Biologically Active Substance
creatinine
cre·at·i·nine [ kree-at-n-een, -in ]
More Information:
Definitions related to creatinine:
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A compound that is excreted from the body in urine. Creatinine levels are measured to monitor kidney function.NCI Dictionary of Cancer TermsU.S. National Cancer Institute, 2021
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A waste product created by muscle metabolism. Doctors sometimes test creatinine levels to examine kidney function.Harvard Dictionary of Health TermsHarvard Medical Publishing, 2011
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Nitrogen compound in muscle, blood and urine that is the end product of creatine metabolism.CRISP ThesaurusNational Institutes of Health, 2006
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The breakdown product of creatine, a constituent of muscle tissue, that is excreted by the kidney and whose serum level is used to evaluate kidney function.NCI ThesaurusU.S. National Cancer Institute, 2021
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Creatinine is critically important in assessing renal function because it has several interesting properties. In blood, it is a marker of glomerular filtration rate; in urine, it can remove the need for 24-hour collections for many analytes or be used as a quality assurance tool to assess the accuracy of a 24-hour collection.WebMD, 2019
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