A glomerular filtration rate (GFR) test is a simple blood test that measures how well the kidneys are functioning. A doctor may order a GFR test to gauge kidney health. The kidneys are a pair of ...

A GFR of over 90 is considered normal. But having a GFR of 60 or above may also be considered within the normal range if you do not have other signs of kidney disease. Diabetes is a long-term (chronic ...

The estimated glomerular filtration rate (eGFR) is a blood test to assess kidney function. The formula for calculating eGFR takes the patient’s body size, age, and sex into account to predict how well ...

New findings raise questions about the reliability of estimated glomerular filtration rate as a basis for clinical decision-making. In individual patients, an estimated glomerular filtration rate ...