Leonardo Marinaccio, Eros Rocchetto, Daniele Giacopelli, Giuseppe Romanato, Martina Borgato, Catia Daniele, Stefania Bettini, Luciano Babuin","doi":"10.1007/s10840-025-02000-3","DOIUrl":"https://doi.org/10.1007/s10840-025-02000-3","url":null,"abstract":"","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143033242","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Omnipolar mapping versus point-by-point mapping approach for catheter ablation of atrioventricular accessory pathway.","authors":"Ikuta Saito, Kentaro Minami, Ikuo Atagi, Eiko Maeno, Keitaro Iida, Kohki Inoue, Taiki Masuyama, Yoshiyuki Kitagawa, Toshiaki Nakajima, Michiya Kageyama, Kohki Nakamura, Shigeto Naito, Shigeru Toyoda","doi":"10.1007/s10840-025-01989-x","DOIUrl":"https://doi.org/10.1007/s10840-025-01989-x","url":null,"abstract":"<p><strong>Background: </strong>The conventional mapping approach for the atrioventricular accessory pathway (AP) involves point-by-point mapping to identify the connection sites of the AP to the atria or ventricle and accurate interpretation of local electrograms. Omnipolar mapping technology (OMT) explains how vector and wave speed are produced by using both unipolar and bipolar signals to obtain omnipolar signals, directions, and conduction velocity. The aim of this study is to verify the effectiveness of OMT for catheter ablation of AP.</p><p><strong>Methods: </strong>The study enrolled 68 patients who underwent catheter ablation of APs between January 2018 and December 2023, of which 35 (OMT group) underwent high-resolution omnipolar mapping and 33 underwent radiofrequency ablation (RF) with a conventional approach (conventional group). The background characteristics and procedural details of these groups were compared.</p><p><strong>Results: </strong>All patients achieved acute success. Any arrhythmia recurrence was observed in one and three patients in the OMT and conventional groups, respectively (p = 0.0501). In the OMT group, AP elimination by the first RF applications (77.1% vs. 48.4%, p = 0.0143), the number of RF applications for eliminating AP (median [IQR]; 1.1 [1.0-3.0] vs. 4.4 [1.0-7.0], p = 0.0012), procedure time (median [IQR], min; 80.1 [72.2-92.7] vs. 112.0 [95.1-125.4], p < 0.01), fluoroscopy time (median [IQR], min; 12.0 [9.5-15.2] vs. 19.8 [13.6-28.1], p < 0.01), and fluoroscopy dose (median [IQR], mGy; 60.9 [45.0-83.5] vs. 129.0 [80.5-360.2], p < 0.01) were significantly lower than in the conventional group. No complications associated with mapping and ablation procedures were observed.</p><p><strong>Conclusions: </strong>The OMT was useful for ablating APs and reducing the number of RF applications and radiation exposure.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143006834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"How to manage new-onset atrial fibrillation following ST-segment elevation myocardial infarction.","authors":"Naoya Kataoka, Teruhiko Imamura","doi":"10.1007/s10840-025-01985-1","DOIUrl":"https://doi.org/10.1007/s10840-025-01985-1","url":null,"abstract":"","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143006826","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Ablation of slow activation areas in addition to pulmonary vein isolation improves the maintenance of the sinus rhythm in patients with persistent atrial fibrillation.","authors":"Li Shu, Zhen Yuan, Yi Lu, Shenghui Ma, Chunhui Liu, Zhejun Cai","doi":"10.1007/s10840-025-01992-2","DOIUrl":"https://doi.org/10.1007/s10840-025-01992-2","url":null,"abstract":"<p><strong>Background: </strong>Slow activation areas, characterized by decreased conduction velocities in the left atrium, are commonly observed in patients with persistent atrial fibrillation (PeAF). However, it remains unclear whether the ablation of slow activation areas combined with pulmonary vein isolation (PVI) improves clinical outcomes in these patients.</p><p><strong>Methods: </strong>This single-center retrospective study included patients who underwent catheter ablation for PeAF. A total of 78 consecutive patients were included in the PVI + SAA group, while another 78 patients who underwent PVI with/without the roof line, matched 1:1 by propensity score, served as the control group. Slow activation area was defined as ≥ 4 10 ms-step isochrones within 10 mm distance. The endpoint was AF recurrence, atrial flutter, or atrial tachycardia (AT) lasting > 30 s after the blanking period.</p><p><strong>Results: </strong>The mean mapping time was 10 ± 3 min in the PVI + SAA group. Slow activation areas were identified in 37 of the 78 patients, predominantly located in the anterior wall and often overlapping with the low-voltage areas. The proportion of atrial arrhythmia-free patients was significantly higher in the PVI + SAA group compared to the PVI group (Log-rank P = 0.024; hazard ratio [HR]: 0.40; 95% confidence interval [CI]: 0.19-0.85). Subgroup analysis showed no significant difference in AT/AF recurrence rates between patients who underwent additional ablation of slow activation area and those without identified slow activation areas in the PVI + SAA group (Log-rank P = 0.73; HR: 1.20; 95% CI: 0.42-3.42).</p><p><strong>Conclusions: </strong>Slow activation areas can be efficiently identified using isochronal mapping. Targeted ablation of slow activation areas helps reduce AT/AF recurrence in patients with PeAF.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143006815","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A catheter ablation case of confluent inferior and left superior pulmonary veins: a rare pulmonary vein variation.","authors":"Yuki Tanaka, Masaru Yamaki, Yasumi Igarashi","doi":"10.1007/s10840-025-01988-y","DOIUrl":"https://doi.org/10.1007/s10840-025-01988-y","url":null,"abstract":"<p><p>Pulmonary vein (PV) variations are commonly detected by preoperative imaging modalities in catheter ablation for atrial fibrillation. However, rare variations that have not been previously reported exist. The present case is the first reported instance of three PVs originating from a common trunk. Contrast-enhanced cardiac computed tomography revealed that the left superior, left inferior, and right inferior PVs originated from the common trunk. Additionally, 3-dimensional electroanatomical mapping revealed interesting findings, showing that the three PVs and their common trunk were scarred areas prior to catheter ablation. The rare common PV may have no arrhythmogenic substrate in the PV antrum or common trunk.</p>","PeriodicalId":16202,"journal":{"name":"Journal of Interventional Cardiac Electrophysiology","volume":" ","pages":""},"PeriodicalIF":2.1,"publicationDate":"2025-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143006751","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}