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Nephrology
Meta-analysis
Systematic review and meta-analysis of MRAs in dialysis patients shows reduced nonfatal CVD events but elevated hyperkalemia and gynecomastia risks
New analysis shows dialysis drugs cut heart attacks but raise dangerous potassium risks
This systematic review and meta-analysis evaluated mineralocorticoid receptor antagonists (MRAs) in adults on maintenance dialysis.
A large review of dialysis patients found that specific heart drugs reduced nonfatal heart events but increased risks of severe potassium bu…
Apr 30, 2026
Emergency Medicine
Cohort
Higher plasma potassium levels associate with increased 30-day mortality in ED patients
Even Mildly High Potassium Raises Death Risk
This retrospective cohort study analyzed 248,453 persons attending Emergency Departments in the Capital Region of Denmark from 2017 to 2021.
Doctors need to pay closer attention to even small rises in potassium because they signal a serious health warning.
medRxiv
Apr 14, 2026