{"title":"EP news from the Spanish-speaking world.","authors":"José-Ángel Cabrera, David González-Casal","doi":"10.1016/j.ipej.2025.07.008","DOIUrl":"10.1016/j.ipej.2025.07.008","url":null,"abstract":"","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144699777","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ahmet Taha Sahin, Oznur Keskin, Ahmet Lutfu Sertdemir, Enes Elvin Gul
{"title":"Is competition always good? dual pacemaker management pitfalls.","authors":"Ahmet Taha Sahin, Oznur Keskin, Ahmet Lutfu Sertdemir, Enes Elvin Gul","doi":"10.1016/j.ipej.2025.07.005","DOIUrl":"https://doi.org/10.1016/j.ipej.2025.07.005","url":null,"abstract":"<p><p>Alternating or variable paced QRS morphologies following pacemaker implantation is an important clinical observation. Patients undergoing pacemaker upgrade where contralateral implantation was performed, old generator usually removed. Some centers prefer either leaving the old device in the body or removal after few weeks due to risk of infection. Leaving old pacemaker in the body might lead to dangerous circumstances such as inhibiting new pacing system in a pacemaker dependent patient. This case highlights the complexities and potential complications of managing dual pacemakers.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144699779","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Signature ECG part 2: A normal ECG (?) and a malignant family history.","authors":"Arthur Wilde, Priya Chockalingam","doi":"10.1016/j.ipej.2025.07.006","DOIUrl":"10.1016/j.ipej.2025.07.006","url":null,"abstract":"","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-07-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144699780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Vivek Narasimha V, Nagalaxmi Patnala, Anoop Agrawal, B Hygriv Rao
{"title":"Electrical storm of short coupled ventricular fibrillation- management by neuromodulation and trigger ablation.","authors":"Vivek Narasimha V, Nagalaxmi Patnala, Anoop Agrawal, B Hygriv Rao","doi":"10.1016/j.ipej.2025.07.001","DOIUrl":"10.1016/j.ipej.2025.07.001","url":null,"abstract":"<p><p>We present the case of a young lady with prior implanted ICD presenting with Electrical storm (ES) of short coupled ventricular fibrillation (SCVF). The clinical emergency was managed by a novel technique of fluoroscopy guided stellate ganglion ablation followed by 3D mapping guided ectopy ablation. This is to the best of our knowledge the first report of such a malignant phenotype treated by the combination and sequence of these treatment modalities.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-07-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144627335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Long-term outcomes of ventricular tachycardia ablation in ischemic and non-ischemic cardiomyopathy patients: Data from a single center ablation registry.","authors":"Reza Khosravi, Farzad Kamali, Saba Simiyari, Zahra Ghaffarinejad, Mahta Arbabi, Mozhgan Hadavi Bavil, Amin Entezari, Majid Haghjoo, Amir Farjam Fazelifar, Shabnam Madadi, Zahra Emkanjoo","doi":"10.1016/j.ipej.2025.07.002","DOIUrl":"10.1016/j.ipej.2025.07.002","url":null,"abstract":"<p><strong>Objective: </strong>Catheter ablation is effective in the treatment of ventricular tachycardia (VT). However, long-term outcomes after VT ablation in non-ischemic cardiomyopathy are sparsely described. We aimed to compare the outcomes of VT ablation between patients with ischemic cardiomyopathy (ICMP) and non-ischemic cardiomyopathy (NICMP).</p><p><strong>Methods: </strong>Acute procedural and long-term outcomes of 212 consecutive patients (ICMP, 135; NICMP, 77) who were ablated for sustained VT and followed for a median of 36 months were gathered and analyzed.</p><p><strong>Results: </strong>Compared with patients with NICMP, patients with ICM were older, more likely to be men, had lower LVEF, more comorbidities, and had a higher number of inducible VTs. Complete procedure success was higher in patients from the NICMP group (88.3 % in NICMP compared to 79.3 % in ICMP). VT recurrence occurred in 54.8 % of ICMP compared to 38.9 % of NICMP (P value = 0.026). The overall mortality rate was 22 % in the ICMP group, compared to 7 % in the NICMP group (P value = 0.007). Additionally, cardiac mortality occurred significantly more in the ICMP group than in the NICMP group (19 % vs. 6 %) (P value = 0.011).</p><p><strong>Conclusion: </strong>VT ablation in patients with NICMP was found to be an effective and safe approach, achieving acute procedural success in a noticeable number of patients using the currently available catheter mapping and ablation techniques with acceptable low procedural complications. Overall, procedural failures were significantly more frequent in ICMP patients than in NICMP and were consistent with unhealthier long-term outcomes.