Tricuspid regurgitation and chronic kidney disease in patients with cardiogenic shock: Review of the literature and real-world experience from a single center
Daniel Oren , Sunil Ramchandani , Adrian Lorenzana , Ranjit Nair , Julia Szinte , Kian Maalizadeh , Farage Ftiha , Cathrine M. Moeller , Andrea Fernandez-Valledor , Roi Bar Cohen , Ignacio Zepeda , Shudhanshu Alishetti , Nino Mihatov , Kumudha Ramasubbu , Ruth Minkin , Anthony Saleh , Manish A. Parikh , Franklyn Fenton , Stephen J. Peterson
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引用次数: 0
Abstract
Introduction
Chronic kidney disease (CKD) frequently complicates Congestive Heart Failure (CHF) and can worsen outcomes in cardiogenic shock. Tricuspid Regurgitation (TR), by elevating central venous pressure, may exacerbate renal impairment. Limited data exist regarding CKD’s influence in TR interventions. This study assesses the impact of CKD on survival and explores RV dysfunction as a potential mediator in patients with TR in cardiogenic shock.
Methods
We retrospectively analyzed patients admitted with HF-related or myocardial infarction-induced cardiogenic shock (2021–2025). Patients were stratified by TR severity (none/trivial, mild, moderate, severe) and CKD stage. Echocardiographic, laboratory, and hemodynamic data were collected. RV dysfunction was assessed using echocardiography and right heart catheterization. Survival outcomes, including HF readmissions and mortality, were evaluated using Kaplan-Meier analysis and Cox regression, considering predictors significant at p < 0.10.
Results
Among 177 patients (median age 70 years, EF 35 %, 46 % Black), 55 % had CKD. TR severity distribution was: none/trivial 42 %, mild 16 %, moderate 22 %, and severe 20 %. Severe TR significantly increased in-hospital mortality (40 %) compared to non-severe TR (24 %) and correlated with worsening CKD stages. HF readmissions within 12 months occurred in 10 % of patients. Older age and RV dysfunction emerged as the strongest mortality predictors. Severe TR independently increased mortality and readmission risk.
Conclusion
Severe TR significantly worsens survival in cardiogenic shock patients, especially those with advanced CKD, mediated by RV dysfunction. CKD severity assessment may enhance patient stratification for valve interventions. Randomized studies are required to further validate these findings.
期刊介绍:
IJC Heart & Vasculature is an online-only, open-access journal dedicated to publishing original articles and reviews (also Editorials and Letters to the Editor) which report on structural and functional cardiovascular pathology, with an emphasis on imaging and disease pathophysiology. Articles must be authentic, educational, clinically relevant, and original in their content and scientific approach. IJC Heart & Vasculature requires the highest standards of scientific integrity in order to promote reliable, reproducible and verifiable research findings. All authors are advised to consult the Principles of Ethical Publishing in the International Journal of Cardiology before submitting a manuscript. Submission of a manuscript to this journal gives the publisher the right to publish that paper if it is accepted. Manuscripts may be edited to improve clarity and expression.