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Background: Dextrocardia is a rare congenital condition, affecting approximately 1 in 10,000-12,000 individuals. When combined with atrial fibrillation (AF), it becomes even rarer. "One-stop" surgery, including combined radiofrequency ablation (RFA) and left atrial appendage occlusion (LAAO), has become a common clinical treatment for patients with AF who develop cerebral infarction despite regular oral anticoagulants. To date, no cases have been reported of patients with AF and dextrocardia undergoing the "one-stop" procedure, making this surgery particularly challenging.
Case Presentation: An 85-year-old dextrocardia male with total visceral inversion and persistent AF developed cerebral infarction despite regular oral anticoagulation therapy. He was referred to our hospital for RFA of AF and LAAO. The procedure was successfully performed using a three-dimensional electroanatomical mapping system (Carto3, Biosense Webster, Diamond Bar, CA, USA), intracardiac echocardiography (ICE), and x-ray, with no complications.
Conclusion: This is the first reported case of a "one-stop" surgery for dextrocardia with AF. This procedure is safe and feasible with the assistance of advanced technologies such as ICE and the VIZIGO bidirectional adjustable bent sheath.
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http://dx.doi.org/10.3389/fcvm.2024.1525387 | DOI Listing |
J Vet Intern Med
September 2025
Department of Medicine and Epidemiology, School of Veterinary Medicine, University of California-Davis, Davis, California, USA.
Background: Echocardiographic reference intervals for Quarter Horses are infrequently reported.
Objectives: To provide standard echocardiographic measurements for sedentary Quarter Horses and evaluate the relationship between physical characteristics (body weight, age, sex) and echocardiographic measurements.
Animals: Forty-one sedentary Quarter Horses, free of cardiac disease, from a university research herd.
J Am Soc Echocardiogr
August 2025
Department of Cardiovascular Medicine, Mayo Clinic, Rochester, Minnesota, 200 First St SW, Rochester, MN 55905, USA. Electronic address:
J Thorac Cardiovasc Surg
September 2025
Population Health Research Institute, Hamilton Health Sciences, McMaster University, Ontario, Canada.
Objective: Societal guidelines recommend vitamin K antagonists (VKAs) for atrial fibrillation patients with recent biological valve implantation, but the safety and efficacy of direct oral anticoagulants (DOACs) in this setting remain uncertain, especially in the early postoperative period. This substudy of the Left Atrial Appendage Occlusion Study (LAAOS) III trial aimed to compare thromboembolic and bleeding outcomes in patients discharged on VKAs versus DOACs after bioprosthesis implantation or mitral valve repair.
Methods: A total of 2,645 patients were included, with 461 discharged on DOACs and 2184 on VKAs.
Prog Cardiovasc Dis
September 2025
Department of Cardiovascular Medicine, Heart, Vascular and Thoracic Institute, Cleveland Clinic, Cleveland, OH, USA. Electronic address:
Objectives: This study explores the impact of lower baseline aortic valve (AV) mean gradients on the clinical outcomes of patients with low-gradient aortic stenosis (LG AS) post-transcatheter aortic valve replacement (TAVR). Additionally, the study aims to understand the predictors of a lower baseline AV mean gradient (MG).
Background: Reduced left ventricular ejection fraction (LVEF) and low-flow states are known to correlate with worse clinical outcomes.
Prog Cardiovasc Dis
September 2025
Department of Perioperative Cardiology and Cardiovascular Imaging, Centro Cardiologico Monzino IRCCS, Milan, Italy; Department of Biomedical, Surgical and Dental Sciences, University of Milan, Milan, Italy.
Left atrial appendage (LAA) closure has emerged as a critical therapeutic option for stroke prevention in patients with atrial fibrillation who are unsuitable for long-term oral anticoagulation. Multimodality imaging plays a pivotal role throughout the LAA closure process, from pre-procedural planning to long-term follow-up. This review focuses on the complementary roles of cardiac computed tomography (CCT) and transesophageal echocardiography (TEE), outlining their respective strengths and limitations in various phases of LAA management, while also discussing the roles of intracardiac echocardiography (ICE) and fluoroscopy.
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