Letter from the Editor in Chief

DOI: 10.19102/icrm.2026.17074

DEVI NAIR, MD, FACC, FHRS

Evaluation and Classification of Atrial Arrhythmias from Signatures in Electrographic Flow Metrics

DOI: 10.19102/icrm.2026.17075

STEVEN CASTELLANO, PhD,¹ MELISSA H KONG, MD, FHRS,¹ JOSHUA D’ARCY, MD, MENG,² DMYTRO PEREKRESTENKO, PhD,³ KENT R NILSSON, MD,^4,5,* and JOHN D HUMMEL, MD, FHRS^6,*

¹Cortex, Inc., Menlo Park, CA, USA

²Department of Computer Science, Northwestern University, Chicago, IL, USA

³Ablacon, Inc., Zurich, Switzerland

⁴Department of Cardiac Electrophysiology, Piedmont Heart Institute, Athens, GA, USA

⁵Department of Cardiac Electrophysiology, Augusta University—University of Georgia, Athens, GA, USA

⁶Department of Cardiology, Ohio State University Wexner Medical Center, Columbus, OH, USA

Impact of Frailty on Recurrence After Catheter Ablation for Atrial Fibrillation: A Systematic Review and Meta-analysis

DOI: 10.19102/icrm.2026.17076

MUSTAFA BILAL OZBAY, MD,¹ MEHMET ESAD DEMIRHAN, MD,² SERHAT DEGIRMEN, MD,³ and FIRAT OZCAN, MD⁴

¹Department of Medicine, Penn Medicine Princeton Medical Center, Plainsboro, NJ, USA

²Department of Cardiology, Montefiore Medical Center, Bronx, NY, USA

³Department of Medicine, Metropolitan Hospital Center, New York, NY, USA

⁴Department of Cardiology, Ankara City Hospital, University of Health Sciences, Ankara, Turkey

Pulsed Field Ablation for Cardiac Arrhythmias: Industry Landscape and US Food and Drug Administration–approved Platforms (2025)

DOI: 10.19102/icrm.2026.17073

AMAR GHALEB, BS,¹ ABIMBOLA KOLAWOLE, BS,¹ USHER KHAN, MD,¹ and ARFAAT M. KHAN, MD²

¹Central Michigan University College of Medicine, Mount Pleasant, MI, USA

²Division of Cardiology, Henry Ford Health, Detroit, MI, USA

Postextrastimulus Termination of Ventricular Tachycardia: An Indicator of a Good Ablation Site?

DOI: 10.19102/icrm.2026.17072

MERYEM KARA, MD,¹ OZCAN OZEKE, MD,¹ ELIF HANDE OZCAN CETIN, MD,¹ DUYGU KOCYIGIT BURUNKAYA, MD,¹ MUHAMMET GENES, MD,² AHMET KORKMAZ, MD,¹ FIRAT OZCAN, MD,¹ SERKAN CAY, MD,¹ DURSUN ARAS, MD,³ and SERKAN TOPALOGLU, MD¹

¹Department of Cardiology, University of Health Sciences, Ankara Bilkent City Hospital, Ankara, Turkey

²Department of Cardiology, Mehmet Akif İnan Training and Research Hospital, Sanliurfa, Turkey

³Department of Cardiology, İstanbul Medipol University, İstanbul, Turkey

Failure of Implantable Cardioverter-defibrillator Pacing Capture in BRASH Syndrome with Severe Hyperkalemia

DOI: 10.19102/icrm.2026.17071

STEPHEN ROCHE, MD,¹ MICHAEL KANAN, MD,¹ and DEANA MIKHALKOVA, MD^1,2

¹Department of Internal Medicine, Saint Louis University School of Medicine, St. Louis, MO, USA

²Department of Cardiology, SSM Health Saint Louis University Hospital, St. Louis, MO, USA

Fluoroless Ablation of a Coronary Sinus–related Accessory Pathway Without Coronary Sinus Angiogram in a Patient with Multiple Prior Failed Ablations

DOI: 10.19102/icrm.2026.17091

ANTHONY COSTA, MD,¹ FAYAZ HAKIM, MD,² JENNIFER BURCHELL, FNP-BC,² MEGAN NETTLE, RCIS,³ and KHALIL KANJWAL, MD²

¹Department of Internal Medicine, Henry Ford Genesys Hospital, Grand Blanc, MI, USA

²Division of Cardiology, Clinical Cardiac Electrophysiology, Henry Ford Genesys Hospital, Grand Blanc, MI, USA

³Cardiac Cath Laboratory, Henry Ford Genesys Hospital, Grand Blanc, MI, USA

Letter from the Editor in Chief

DOI: 10.19102/icrm.2026.17066

DEVI NAIR, MD, FACC, FHRS

Right Ventricular Implantation of an Aveir™ AR Device for Bradycardia in a 90-Year-Old Woman with Atrial Fibrillation and Small Right Ventricular Dimensions

DOI: 10.19102/icrm.2026.17061

ALI SOVARI, MD,¹ LEILI POURAFKARI, MD,^2,3 and JEONG HWAN J. KIM, MD²

¹Department of Cardiology, St. John’s Regional Medical Center, Oxnard, CA, USA

²Department of Cardiovascular Disease, Los Robles Regional Medical Center, Thousand Oaks, CA, USA

³Department of Anesthesiology, Jacobs School of Medicine and Biomedical Sciences, Buffalo, NY, USA

Robotic Magnetic Navigation Versus Manual Catheter Ablation for Premature Ventricular Contractions: A Single-center Retrospective Cohort Study

DOI: 10.19102/icrm.2026.17062

MOEZ ALNAZEER, MD,¹ JERRY FAN, MD,¹ THAO GIANG, MD,¹ CHRISTOPHER EUELL, DO,² JESSICA LEE, DO,² BRIGHT IZEKOR, DO,¹ CHRISTOPHER PEREZ, MD,¹ SYED ZAMIN, MD,¹ KAYLEE PASCARELLA, MS,³ JAVIER BANCHS, MD,¹ and GREGORY OLSOVSKY, MD¹

¹Division of Cardiology, Baylor College of Medicine, Baylor Scott & White Medical Center—Temple, Temple, TX, USA

²Department of Internal Medicine, Baylor College of Medicine, Baylor Scott & White Medical Center—Temple, Temple, TX, USA

³Department of Statistics, Baylor University, Waco, TX, USA