What Is Considered a Bad Kidney Function Level? Understanding GFR & Kidney Health

Learn what a bad kidney function level means, how GFR and creatinine indicate kidney health, and when to seek medical advice.

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A bad kidney function level is indicated by a glomerular filtration rate (GFR) less than 60 mL/min/1.73 m2 for 3 months or more. This suggests chronic kidney disease (CKD). High levels of serum creatinine, indicating a decrease in kidney filtration capability, further signify poor kidney function. It's crucial to consult a healthcare professional for accurate diagnosis and tailored treatment.

FAQs & Answers

  1. What is a normal glomerular filtration rate (GFR)? A normal GFR is typically 90 mL/min/1.73 m² or higher, indicating healthy kidney function.
  2. What does a GFR below 60 mean? A GFR below 60 mL/min/1.73 m² sustained for three months or more suggests chronic kidney disease and impaired kidney function.
  3. Why is serum creatinine important for kidney function? High serum creatinine levels indicate reduced kidney filtration capability, which can be a sign of kidney dysfunction.
  4. When should I consult a doctor about my kidney function? You should consult a healthcare professional if your GFR is less than 60, or if blood tests show elevated serum creatinine levels.