creatine kinase
noun
: any of three isoenzymes found especially in vertebrate skeletal and myocardial muscle that catalyze the transfer of a high-energy phosphate group from phosphocreatine to ADP with the formation of ATP and creatine
Examples of creatine kinase in a Sentence
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Measuring the Aftermath The team tracked several markers of recovery over 72 hours following the workout, including muscle soreness ratings, knee muscle swelling, levels of creatine kinase (a marker of muscle damage), and muscle strength via isometric contraction tests.
—
Lucy Notarantonio, MSNBC Newsweek, 7 May 2025
Blood tests might reveal elevated creatine kinase levels, a sign of muscle cell damage.101
A muscle biopsy (tissue sample) is usually taken from the thigh muscle.
—Francisco J. Rivera Rosario, Health, 20 Feb. 2025
Some studies, such as a 2014 meta-analysis in the British Journal of Sports Medicine, suggest wearing compression garments during a tough exercise session can decrease levels of creatine kinase, a marker of muscle damage.
—Cindy Kuzma, SELF, 5 Nov. 2024
The muscle tissue breaks down and releases a dangerous protein called creatine kinase into the blood, but the condition is treatable, typically with IVs to flush the proteins out of a patient's system, according to the Cleveland Clinic.
—Danielle Jennings, Peoplemag, 23 Sep. 2024
Ruptured cells release enzymes called creatine kinases, which can damage tissues.
—Cara Ocobock, Scientific American, 1 Nov. 2023
President Biden Has Begun Using a CPAP Machine for Sleep Apnea
His lab work — which entailed a comprehensive metabolic panel (CMP), urinalysis, complete blood count (CBC) and level checks of vitamin D, homocysteine, magnesium, folate and creatine kinase — returned normal.
—Kyler Alvord, Peoplemag, 28 Feb. 2024
For patients with myositis, muscles are damaged by elevated levels of an enzyme called creatine kinase.
—Theresa Gaffney, STAT, 21 Feb. 2024
Muscle aches due to statins often cause elevations in a blood test called creatine kinase (CK), which represents muscle damage.
—Dr. Keith Roach, oregonlive, 11 Aug. 2023
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Lucy Notarantonio, MSNBC Newsweek, 7 May 2025
Blood tests might reveal elevated creatine kinase levels, a sign of muscle cell damage.101
A muscle biopsy (tissue sample) is usually taken from the thigh muscle.
—Francisco J. Rivera Rosario, Health, 20 Feb. 2025
Some studies, such as a 2014 meta-analysis in the British Journal of Sports Medicine, suggest wearing compression garments during a tough exercise session can decrease levels of creatine kinase, a marker of muscle damage.
—Cindy Kuzma, SELF, 5 Nov. 2024
The muscle tissue breaks down and releases a dangerous protein called creatine kinase into the blood, but the condition is treatable, typically with IVs to flush the proteins out of a patient's system, according to the Cleveland Clinic.
—Danielle Jennings, Peoplemag, 23 Sep. 2024
Ruptured cells release enzymes called creatine kinases, which can damage tissues.
—Cara Ocobock, Scientific American, 1 Nov. 2023
President Biden Has Begun Using a CPAP Machine for Sleep Apnea
His lab work — which entailed a comprehensive metabolic panel (CMP), urinalysis, complete blood count (CBC) and level checks of vitamin D, homocysteine, magnesium, folate and creatine kinase — returned normal.
—Kyler Alvord, Peoplemag, 28 Feb. 2024
For patients with myositis, muscles are damaged by elevated levels of an enzyme called creatine kinase.
—Theresa Gaffney, STAT, 21 Feb. 2024
Muscle aches due to statins often cause elevations in a blood test called creatine kinase (CK), which represents muscle damage.
—Dr. Keith Roach, oregonlive, 11 Aug. 2023
Cite this Entry
“Creatine kinase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/creatine%20kinase. Accessed 25 May. 2025.
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