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