Your kidney function test results are a measure of how well your kidneys are working to filter your blood and remove excess water and waste from the body. For example, the estimated glomerular ...

DEAR DR. ROACH: I am a 73-year-old female. A recent blood test returned an eGFR (estimated glomerular filtration rate) of 59. My physician’s nurse told me that the test was normal. When I asked her ...