A cystatin C test measures a blood protein that can be used to estimate glomerular filtration rate, or eGFR. It is generally less influenced by muscle mass than creatinine, making it useful when a creatinine-based […]
A cystatin C test measures a blood protein that can be used to estimate glomerular filtration rate, or eGFR. It is generally less influenced by muscle mass than creatinine, making it useful when a creatinine-based […]

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