eGFR
Also known as: Calculated Glomerular Filtration Rate; cGFR
Formal name: Estimated Glomerular Filtration Rate
Related tests: GFR measured by inulin clearance (see FAQ); Creatinine; Creatinine clearance; Microalbumin; Cystatin C; Urine protein
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At a Glance
Why Get Tested?
To assess kidney function
When to Get Tested?
If your doctor thinks that you may have kidney damage
Sample Required?
The eGFR is a calculated estimate of the actual glomerular filtration rate and is based on your serum creatinine concentration, which requires a blood sample from a vein in your arm; the calculation uses a formula that also can include your age, gender, height, and weight; in some formulas, race may also be used in the calculation
