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Hyperkalemia in Chronic Kidney Disease: Links, Risks and Management
Alexander Sarnowski1, Rouvick M Gama1, Alec Dawson1
1Department of Renal Medicine and Transplantation, St George's NHS University Hospitals NHS Foundation Trust, London, UK.
International Journal of Nephrology and Renovascular Disease
|August 9, 2022
Summary
Hyperkalemia, a serious condition, is rising due to RAASi medications. Managing potassium in chronic kidney disease (CKD) patients involves various strategies, including new oral binders.
Area of Science:
- Nephrology
- Cardiology
- Internal Medicine
Background:
- Hyperkalemia presents significant clinical challenges and is increasingly prevalent.
- Medications inhibiting the renin-angiotensin-aldosterone-system (RAASi) are a key driver of rising hyperkalemia rates.
- Chronic kidney disease (CKD) impairs potassium excretion, increasing hyperkalemia risk.
Purpose of the Study:
- To provide a comprehensive overview of hyperkalemia management in CKD patients.
- To explore current guidelines and emerging therapeutic options for hyperkalemia in CKD.
- To highlight the impact of RAASi medications on hyperkalemia prevalence.
Main Methods:
- Review of existing literature and clinical guidelines on hyperkalemia in CKD.
- Analysis of the pathophysiology of potassium dysregulation in CKD.
- Evaluation of current and novel therapeutic strategies for hyperkalemia.
Main Results:
- CKD patients face challenges in maintaining potassium homeostasis due to reduced urinary excretion.
- Management strategies include myocardial protection, potassium shifting, enhanced excretion, dietary control, and treating comorbidities.
- Novel oral potassium binders demonstrate efficacy and are poised for wider clinical adoption.
Conclusions:
- Hyperkalemia is a critical concern in CKD, exacerbated by RAASi use.
- A multifaceted approach is essential for managing hyperkalemia in CKD patients.
- New potassium binders offer a valuable addition to the therapeutic armamentarium for hyperkalemia.
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