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Background: The Ozaki procedure is a novel therapeutic alternative to aortic valve replacement that involves excision of the native valve and replacement with neo-leaflets trimmed from the patient's pericardium.
Case Summary: A 35-year-old man with Alagille syndrome and severe symptomatic stenosis of his neo-aortic valve was admitted 4 years after an Ozaki procedure. Given his high risk of redo surgery and nonsusceptibility to oral anticoagulation, valve-in-valve transcatheter aortic valve replacement (TAVR) with RESILIA tissue was performed. Despite preoperative imaging and good feasibility of TAVR after Ozaki, temporary obstruction of the right coronary artery occurred after TAVR, which was successfully resolved by ostial stent implantation.
Discussion: Published reports on TAVR after Ozaki are sparse, especially in patients with rare multisystem disorders such as Alagille syndrome.
Take-home Message: TAVR after Ozaki in patients with Alagille syndrome can be successfully performed by a multidisciplinary heart team with special care regarding potential coronary occlusion.
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http://dx.doi.org/10.1016/j.jaccas.2025.104148 | DOI Listing |
Cardiol Rev
September 2025
Departments of Cardiology and Medicine, Westchester Medical Center and New York Medical College, Valhalla, NY.
Patients with atrial fibrillation, venous thrombosis, and mechanical heart valve (MHV) regularly undergo procedures on a daily basis, for which they require bridging anticoagulation, but this poses significant challenges. Bridging anticoagulation involves temporary interruption of long-term anticoagulation therapy for procedures and continued overlap with short-acting anticoagulants during perioperative period. Heparin-based agents are often used for overlapping in perioperative period to reduce the risk of thromboembolism, but the evidence for benefit particularly in patients with MHV remains limited.
View Article and Find Full Text PDFArq Bras Cardiol
September 2025
Escola Bahiana de Medicina e Saúde Pública, Salvador, BA - Brasil.
Background: Chronic kidney disease (CKD) is associated with a higher prevalence of valvular diseases and increased mortality from cardiovascular causes. Factors that influence the genesis of cardiac valve calcification (CVC) in these patients are not well-defined.
Objective: To determine the risk factors for valvular calcification in patients with CKD.
JACC Case Rep
September 2025
Department of Adult Cardiology, Jakaya Kikwete Cardiac Institute (JKCI), Dar es Salaam, Tanzania.
Background: Transcatheter pulmonary valve implantation (TPVI) has emerged as a viable alternative to surgical pulmonary valve replacement for patients with congenital heart disease and right ventricular outflow tract dysfunction. However, its adoption in low-resource settings has been limited.
Case Summary: We report the first successful TPVI procedures in Tanzania.
Int J Surg
September 2025
Department of Cardiovascular Surgery, The Affiliated Hospital, Southwest Medical University, Metabolic Vascular Diseases Key Laboratory of Sichuan Province, Key Laboratory of Cardiovascular Remodeling and Dysfunction, Luzhou, Sichuan, PR China.
Objective: This meta-analysis aimed to compare the perioperative safety and efficacy of transcatheter aortic valve replacement (TAVR) versus surgical aortic valve replacement (SAVR) in bicuspid aortic valve (BAV) stenosis.
Methods: We systematically analyzed studies from PubMed, Cochrane Library, Embase, and CNKI comparing TAVR and SAVR in BAV stenosis. Outcomes included postoperative mortality, complications, all-cause survival, and freedom from stroke.
Kardiologiia
September 2025
West China Hospital of Sichuan University, Department of Cardiovascular Surgery, Sichuan University.
A middle-aged female presenting with progressive heart failure was admitted to the emergency department. She had a history of mitral and aortic valve replacement and a reoperation involving the Konno procedure. Echocardiography suggested a possible paraprosthetic leakage, which was confirmed during surgery.
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