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Cystatin C with Glomerular Filtration Rate, Estimated (eGFR)
$16.99
This test measures the level of Cystatin C, a protein found in your body fluids, to assess kidney function. Unlike other markers, the level of Cystatin C's in the blood does not change due to infections, diet, or medication, making it a reliable indicator of how well your kidneys are filtering. The test also estimates your Glomerular Filtration Rate (eGFR), which indicates the rate at which your kidneys are filtering the blood. It's especially useful for people with unusual muscle mass or rapidly changing kidney function.
Sample type
Serum
Avg. sample processing time
5 Business days
Require fasting
No
Biomarkers
Cystatin CAn alternative marker of kidney function that, unlike creatinine, isn't affected by muscle mass โ useful for a more precise eGFR estimate.