Targeted Potassium Levels, Mineralocorticoid Receptor Antagonism, and Cardiovascular Outcomes in Patients With High Arrhythmic Risk: A Reinterpretation of the POTCAST Trial.

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Title: Targeted Potassium Levels, Mineralocorticoid Receptor Antagonism, and Cardiovascular Outcomes in Patients With High Arrhythmic Risk: A Reinterpretation of the POTCAST Trial.
Authors: Marques P; Internal Medicine Department, Unidade Local de Saúde de São João, Porto, Portugal; Department of Surgery and Physiology, Cardiovascular Research and Development Center (UnIC@RISE), Faculty of Medicine of the University of Porto, Porto, Portugal; Division of Cardiology, McGill University Health Centre, Montreal, QC, Canada. Electronic address: pmmarques@med.up.pt., Neves JS; Department of Surgery and Physiology, Cardiovascular Research and Development Center (UnIC@RISE), Faculty of Medicine of the University of Porto, Porto, Portugal; Department of Endocrinology, Unidade Local de Saúde São João, Porto, Portugal. Electronic address: jpferreira@med.up.pt., Ferreira JP; Department of Surgery and Physiology, Cardiovascular Research and Development Center (UnIC@RISE), Faculty of Medicine of the University of Porto, Porto, Portugal; Université de Lorraine, Inserm, Centre d'Investigations Cliniques, - Plurithématique, Inserm U1116, CHRU Nancy, F-CRIN INI-CRCT (Cardiovascular and Renal Clinical Trialists), Nancy, France.
Source: Journal of cardiac failure [J Card Fail] 2026 Mar 30. Date of Electronic Publication: 2026 Mar 30.
Publication Type: Journal Article
Journal Info: Publisher: Churchill Livingstone Country of Publication: United States NLM ID: 9442138 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1532-8414 (Electronic) Linking ISSN: 10719164 NLM ISO Abbreviation: J Card Fail Subsets: MEDLINE
Database: MEDLINE Ultimate
Description
ISSN:1532-8414
DOI:10.1016/j.cardfail.2026.03.027