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  1. Estimated Glomerular Filtration Rate (eGFR): Test & Levels

    Healthcare providers use estimated glomerular filtration rate (eGFR) to determine if you have kidney damage and stage kidney disease. eGFR measures your kidneys’ ability to filter toxins …

  2. Estimated Glomerular Filtration Rate (eGFR) - The National …

    Jul 13, 2022 · Learn what the estimated glomerular filtration rate (eGFR) test measures, how it evaluates kidney function, and what your results mean. Understand normal eGFR ranges, …

  3. Understanding eGFR: What It Really Means for Your Kidneys

    Jul 23, 2025 · eGFR, or estimated glomerular filtration rate, is one of the main markers used to assess how well your kidneys are filtering waste from your blood. But the keyword here is …

  4. Glomerular Filtration Rate (GFR) Test - MedlinePlus

    What is a glomerular filtration rate (GFR) test? A glomerular filtration rate (GFR) test is a blood test that checks how well your kidneys are working. Your kidneys are two organs on either …

  5. Blood test: eGFR (estimated glomerular filtration rate)

    Jun 30, 2025 · eGFR (estimated glomerular filtration rate) is a measure of how well your kidneys are working. Your eGFR is an estimated number based on a blood test and your age, sex, and …

  6. Estimated Glomerular Filtration Rate (GFR) Test for Your Kidneys - WebMD

    Mar 12, 2024 · The glomerular filtration rate (GFR) is a measure of how well your kidneys are removing waste from your blood, which can be determined using an estimated GFR (eGFR) test.

  7. What Is Glomerular Filtration Rate & What Do Results Mean?

    Jul 20, 2025 · The Glomerular Filtration Rate (GFR) is a measurement that assesses kidney function by estimating how much blood passes through the kidneys’ tiny filters, called …

  8. Glomerular Filtration Rate (GFR): Levels, Tests & What's Normal

    Aug 1, 2025 · What is a glomerular filtration rate (GFR) test? Your kidneys work to filter waste products and excess fluids from your blood, which are then released from your body as urine. …

  9. Glomerular Filtration Rate

    Your glomerular filtration rate is the rate at which your blood is filtered each minute. A glomerular filtration rate can be estimated with great accuracy, based on the result of other blood tests …

  10. What is eGFR? - kidney-disease.org

    eGFR stands for estimated Glomerular Filtration Rate. It's a blood test to measure how well your kidneys filter waste and excess fluids from your blood. The eGFR is an essential indicator of …