A kidney test result that appears perfectly normal may still reveal hidden danger, according to a major new study involving more than a million adults.

Have you ever heard your doctor say your kidney test results are "normal"? That's usually means everything is under control. But what if "normal" isn't always as reassuring as it sounds? A recent ...

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 ...