Kidney & Electrolytes
Guidance on kidney function and common lab results like creatinine, eGFR, potassium, and sodium—what they mean and when to follow up. Seek urgent care for severe weakness, confusion, or symptoms of dehydration.
Lab interpretation, kidney protection, and when abnormal results need evaluation.
Start with a common task
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Creatinine and eGFR: What Your Kidney Labs Mean
Kidney function is often tracked using creatinine and eGFR. Many kidney issues have no symptoms early, so labs matter. Quick summary What can affect results When to follow up Electrolytes (potassium/sodium) Next step More resources: Kidney & Electrolytes. Book a visit for abnormal kidney labs—early action can help prevent progression. Last reviewed: Dec 28, 2025