Kidney Function Test Gfr. Gfr is the best measure of kidney function but both creatinine and gfr can be useful indicators of your kidney health. Your gfr tells your doctor your stage of kidney disease and helps the doctor plan your treatment.
The formula to calculate gfr includes body size age sex and ethnicity. Although it may sound complicated in essence it measures how well your kidneys are working 1. The main job of our kidneys is to remove waste and excess water from the blood.
Gfr is the best measure of kidney function but both creatinine and gfr can be useful indicators of your kidney health.
Your gfr number tells you how much kidney function you have as kidney disease gets worse the gfr number goes down. Although it may sound complicated in essence it measures how well your kidneys are working 1. Urine albumin a urine test checks for albumin in your urine. Albumin is a protein that can pass into the urine.