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601781","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Cryoballoon ablation for the treatment of atrial fibrillation in Kazakhstan: One year outcome from the Cryo Global Registry.","authors":"Ayan Abdrakhmanov, Omirbek Nuralinov, Gulzhaina Rashbayeva, Azat Tursunbekov, Serik Bagibayev, Abay Bakytzhanuly, Zhandos Yessilbayev, Assel Chinybayeva, Zhanar Abdrakhmanova, Alessandro Salustri, Zhanasyl Suleymen, Rano Kirkimbayeva","doi":"10.1016/j.ipej.2025.06.008","DOIUrl":"10.1016/j.ipej.2025.06.008","url":null,"abstract":"<p><strong>Introduction: </strong>Atrial fibrillation (AF) is a prevalent and potentially serious cardiac rhythm disorder. Cryoballoon ablation using the Arctic Front catheter offers a modern treatment approach. This subanalysis evaluates the safety, efficacy, and impact on quality of life for patients undergoing t this procedure in Kazakhstan. The Cryo AF Global Registry (NCT02752737) is an ongoing prospective, multi-center observational post-market registry collecting global data on CBA procedures conducted with the Arctic Front™ Family of Cardiac Cryoablation Catheters.</p><p><strong>Methods: </strong>The study included patients aged 18 and older with paroxysmal, persistent, and long-standing persistent AF. Key safety endpoints included serious adverse events related to the device or procedure. Efficacy was measured by the absence of AF, atrial flutter (AFL), and/or atrial tachycardia (AT) after a 90-day period of discontinuing antiarrhythmic medications.</p><p><strong>Results: </strong>No injuries to the phrenic nerve or serious complications were reported. Three serious adverse events occurred, but these were not related to the procedure. At 12 months, the Kaplan-Meier analysis showed a 92.9 % rate of freedom from AF or other atrial arrhythmias after the 90-day blanking period. Two repeat ablations (2.9 %) were needed for AF.</p><p><strong>Conclusion: </strong>This analysis supports the conclusion that cryoballoon ablation is both safe and effective for treating AF in Kazakhstan, resulting in significant improvements in patients' quality of life.</p><p><strong>Registration number: </strong>NCT02752737.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144369347","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Basal Crux Ventricular Tachycardia in Ischemic Heart Disease.","authors":"Devendra S Bisht, Kamal Kishor","doi":"10.1016/j.ipej.2025.06.009","DOIUrl":"10.1016/j.ipej.2025.06.009","url":null,"abstract":"<p><strong>Background: </strong>Basal crux ventricular tachycardia (VT) is traditionally considered an idiopathic arrhythmia. However, its occurrence in patients with structural heart disease, especially ischemic heart disease (IHD), is often under recognised.</p><p><strong>Case summary: </strong>We report two patients with a history of myocardial infarction who presented with basal crux VT. In both cases, VT was rendered non-inducible, and both patients experienced recovery of their left ventricular ejection fraction (LVEF), indicating a significant burden of arrhythmia-induced cardiomyopathy.</p><p><strong>Discussion: </strong>It is unclear whether IHD is purely coincidental or contributes to the underlying substrate promoting arrhythmogenesis.</p><p><strong>Conclusion: </strong>Basal crux VT can occur in patients with IHD and may resemble idiopathic epicardial VT. Ablation in the proximal middle cardiac vein (MCV) may be potentially curative.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-06-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144369346","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sanjeev S Mukherjee, Ashesh Halder, Anil Kumar Singhi, K Sivakumar
{"title":"2: 1 AV block post ASD device closure - What is the mechanism.","authors":"Sanjeev S Mukherjee, Ashesh Halder, Anil Kumar Singhi, K Sivakumar","doi":"10.1016/j.ipej.2025.06.005","DOIUrl":"10.1016/j.ipej.2025.06.005","url":null,"abstract":"<p><p>We report a case of atrioventricular (AV) block post successful percutaneous atrial septal defect (ASD) device closure. He had minimal fatigue and presented for his routine follow-up after intervention. His ECG showed 2:1 AV block. The interesting finding was appearance of varying PR interval in the conducted beats evoking possibility of complete heart block (CHB). We review the literature and conclude that changing PR is part of compensation to maintain R-R interval in a typical Wenckebach phenomenon.</p>","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144294997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ramanathan Velayutham, Anish Bhargav, Raja J Selvaraj
{"title":"Unexpected atrial preexcitation by a His refractory PVC. What is the diagnosis?","authors":"Ramanathan Velayutham, Anish Bhargav, Raja J Selvaraj","doi":"10.1016/j.ipej.2025.06.004","DOIUrl":"10.1016/j.ipej.2025.06.004","url":null,"abstract":"","PeriodicalId":35900,"journal":{"name":"Indian Pacing and Electrophysiology Journal","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144303106","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}