creatinine
noun
cre·at·i·nine
krē-ˈa-tə-ˌnēn 
-ən
: a white crystalline strongly basic compound C4H7N3O formed from creatine and found especially in muscle, blood, and urine
Examples of creatinine in a Sentence
Recent Examples on the Web
Because of a long-ago false theory about differences in creatinine levels, many lab reports until recently often would list two results - one calculated for non-Black patients and another for Black patients that could overestimate kidney function by as much as 16%.
—
CBS News, 1 Apr. 2024
While typical creatinine levels register anywhere from 0.5 to 1.1 milligrams per deciliter of fluid, Jeanne’s creatinine clocked in at 6.8, almost seven times above normal.
—Nathaniel Scharping, Discover Magazine, 16 Feb. 2024
Plasma creatinine, a waste product that enters the blood from muscles, is typically filtered out by kidneys, so increased levels affirmed their suspicions.
—Irene Wright, Miami Herald, 27 Mar. 2024
The new pig kidney is making urine as well as creatinine, a waste product.
—Roni Caryn Rabin, New York Times, 21 Mar. 2024
Perhaps more worrying, her creatinine numbers were drifting even higher, a clear signal that something was affecting her kidneys.
—Nathaniel Scharping, Discover Magazine, 16 Feb. 2024
New research shows that centenarians—or people who live to 100 or beyond—may have lower (but not too low) levels of glucose, uric acid, and creatinine in their blood.
—Brian Mastroianni, Health, 31 Oct. 2023
The organ not only produced urine, but also removed serum creatinine, a waste product that can build up in the blood of patients with kidney disease.
—Amy Yurkanin | Ayurkanin@al.com, al, 17 Aug. 2023
Levels of creatinine, an indicator of kidney function, have remained normal and there has been no indication of rejection.
—Karen Weintraub, USA TODAY, 16 Aug. 2023
CBS News, 1 Apr. 2024
While typical creatinine levels register anywhere from 0.5 to 1.1 milligrams per deciliter of fluid, Jeanne’s creatinine clocked in at 6.8, almost seven times above normal.
—Nathaniel Scharping, Discover Magazine, 16 Feb. 2024
Plasma creatinine, a waste product that enters the blood from muscles, is typically filtered out by kidneys, so increased levels affirmed their suspicions.
—Irene Wright, Miami Herald, 27 Mar. 2024
The new pig kidney is making urine as well as creatinine, a waste product.
—Roni Caryn Rabin, New York Times, 21 Mar. 2024
Perhaps more worrying, her creatinine numbers were drifting even higher, a clear signal that something was affecting her kidneys.
—Nathaniel Scharping, Discover Magazine, 16 Feb. 2024
New research shows that centenarians—or people who live to 100 or beyond—may have lower (but not too low) levels of glucose, uric acid, and creatinine in their blood.
—Brian Mastroianni, Health, 31 Oct. 2023
The organ not only produced urine, but also removed serum creatinine, a waste product that can build up in the blood of patients with kidney disease.
—Amy Yurkanin | Ayurkanin@al.com, al, 17 Aug. 2023
Levels of creatinine, an indicator of kidney function, have remained normal and there has been no indication of rejection.
—Karen Weintraub, USA TODAY, 16 Aug. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'creatinine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Creatinine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/creatinine. Accessed 19 Apr. 2024.
Copy CitationMedical Definition
creatinine
noun
cre·at·i·nine
krē-ˈat-ᵊn-ˌēn, -ᵊn-ən
: a white crystalline strongly basic compound C4H7N3O formed from creatine and found especially in muscle, blood, and urine
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